TLE9263-3BQX

Infineon Technologies · Interface - Specialized · VQFN-48-EP(7x7)

TLE9263-3BQX from Infineon Technologies, in a VQFN-48-EP(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin	Name	Type	Function
1	GND	power_in	Ground pin that must be connected to the common GND potential together with all other GND pins and the cooling tab.
2	n.c.	unconnected	Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND.
3	VCC3REF	passive	Collector connection for the external PNP and reference input of voltage regulator 3, rated -0.3 V to 28 V (40 V for 400 ms load dump).
4	VCC3B	passive	Base connection for the external PNP of voltage regulator 3, rated -0.3 V to VS + 10 V (40 V for 400 ms load dump).
5	VCC3SH	passive	Emitter connection for the external PNP and shunt connection of voltage regulator 3, rated VS - 0.30 V to VS + 0.30 V.
6	n.c.	unconnected	Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND.
7	n.c.	unconnected	Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND.
8	HS1	output	High-side output 1 with typical 7 Ω on-resistance, rated -0.3 V to VSHS + 0.3 V.
9	HS2	output	High-side output 2 with typical 7 Ω on-resistance, rated -0.3 V to VSHS + 0.3 V.
10	HS3	output	High-side output 3 with typical 7 Ω on-resistance, rated -0.3 V to VSHS + 0.3 V.
11	HS4	output	High-side output 4 with typical 7 Ω on-resistance, rated -0.3 V to VSHS + 0.3 V.
12	n.c.	unconnected	Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND.
13	VSHS	power_in	Supply for the high-side switches, LIN modules and GPIO1/2 in HS configuration, rated -0.3 V to 28 V (40 V for 400 ms load dump); connect to VS if no separate supply is needed.
14	VS	power_in	Supply for the chip internal supply and voltage regulators, connected to battery through an external reverse protection diode and EMC filter, rated -0.3 V to 28 V.
15	VS	power_in	Supply for the chip internal supply and voltage regulators, connected to battery through an external reverse protection diode and EMC filter, rated -0.3 V to 28 V.
16	n.c.	unconnected	Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND.
17	VCC1	power_out	Output of voltage regulator 1, rated -0.3 V to 5.5 V.
18	VCC2	power_out	Output of voltage regulator 2, rated -0.3 V to 28 V (40 V for 400 ms load dump); leave open and keep disabled if unused.
19	n.c.	unconnected	Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND.
20	GND	power_in	Ground pin that must be connected to the common GND potential together with all other GND pins and the cooling tab.
21	FO1	output	Fail output 1, rated -0.3 V to 40 V.
22	WK1	input	Wake input 1, rated -0.3 V to 40 V; alternative HV-measurement function input in combination with WK2.
23	WK2	input	Wake input 2, rated -0.3 V to 40 V; alternative HV-measurement function output in combination with WK1.
24	WK3	input	Wake input 3, rated -0.3 V to 40 V.
25	TXDLIN2	input	LIN2 transmit input, rated -0.3 V to VCC1 + 0.3 V.
26	RXDLIN2	output	LIN2 receive output, rated -0.3 V to VCC1 + 0.3 V.
27	CLK	input	SPI clock input, rated -0.3 V to VCC1 + 0.3 V.
28	SDI	input	SPI data input into the SBC (MOSI), rated -0.3 V to VCC1 + 0.3 V.
29	SDO	output	SPI data output from the SBC (MISO), rated -0.3 V to VCC1 + 0.3 V.
30	CSN	input	SPI chip select, not input, rated -0.3 V to VCC1 + 0.3 V.
31	INT	output	Active-low interrupt output used as wake-up flag in SBC Stop or Normal Mode and for failure indication; external pull-up selects configuration during start-up.
32	RO	output	Reset output of the SBC.
33	TXDLIN1	input	LIN1 transmit input, rated -0.3 V to VCC1 + 0.3 V.
34	RXDLIN1	output	LIN1 receive output, rated -0.3 V to VCC1 + 0.3 V.
35	TXDCAN	input	CAN transmit input, rated -0.3 V to VCC1 + 0.3 V; alternate function for calibrating the high-precision oscillator.
36	RXDCAN	output	CAN receive output, rated -0.3 V to VCC1 + 0.3 V.
37	VCAN	power_in	Supply input for the internal HS-CAN cell, rated -0.3 V to 5.5 V; connect to VCC1 when unused.
38	GND	power_in	Ground pin that must be connected to the common GND potential together with all other GND pins and the cooling tab.
