TB67H401FTG from TOSHIBA, 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	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
2	INB1	input	H-bridge control pin No.1 for Bch; logic input 0 V to 0.8 V for low and 2.0 V to 5.5 V for high.
3	INB2	input	H-bridge control pin No.2 for Bch; logic input 0 V to 0.8 V for low and 2.0 V to 5.5 V for high.
4	TBLKAB	input	Noise filter setting pin for constant current circuit; L sets digital tBLK to 4 OSCM clocks and H sets it to 6 OSCM clocks.
5	GND	power_in	Ground pin.
6	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
7	RSA	passive	Current sense pin for Ach.
8	RSA	passive	Current sense pin for Ach.
9	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
10	OUTA+	output	Motor output (+) pin for Ach; output voltage range is 10 V ≤ VM ≤ 47 V.
11	OUTA+	output	Motor output (+) pin for Ach; output voltage range is 10 V ≤ VM ≤ 47 V.
12	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
13	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
14	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
15	GND	power_in	Power ground pin for H-bridge.
16	OUTA-	output	Motor output (-) pin for Ach; output voltage range is 10 V ≤ VM ≤ 47 V.
17	OUTA-	output	Motor output (-) pin for Ach; output voltage range is 10 V ≤ VM ≤ 47 V.
18	GND	power_in	Ground pin.
19	GND	power_in	Ground pin.
20	OUTB-	output	Motor output (-) pin for Bch; output voltage range is 10 V ≤ VM ≤ 47 V.
21	OUTB-	output	Motor output (-) pin for Bch; output voltage range is 10 V ≤ VM ≤ 47 V.
22	GND	power_in	Power ground pin for H-bridge.
23	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
24	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
25	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
26	OUTB+	output	Motor output (+) pin for Bch; output voltage range is 10 V ≤ VM ≤ 47 V.
27	OUTB+	output	Motor output (+) pin for Bch; output voltage range is 10 V ≤ VM ≤ 47 V.
28	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
29	RSB	passive	Current sense pin for Bch.
30	RSB	passive	Current sense pin for Bch.
31	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
32	VM	power_in	Motor power supply pin; operating voltage range is 10 V ≤ VM ≤ 47 V.
33	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
34	VCC	power_out	Internal regulator voltage monitor pin; VCC must be within 4.75 V to 5.25 V.
35	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
36	LO	output	Error detection flag; logic output at 0 V to 0.5 V for low and 4.5 V to 5.5 V for high.
37	FBB	output	Current detection flag for Bch.
38	FBA	output	Current detection flag for Ach.
39	HBMODE	input	H-bridge drive mode setting pin; connect to VCC for single H-bridge mode or to GND for dual H-bridge mode, and do not switch during operation.
40	GND	power_in	Ground pin.
41	VREFB	input	Current threshold reference pin for Bch; VREF input voltage range is GND to 4.0 V.
42	VREFA	input	Current threshold reference pin for Ach; VREF input voltage range is GND to 4.0 V.
43	OSCM	passive	Internal oscillator frequency setting pin; oscillator frequency range is 0.64 MHz to 2.4 MHz.
44	INA1	input	H-bridge control pin No.1 for Ach; logic input 0 V to 0.8 V for low and 2.0 V to 5.5 V for high.
45	INA2	input	H-bridge control pin No.2 for Ach; logic input 0 V to 0.8 V for low and 2.0 V to 5.5 V for high.
46	PWMA	input	Short brake pin for Ach; logic input 0 V to 0.8 V for low and 2.0 V to 5.5 V for high.
47	PWMB	input	Short brake pin for Bch; logic input 0 V to 0.8 V for low and 2.0 V to 5.5 V for high.
48	NC	unconnected	Non connection; do not connect any PCB pattern to this pin.
49	EP	passive	Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter	Value
Manufacturer	TOSHIBA
Package	VQFN-48-EP(7x7)