39	CANL	bidirectional	CAN low bus pin, rated -27 V to 40 V.
40	CANH	bidirectional	CAN high bus pin, rated -27 V to 40 V.
41	n.c.	unconnected	Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND.
42	LIN1	bidirectional	LIN1 bus line conforming to LIN 2.2/ISO 17987-4 and SAE J2602-2, rated -27 V to 40 V.
43	GND	power_in	Ground pin that must be connected to the common GND potential together with all other GND pins and the cooling tab.
44	LIN2	bidirectional	LIN2 bus line conforming to LIN 2.2/ISO 17987-4 and SAE J2602-2, rated -27 V to 40 V.
45	n.c.	unconnected	Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND.
46	n.c.	unconnected	Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND.
47	FO2	output	Open-drain active-low fail output 2 (side indicator) with 1.25 Hz 50% duty cycle; alternative function GPIO1.
48	FO3/TEST	output	Open-drain active-low fail output 3 (pulsed light) with 100 Hz 20% duty cycle and integrated pull-up; connect to GND to activate SBC Development Mode; alternative function GPIO2.
49	EP	passive	Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter	Value
Manufacturer	Infineon Technologies
Package	VQFN-48-EP(7x7)
Category	Interface ICs
Pins	49

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter	Symbol	Min	Typ	Max	Unit	Conditions	Page
Supply Voltage (VS, VSHS)	VSx, max	-0.3		28	V		13
Supply Voltage (VS, VSHS) load dump	VSx, max	-0.3		40	V	Load Dump, max. 400 ms	13
Voltage Regulator 1	VCC1, max	-0.3		5.5	V		13
Voltage Regulator 2	VCC2, max	-0.3		28	V	VCC2 = 40V for Load Dump, max. 400 ms	13
Voltage Regulator 3 (VCC3REF)	VCC3REF,max	-0.3		28	V	VCC3REF = 40V for Load Dump, max. 400 ms	13
Wake Inputs WK1..3	VWK, max	-0.3		40	V		13
Fail Pin FO1	VFO1, max	-0.3		40	V		13
LINx, CANH, CANL	VBUS, max	-27		40	V		13
Maximum Differential CAN Bus Voltage	VCAN_Diff, max	-5		10	V		13
VCAN Input Voltage	VVCAN, max	-0.3		5.5	V		13
Wake input WK1 current	IWK1,max	0		500	µA	Applies only if WK1 and WK2 are configured as alternative HV-measurement function	13
Wake input WK2 current	IWK2,max	-500		0	µA	Applies only if WK1 and WK2 are configured as alternative HV-measurement function	14
Junction Temperature	Tj	-40		150	°C		14
Storage Temperature	Tstg	-55		150	°C		14
ESD Resistivity	VESD,11	-2		2	kV	HBM	14
ESD Resistivity to GND	VESD,21	-500		500	V	CDM	14
Supply Voltage	VS,func			28	V	Including Power-On Reset, Over- and Undervoltage Protection	15
LIN Bus Voltage	VS,LIN,func	6		18	V	Parameter specification according to LIN 2.2/ISO 17987-4	15
CAN Supply Voltage	VCAN,func	4.75		5.25	V		15
SPI frequency	fSPI			4	MHz	see Chapter 16.7 for fSPI,max	15
Junction Temperature (functional range)	Tj	-40		150	°C		15
Junction to Soldering Point	RthJSP		6		K/W	Exposed Pad	16
Junction to Ambient	RthJA		33		K/W	JEDEC JESD51-2,-5,-7 natural convection, FR4 2s2p board, 1.5 W	16
Normal Mode current consumption	INormal		3.5	6.5	mA	VS = 5.5 V to 28 V; Tj = -40 °C to +150 °C; VCC2, CAN, LIN, VCC3, HSx = OFF	17
Stop Mode current consumption	IStop_1,25		44	60	µA	Tj = 25°C; VCC2/3, HSx = OFF; CAN, LINx, WKx not wake capable; Watchdog = OFF; no load on VCC1; I_PEAK_TH = '0'	17
Stop Mode current consumption	IStop_1,85		50	70	µA	Tj = 85°C; VCC2/3, HSx = OFF; CAN, LINx, WKx not wake capable; Watchdog = OFF; no load on VCC1; I_PEAK_TH = '0'	17
Stop Mode current consumption (high active peak threshold)	IStop_2,25		64	90	µA	Tj = 25°C; VCC2/3, HSx = OFF; CAN, LINx, WKx not wake capable; Watchdog = OFF; no load on VCC1; I_PEAK_TH = '1'	17
Stop Mode current consumption (high active peak threshold)	IStop_2,85		70	100	µA	Tj = 85°C; VCC2/3, HSx = OFF; CAN, LINx, WKx not wake capable; Watchdog = OFF; no load on VCC1; I_PEAK_TH = '1'	17
Sleep Mode current consumption	ISleep,25		15	25	µA	Tj = 25°C; VCC2/3, HSx = OFF; CAN, LINx, WKx not wake capable	17
Sleep Mode current consumption	ISleep,85		25	35	µA	Tj = 85°C; VCC2/3, HSx = OFF; CAN, LINx, WKx not wake capable	17
Current consumption for CAN module, recessive state	ICAN,rec		2	3	mA	SBC Normal/Stop Mode; CAN Normal Mode; VCC1 connected to VCAN; VTXDCAN = VCC1; no RL on CAN	18
Current consumption for CAN module, dominant state	ICAN,dom		3	4.5	mA	SBC Normal/Stop Mode; CAN Normal Mode; VCC1 connected to VCAN; VTXDCAN = GND; no RL on CAN	18
Current consumption for CAN module, Receive Only Mode	ICAN,RcvOnly		0.9	1.2	mA	SBC Normal/Stop Mode; CAN Receive Only Mode; VCC1 connected to VCAN; VTXDCAN = VCC1; no RL on CAN	18
Current consumption during CAN Partial Networking frame detect mode	ICAN,SWK,25		560	690	µA	Tj = 25°C; SBC Stop Mode; VCC2, HSx = OFF; LIN, WKx not wake capable; CAN SWK wake capable, SWK Receiver enabled, WUF detect; no RL on CAN	18
Current consumption during CAN Partial Networking frame detect mode	ICAN,SWK,85		600	720	µA	Tj = 85°C; SBC Stop Mode; VCC2, HSx = OFF; LIN, WKx not wake capable; CAN SWK wake capable, SWK Receiver enabled, WUF detect; no RL on CAN	18
Current consumption per LIN module, recessive state	ILIN,rec		0.1	1	mA	SBC Normal/Stop Mode; LIN Normal Mode; VTXDLIN = VCC1; no RL on LIN	19
Current consumption per LIN module, dominant state	ILIN,dom		1	1.5	mA	SBC Normal/Stop Mode; LIN Normal Mode; VTXDLIN = GND; no RL on LIN	19
Current consumption per LIN module, Receive Only Mode	ILIN,RcvOnly		0.2	0.5	mA	SBC Normal/Stop Mode; LIN Receive Only Mode; VTXDLIN = VCC1; no RL on LIN	19
Current consumption for WK1..3 wake capability (all wake inputs)	IWake,WKx,25		0.2	2	µA	SBC Sleep Mode; WK1..3 wake capable (all WKx enabled); LIN, CAN = OFF	19
Current consumption for WK1..3 wake capability (all wake inputs)	IWake,WKx,85		0.5	3	µA	Tj = 85°C; SBC Sleep Mode; WK1..3 wake capable (all WKx enabled); LIN, CAN = OFF	19
Current consumption per LIN module wake capability	IWake,LIN,25		0.2	2	µA	SBC Sleep Mode; LIN wake capable; WK1..3, CAN = OFF	19
Current consumption per LIN module wake capability	IWake,LIN,85		0.5	3	µA	Tj = 85°C; SBC Sleep Mode; LIN wake capable; WK1..3, CAN = OFF	19
Current consumption for CAN wake capability (tsilence expired)	IWake,CAN,25		4.5	6	µA	SBC Sleep Mode; CAN wake capable; WK1..3, LIN = OFF	19
Current consumption for CAN wake capability (tsilence expired)	IWake,CAN,85		5.5	7	µA	Tj = 85°C; SBC Sleep Mode; CAN wake capable; WK1..3, LIN = OFF	19
VCC2 Normal Mode current consumption	INormal,VCC2		2.5	3.5	mA	VS = 5.5 V to 28 V; Tj = -40 °C to +150 °C; VCC2 = ON (no load)	19
Current consumption for VCC2 in SBC Sleep Mode	ISleep,VCC2,25		25	35	µA	SBC Sleep Mode; VCC2 = ON (no load); LIN, CAN, WK1..3 = OFF	19
Current consumption for VCC2 in SBC Sleep Mode	ISleep,VCC2,85		30	40	µA	Tj = 85°C; SBC Sleep Mode; VCC2 = ON (no load); LIN, CAN, WK1..3 = OFF	20