Category	Power Management 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
Motor power supply	VM			50	V		15
Motor output voltage	VOUT			50	V		15
Motor output current	IOUT(SHB)			6	A	Note1: HBMODE pin high	15
Motor output current	IOUT(DHB)			3	A/ch	Note2: HBMODE pin low	15
Internal logic power supply	VCC			6	V		15
Logic input voltage HIGH	VIN(H)			6	V		15
Logic input voltage LOW	VIN(L)	-0.4			V		15
LO output voltage	VLO			6	V		15
LO inflow current	ILO			6	mA		15
Power dissipation	PD			1.3	W	Note3: Device alone (Ta = 25°C)	15
Operating temperature	Topr	-20		85	°C		15
Storage temperature	Tstg	-55		150	°C		15
Junction temperature (max)	Tj (max)			150	°C		15
Motor power supply	VM	10	24	47	V	Ta=-20 to 85°C	15
Motor output current	IOUT(SHB)		3	6	A	Note1: HBMODE pin high	15
Motor output current	IOUT(DHB)		1.5	3	A/ch	Note2: HBMODE pin low	15
LO output voltage	VLO		3.3		V		15
Chopping frequency (range)	fchop	40	70	150	kHz		15
VREF input voltage	VREF		2	4	V		15
Logic input voltage HIGH	VIN(H)	2		5.5	V	High level (Note)	16
Logic input voltage LOW	VIN(L)	0		0.8	V	Low level (Note)	16
Logic input hysteresis voltage	VIN(HYS)	0.1		0.3	V	Hysteresis voltage	16
Logic input current LOW	IIN(L)			1	µA	Input voltage = 0 V	16
Logic output pin voltage HIGH (FBB,FBA,LO)	VO(H)	4.5	4.8	5.5	V	IOL = 5 mA LO = Low (10 kΩ,5V Pull Up)	16
Logic output pin voltage LOW (FBB,FBA,LO)	VO(L)	0	0.2	0.5	V		16
Current consumption	IM2		3.5	5.5	mA	OUT: OPEN, INA1, INA2, INB1, and INB2: Low, Standby mode: Release	16
Current consumption	IM3		5.5	7	mA	OUT: OPEN, Standby mode: Release	16
Output leakage current high-side	IOH			1	µA	VM = 50 V, VOUT = 0 V	16
Output leakage current low-side	IOL	1			µA	VM = VOUT = 50 V	16
Motor current channel differential	ΔIOUT1	-5	0	5	%	Current differential between channels	16
Motor current setting differential	ΔIOUT2	-5	0	5	%	IOUT = 1.6 A, HBMODE = Low	16
Motor output ON-resistance (high-side + low-side)	Ron(H+L)		0.49	0.6	Ω	Tj = 25°C, Forward direction (High side + Low side)	16
VREF input current	IREF		0	1	µA	VREF = 2.0 V	17
VCC voltage	VCC	4.75	5	5.25	V	ICC = 5.0 mA	17
VCC current	ICC		2.5	5	mA	VCC = 5.0 V	17
Thermal shutdown (TSD) threshold	TjTSD	145	160	175	°C		17
VM power-on-reset threshold	VMPOR	7	8	9	V	Power-on-reset release	17
Over current detection (ISD) threshold	ISD	4.1	4.9	5.7	A		17
Minimum logic High pulse width	tw(H)	500			ns	Logic input signal	18
Minimum logic Low pulse width	tw(L)	500			ns	Logic input signal	18
Output MOSFET rise time	tr	30	80	130	ns		18
Output MOSFET fall time	tf	40	90	140	ns		18
Propagation delay low-to-high	tpLH	250		1200	ns	INA1/INB1, INA2/INB2 and PWMA/PWMB to OUT	18
Propagation delay high-to-low	tpHL	250		1200	ns	INA1/INB1, INA2/INB2 and PWMA/PWMB to OUT	18
Logic output delay time (current limit NF detect, FBA/FBB On)	tp(hz)	135		355	ns	Pull up 10 kΩ to 5 V (OD ON)	18
Logic output delay time (INA1/INB1, INA2/INB2, PWMA/PWMB to FBA/FBB Off)	tp(zh)	135		535	ns	Pull up 10 kΩ to 5 V (OD OFF)	18
OSCM oscillator accuracy	ΔfOSCM	-15		15	%	COSC = 270 pF, ROSC = 5.1 kΩ	18

CAD (KiCad official)

Symbol: TB67H401FTG
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: tb67h401ftg-etched.step / tb67h401ftg-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tb67h401ftg.step / tb67h401ftg.glb are the bare package body.

Provenance

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

Datasheet: TOSHIBA datasheet (25 pp, sha256 fa51eb4ef0903733, retrieved 2026-11-02, 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).

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TB67H401FTG

Verified TB67H401FTG

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3D Model

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