Current consumption for VCC3 in SBC Sleep Mode in stand-alone configuration	ISleep,VCC3,25		40	60	µA	SBC Sleep Mode; VCC3 = ON (no load, stand-alone config.); LIN, CAN, WK1..3 = OFF	20
Current consumption for VCC3 in SBC Sleep Mode in stand-alone configuration	ISleep,VCC3,85		50	70	µA	Tj = 85°C; SBC Sleep Mode; VCC3 = ON (no load, stand-alone config.); LIN, CAN, WK1..3 = OFF	20
Current consumption for HSx in SBC Stop Mode	IStop,HSx,25		550	675	µA	SBC Stop Mode; Cyclic Sense & HSx = ON (no load); LIN, CAN, WK1..3 = OFF	20
Current consumption for HSx in SBC Stop Mode	IStop,HSx,85		575	700	µA	Tj = 85°C; SBC Stop Mode; Cyclic Sense & HSx = ON (no load); LIN, CAN, WK1..3 = OFF	20
Current consumption for cyclic sense function	IStop,CS25		20	28	µA	SBC Stop Mode; WD = OFF	20
Current consumption for cyclic sense function	IStop,CS85		24	35	µA	Tj = 85°C; SBC Stop Mode; WD = OFF	20
Current consumption for watchdog active in Stop Mode	IStop,WD25		20	28	µA	SBC Stop Mode; Watchdog running	20
Current consumption for watchdog active in Stop Mode	IStop,WD85		24	35	µA	Tj = 85°C; SBC Stop Mode; Watchdog running	20
Current consumption for active fail outputs (FO1..3)	IStop,FOx		1	2	mA	all SBC Modes; Tj = 25°C; FOx = ON (no load)	20
Output Voltage including line and Load regulation	VCC1,out1	4.9	5	5.1	V	SBC Normal Mode; 10µA < IVCC1 < 250mA; 6V < VS < 28V	62
Output Voltage including line and Load regulation (SBC Stop Mode)	VCC1,out41	4.9	5.05	5.2	V	SBC Stop Mode; 1mA < IVCC1 < IVCC1,Ipeak	62
Output Voltage including line and Load regulation (SBC Stop Mode)	VCC1,out42	4.9	5.05	5.25	V	SBC Stop Mode; 10µA < IVCC1 < 1mA	62

CAD (KiCad official)

Symbol: TLE9263-3BQX
Footprint: Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm
3D model: VQFN-48-EP(7x7) (KiCad packages3D, STEP)
3D model files: tle9263-3bqx-etched.step / tle9263-3bqx-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tle9263-3bqx.step / tle9263-3bqx.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

Datasheet: Infineon Technologies datasheet (214 pp, sha256 084a3525628445df, retrieved 2026-10-27, tier: manufacturer)
Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF

# TLE9263-3BQX

**Infineon Technologies** · Interface - Specialized · VQFN-48-EP(7x7)

TLE9263-3BQX from Infineon Technologies, in a VQFN-48-EP(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | GND | power_in | Ground pin that must be connected to the common GND potential together with all other GND pins and the cooling tab. |
| 2 | n.c. | unconnected | Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND. |
| 3 | VCC3REF | passive | Collector connection for the external PNP and reference input of voltage regulator 3, rated -0.3 V to 28 V (40 V for 400 ms load dump). |
| 4 | VCC3B | passive | Base connection for the external PNP of voltage regulator 3, rated -0.3 V to VS + 10 V (40 V for 400 ms load dump). |
| 5 | VCC3SH | passive | Emitter connection for the external PNP and shunt connection of voltage regulator 3, rated VS - 0.30 V to VS + 0.30 V. |
| 6 | n.c. | unconnected | Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND. |
| 7 | n.c. | unconnected | Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND. |
| 8 | HS1 | output | High-side output 1 with typical 7 Ω on-resistance, rated -0.3 V to VSHS + 0.3 V. |
| 9 | HS2 | output | High-side output 2 with typical 7 Ω on-resistance, rated -0.3 V to VSHS + 0.3 V. |
| 10 | HS3 | output | High-side output 3 with typical 7 Ω on-resistance, rated -0.3 V to VSHS + 0.3 V. |
| 11 | HS4 | output | High-side output 4 with typical 7 Ω on-resistance, rated -0.3 V to VSHS + 0.3 V. |
| 12 | n.c. | unconnected | Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND. |
| 13 | VSHS | power_in | Supply for the high-side switches, LIN modules and GPIO1/2 in HS configuration, rated -0.3 V to 28 V (40 V for 400 ms load dump); connect to VS if no separate supply is needed. |
| 14 | VS | power_in | Supply for the chip internal supply and voltage regulators, connected to battery through an external reverse protection diode and EMC filter, rated -0.3 V to 28 V. |
| 15 | VS | power_in | Supply for the chip internal supply and voltage regulators, connected to battery through an external reverse protection diode and EMC filter, rated -0.3 V to 28 V. |
| 16 | n.c. | unconnected | Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND. |
| 17 | VCC1 | power_out | Output of voltage regulator 1, rated -0.3 V to 5.5 V. |
| 18 | VCC2 | power_out | Output of voltage regulator 2, rated -0.3 V to 28 V (40 V for 400 ms load dump); leave open and keep disabled if unused. |
| 19 | n.c. | unconnected | Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND. |
| 20 | GND | power_in | Ground pin that must be connected to the common GND potential together with all other GND pins and the cooling tab. |
| 21 | FO1 | output | Fail output 1, rated -0.3 V to 40 V. |
| 22 | WK1 | input | Wake input 1, rated -0.3 V to 40 V; alternative HV-measurement function input in combination with WK2. |
| 23 | WK2 | input | Wake input 2, rated -0.3 V to 40 V; alternative HV-measurement function output in combination with WK1. |
| 24 | WK3 | input | Wake input 3, rated -0.3 V to 40 V. |
| 25 | TXDLIN2 | input | LIN2 transmit input, rated -0.3 V to VCC1 + 0.3 V. |
| 26 | RXDLIN2 | output | LIN2 receive output, rated -0.3 V to VCC1 + 0.3 V. |
| 27 | CLK | input | SPI clock input, rated -0.3 V to VCC1 + 0.3 V. |
| 28 | SDI | input | SPI data input into the SBC (MOSI), rated -0.3 V to VCC1 + 0.3 V. |
| 29 | SDO | output | SPI data output from the SBC (MISO), rated -0.3 V to VCC1 + 0.3 V. |
| 30 | CSN | input | SPI chip select, not input, rated -0.3 V to VCC1 + 0.3 V. |
| 31 | INT | output | Active-low interrupt output used as wake-up flag in SBC Stop or Normal Mode and for failure indication; external pull-up selects configuration during start-up. |
| 32 | RO | output | Reset output of the SBC. |
| 33 | TXDLIN1 | input | LIN1 transmit input, rated -0.3 V to VCC1 + 0.3 V. |
| 34 | RXDLIN1 | output | LIN1 receive output, rated -0.3 V to VCC1 + 0.3 V. |
| 35 | TXDCAN | input | CAN transmit input, rated -0.3 V to VCC1 + 0.3 V; alternate function for calibrating the high-precision oscillator. |
| 36 | RXDCAN | output | CAN receive output, rated -0.3 V to VCC1 + 0.3 V. |
| 37 | VCAN | power_in | Supply input for the internal HS-CAN cell, rated -0.3 V to 5.5 V; connect to VCC1 when unused. |
| 38 | GND | power_in | Ground pin that must be connected to the common GND potential together with all other GND pins and the cooling tab. |
| 39 | CANL | bidirectional | CAN low bus pin, rated -27 V to 40 V. |
| 40 | CANH | bidirectional | CAN high bus pin, rated -27 V to 40 V. |
| 41 | n.c. | unconnected | Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND. |
| 42 | LIN1 | bidirectional | LIN1 bus line conforming to LIN 2.2/ISO 17987-4 and SAE J2602-2, rated -27 V to 40 V. |
| 43 | GND | power_in | Ground pin that must be connected to the common GND potential together with all other GND pins and the cooling tab. |
| 44 | LIN2 | bidirectional | LIN2 bus line conforming to LIN 2.2/ISO 17987-4 and SAE J2602-2, rated -27 V to 40 V. |
| 45 | n.c. | unconnected | Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND. |
| 46 | n.c. | unconnected | Not connected and internally not bonded; the unused-pin hints recommend connecting it to GND. |
| 47 | FO2 | output | Open-drain active-low fail output 2 (side indicator) with 1.25 Hz 50% duty cycle; alternative function GPIO1. |
| 48 | FO3/TEST | output | Open-drain active-low fail output 3 (pulsed light) with 100 Hz 20% duty cycle and integrated pull-up; connect to GND to activate SBC Development Mode; alternative function GPIO2. |
| 49 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Infineon Technologies |
| Package | VQFN-48-EP(7x7) |
| Category | Interface ICs |
| Pins | 49 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply Voltage (VS, VSHS) | VSx, max | -0.3 |  | 28 | V |  | 13 |
| Supply Voltage (VS, VSHS) load dump | VSx, max | -0.3 |  | 40 | V | Load Dump, max. 400 ms | 13 |
| Voltage Regulator 1 | VCC1, max | -0.3 |  | 5.5 | V |  | 13 |
| Voltage Regulator 2 | VCC2, max | -0.3 |  | 28 | V | VCC2 = 40V for Load Dump, max. 400 ms | 13 |
| Voltage Regulator 3 (VCC3REF) | VCC3REF,max | -0.3 |  | 28 | V | VCC3REF = 40V for Load Dump, max. 400 ms | 13 |
| Wake Inputs WK1..3 | VWK, max | -0.3 |  | 40 | V |  | 13 |
| Fail Pin FO1 | VFO1, max | -0.3 |  | 40 | V |  | 13 |
| LINx, CANH, CANL | VBUS, max | -27 |  | 40 | V |  | 13 |
| Maximum Differential CAN Bus Voltage | VCAN_Diff, max | -5 |  | 10 | V |  | 13 |
| VCAN Input Voltage | VVCAN, max | -0.3 |  | 5.5 | V |  | 13 |
| Wake input WK1 current | IWK1,max | 0 |  | 500 | µA | Applies only if WK1 and WK2 are configured as alternative HV-measurement function | 13 |
| Wake input WK2 current | IWK2,max | -500 |  | 0 | µA | Applies only if WK1 and WK2 are configured as alternative HV-measurement function | 14 |
| Junction Temperature | Tj | -40 |  | 150 | °C |  | 14 |
| Storage Temperature | Tstg | -55 |  | 150 | °C |  | 14 |
| ESD Resistivity | VESD,11 | -2 |  | 2 | kV | HBM | 14 |
| ESD Resistivity to GND | VESD,21 | -500 |  | 500 | V | CDM | 14 |
| Supply Voltage | VS,func |  |  | 28 | V | Including Power-On Reset, Over- and Undervoltage Protection | 15 |
| LIN Bus Voltage | VS,LIN,func | 6 |  | 18 | V | Parameter specification according to LIN 2.2/ISO 17987-4 | 15 |
| CAN Supply Voltage | VCAN,func | 4.75 |  | 5.25 | V |  | 15 |
| SPI frequency | fSPI |  |  | 4 | MHz | see Chapter 16.7 for fSPI,max | 15 |
| Junction Temperature (functional range) | Tj | -40 |  | 150 | °C |  | 15 |
| Junction to Soldering Point | RthJSP |  | 6 |  | K/W | Exposed Pad | 16 |
| Junction to Ambient | RthJA |  | 33 |  | K/W | JEDEC JESD51-2,-5,-7 natural convection, FR4 2s2p board, 1.5 W | 16 |
| Normal Mode current consumption | INormal |  | 3.5 | 6.5 | mA | VS = 5.5 V to 28 V; Tj = -40 °C to +150 °C; VCC2, CAN, LIN, VCC3, HSx = OFF | 17 |
| Stop Mode current consumption | IStop_1,25 |  | 44 | 60 | µA | Tj = 25°C; VCC2/3, HSx = OFF; CAN, LINx, WKx not wake capable; Watchdog = OFF; no load on VCC1; I_PEAK_TH = '0' | 17 |
| Stop Mode current consumption | IStop_1,85 |  | 50 | 70 | µA | Tj = 85°C; VCC2/3, HSx = OFF; CAN, LINx, WKx not wake capable; Watchdog = OFF; no load on VCC1; I_PEAK_TH = '0' | 17 |
| Stop Mode current consumption (high active peak threshold) | IStop_2,25 |  | 64 | 90 | µA | Tj = 25°C; VCC2/3, HSx = OFF; CAN, LINx, WKx not wake capable; Watchdog = OFF; no load on VCC1; I_PEAK_TH = '1' | 17 |
| Stop Mode current consumption (high active peak threshold) | IStop_2,85 |  | 70 | 100 | µA | Tj = 85°C; VCC2/3, HSx = OFF; CAN, LINx, WKx not wake capable; Watchdog = OFF; no load on VCC1; I_PEAK_TH = '1' | 17 |
| Sleep Mode current consumption | ISleep,25 |  | 15 | 25 | µA | Tj = 25°C; VCC2/3, HSx = OFF; CAN, LINx, WKx not wake capable | 17 |
| Sleep Mode current consumption | ISleep,85 |  | 25 | 35 | µA | Tj = 85°C; VCC2/3, HSx = OFF; CAN, LINx, WKx not wake capable | 17 |
| Current consumption for CAN module, recessive state | ICAN,rec |  | 2 | 3 | mA | SBC Normal/Stop Mode; CAN Normal Mode; VCC1 connected to VCAN; VTXDCAN = VCC1; no RL on CAN | 18 |
| Current consumption for CAN module, dominant state | ICAN,dom |  | 3 | 4.5 | mA | SBC Normal/Stop Mode; CAN Normal Mode; VCC1 connected to VCAN; VTXDCAN = GND; no RL on CAN | 18 |
| Current consumption for CAN module, Receive Only Mode | ICAN,RcvOnly |  | 0.9 | 1.2 | mA | SBC Normal/Stop Mode; CAN Receive Only Mode; VCC1 connected to VCAN; VTXDCAN = VCC1; no RL on CAN | 18 |
| Current consumption during CAN Partial Networking frame detect mode | ICAN,SWK,25 |  | 560 | 690 | µA | Tj = 25°C; SBC Stop Mode; VCC2, HSx = OFF; LIN, WKx not wake capable; CAN SWK wake capable, SWK Receiver enabled, WUF detect; no RL on CAN | 18 |
| Current consumption during CAN Partial Networking frame detect mode | ICAN,SWK,85 |  | 600 | 720 | µA | Tj = 85°C; SBC Stop Mode; VCC2, HSx = OFF; LIN, WKx not wake capable; CAN SWK wake capable, SWK Receiver enabled, WUF detect; no RL on CAN | 18 |
| Current consumption per LIN module, recessive state | ILIN,rec |  | 0.1 | 1 | mA | SBC Normal/Stop Mode; LIN Normal Mode; VTXDLIN = VCC1; no RL on LIN | 19 |
| Current consumption per LIN module, dominant state | ILIN,dom |  | 1 | 1.5 | mA | SBC Normal/Stop Mode; LIN Normal Mode; VTXDLIN = GND; no RL on LIN | 19 |
| Current consumption per LIN module, Receive Only Mode | ILIN,RcvOnly |  | 0.2 | 0.5 | mA | SBC Normal/Stop Mode; LIN Receive Only Mode; VTXDLIN = VCC1; no RL on LIN | 19 |
| Current consumption for WK1..3 wake capability (all wake inputs) | IWake,WKx,25 |  | 0.2 | 2 | µA | SBC Sleep Mode; WK1..3 wake capable (all WKx enabled); LIN, CAN = OFF | 19 |
| Current consumption for WK1..3 wake capability (all wake inputs) | IWake,WKx,85 |  | 0.5 | 3 | µA | Tj = 85°C; SBC Sleep Mode; WK1..3 wake capable (all WKx enabled); LIN, CAN = OFF | 19 |
| Current consumption per LIN module wake capability | IWake,LIN,25 |  | 0.2 | 2 | µA | SBC Sleep Mode; LIN wake capable; WK1..3, CAN = OFF | 19 |
| Current consumption per LIN module wake capability | IWake,LIN,85 |  | 0.5 | 3 | µA | Tj = 85°C; SBC Sleep Mode; LIN wake capable; WK1..3, CAN = OFF | 19 |
| Current consumption for CAN wake capability (tsilence expired) | IWake,CAN,25 |  | 4.5 | 6 | µA | SBC Sleep Mode; CAN wake capable; WK1..3, LIN = OFF | 19 |
| Current consumption for CAN wake capability (tsilence expired) | IWake,CAN,85 |  | 5.5 | 7 | µA | Tj = 85°C; SBC Sleep Mode; CAN wake capable; WK1..3, LIN = OFF | 19 |
| VCC2 Normal Mode current consumption | INormal,VCC2 |  | 2.5 | 3.5 | mA | VS = 5.5 V to 28 V; Tj = -40 °C to +150 °C; VCC2 = ON (no load) | 19 |
| Current consumption for VCC2 in SBC Sleep Mode | ISleep,VCC2,25 |  | 25 | 35 | µA | SBC Sleep Mode; VCC2 = ON (no load); LIN, CAN, WK1..3 = OFF | 19 |
| Current consumption for VCC2 in SBC Sleep Mode | ISleep,VCC2,85 |  | 30 | 40 | µA | Tj = 85°C; SBC Sleep Mode; VCC2 = ON (no load); LIN, CAN, WK1..3 = OFF | 20 |
| Current consumption for VCC3 in SBC Sleep Mode in stand-alone configuration | ISleep,VCC3,25 |  | 40 | 60 | µA | SBC Sleep Mode; VCC3 = ON (no load, stand-alone config.); LIN, CAN, WK1..3 = OFF | 20 |
| Current consumption for VCC3 in SBC Sleep Mode in stand-alone configuration | ISleep,VCC3,85 |  | 50 | 70 | µA | Tj = 85°C; SBC Sleep Mode; VCC3 = ON (no load, stand-alone config.); LIN, CAN, WK1..3 = OFF | 20 |
| Current consumption for HSx in SBC Stop Mode | IStop,HSx,25 |  | 550 | 675 | µA | SBC Stop Mode; Cyclic Sense & HSx = ON (no load); LIN, CAN, WK1..3 = OFF | 20 |
| Current consumption for HSx in SBC Stop Mode | IStop,HSx,85 |  | 575 | 700 | µA | Tj = 85°C; SBC Stop Mode; Cyclic Sense & HSx = ON (no load); LIN, CAN, WK1..3 = OFF | 20 |
| Current consumption for cyclic sense function | IStop,CS25 |  | 20 | 28 | µA | SBC Stop Mode; WD = OFF | 20 |
| Current consumption for cyclic sense function | IStop,CS85 |  | 24 | 35 | µA | Tj = 85°C; SBC Stop Mode; WD = OFF | 20 |
| Current consumption for watchdog active in Stop Mode | IStop,WD25 |  | 20 | 28 | µA | SBC Stop Mode; Watchdog running | 20 |
| Current consumption for watchdog active in Stop Mode | IStop,WD85 |  | 24 | 35 | µA | Tj = 85°C; SBC Stop Mode; Watchdog running | 20 |
| Current consumption for active fail outputs (FO1..3) | IStop,FOx |  | 1 | 2 | mA | all SBC Modes; Tj = 25°C; FOx = ON (no load) | 20 |
| Output Voltage including line and Load regulation | VCC1,out1 | 4.9 | 5 | 5.1 | V | SBC Normal Mode; 10µA < IVCC1 < 250mA; 6V < VS < 28V | 62 |
| Output Voltage including line and Load regulation (SBC Stop Mode) | VCC1,out41 | 4.9 | 5.05 | 5.2 | V | SBC Stop Mode; 1mA < IVCC1 < IVCC1,Ipeak | 62 |
| Output Voltage including line and Load regulation (SBC Stop Mode) | VCC1,out42 | 4.9 | 5.05 | 5.25 | V | SBC Stop Mode; 10µA < IVCC1 < 1mA | 62 |

## CAD (KiCad official)

- Symbol: `TLE9263-3BQX`
- Footprint: `Package_DFN_QFN:QFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm`
- 3D model: VQFN-48-EP(7x7) (KiCad packages3D, STEP)
- 3D model files: `tle9263-3bqx-etched.step` / `tle9263-3bqx-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tle9263-3bqx.step` / `tle9263-3bqx.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [Infineon Technologies datasheet](docs/tle9263-3bqx-datasheet.pdf) (214 pp, sha256 `084a3525628445df`, retrieved 2026-10-27, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/tle9263-3bqx-datasheet.pdf)