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LM339A-TR

3PEAK · Comparators · TSSOP-14

LM339A-TR from 3PEAK, in a TSSOP-14. 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	Out A	output	Open-collector output of comparator A, low-level sink current 10 mA at VOL = 1.5 V and can be wire-ANDed with other open-collector outputs.
2	Out B	output	Open-collector output of comparator B, low-level sink current 10 mA at VOL = 1.5 V and can be wire-ANDed with other open-collector outputs.
3	V+	power_in	Positive supply, 2.5 V to 36 V total supply range, with a 0.01 µF to 0.1 µF local bypass capacitor recommended.
4	-In B	input	Inverting input of comparator B, common-mode range 0 to VCC − 1.5 V at 25°C.
5	+In B	input	Non-inverting input of comparator B, common-mode range 0 to VCC − 1.5 V at 25°C.
6	-In A	input	Inverting input of comparator A, common-mode range 0 to VCC − 1.5 V at 25°C.
7	+In A	input	Non-inverting input of comparator A, common-mode range 0 to VCC − 1.5 V at 25°C.
8	-In C	input	Inverting input of comparator C, common-mode range 0 to VCC − 1.5 V at 25°C.
9	+In C	input	Non-inverting input of comparator C, common-mode range 0 to VCC − 1.5 V at 25°C.
10	-In D	input	Inverting input of comparator D, common-mode range 0 to VCC − 1.5 V at 25°C.
11	+In D	input	Non-inverting input of comparator D, common-mode range 0 to VCC − 1.5 V at 25°C.
12	V-	power_in	Negative supply or ground for single-supply operation.
13	Out D	output	Open-collector output of comparator D, low-level sink current 10 mA at VOL = 1.5 V and can be wire-ANDed with other open-collector outputs.
14	Out C	output	Open-collector output of comparator C, low-level sink current 10 mA at VOL = 1.5 V and can be wire-ANDed with other open-collector outputs.

Key specifications

Parameter	Value
Manufacturer	3PEAK
Package	TSSOP-14
Category	Operational Amplifier/Comparator
Pins	14

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	VCC	2.5		36	V	TA = −40°C to 125°C	6
Input Offset Voltage	VOS	-6	0.6	6	mV	VCC = 5 V to 30 V, VCM = 0V, VO = 1.4 V, TA = −40°C to 125°C	6
Input Bias Current	IB		0.1	1	nA	VDM = 0 V, VCM = 0 V	6
Input Bias Current (over temperature)	IB		1	10	nA	VDM = 0 V, VCM = 0 V, TA = −40°C to 125°C	6
Input Offset Current	IOS		0.1	1	nA	VDM = 0 V, VCM = 0 V	6
Input Offset Current (over temperature)	IOS		1	10	nA	VDM = 0 V, VCM = 0 V, TA = −40°C to 125°C	6
Input Differential Current	IDiff			50	nA	VCC = 36 V, VDM = 36 V	6
Common-mode Input Voltage Range (upper)	VCM	0			V	upper limit VCC − 1.5 V at 25°C	6
Common-mode Input Voltage Range, full temperature (upper)	VCM	0			V	TA = −40°C to 125°C, upper limit VCC − 2 V	6
Large-signal Differential-voltage Amplification	AVD	50	400		V/mV	VCC = 15 V, VO = 1.4 V to 11.4 V, RL ≥ 15 kΩ to VCC	6
High-level Output Current	IOH		25	200	nA	VOH = 5 V, VID = 1 V	6
High-level Output Current (36 V)	IOH			7	μA	VCC = 36 V, VOH = 36 V, VID = 1 V, TA = −40°C to 125°C	6
Low-Level Output Voltage	VOL		250	400	mV	IOL = 4 mA, VID = −1 V	6
Low-Level Output Voltage (over temperature)	VOL			500	mV	IOL = 4 mA, VID = −1 V, TA = −40°C to 125°C	6
Low-Level Output Current	IOL	10			mA	VOL = 1.5 V, VID = −1 V	6
Quiescent Current per Comparator	IQ		150	300	μA	VCC = 5 V	6
Input Capacitance, Differential	CIN		2.5		pF	TA = 25°C	6
Input Capacitance, Common Mode	CIN		5		pF	TA = 25°C	6
Response Time, 100-mV step with 5-mV overdrive	tRT		2		μs	RL connected to 5 V through 5.1 kΩ, CL = 15 pF	6
Response Time, TTL-level input step	tRT		0.5		μs	RL connected to 5 V through 5.1 kΩ, CL = 15 pF	6
Supply Voltage (V+ − V−)				42	V		5
Input Current: +IN, -IN		-20		20	mA		5
Output Current: OUT		-20		20	mA		5
Current at Supply Pins		-60		60	mA		5
Maximum Junction Temperature	TJ			150	°C		5
Operating Temperature Range	TA	-40		125	°C		5
Storage Temperature Range	TSTG	-65		150	°C		5
Lead Temperature	TL			260	°C	Soldering 10 sec	5
ESD HBM	HBM	4			kV	ANSI/ESDA/JEDEC JS-001, minimum level	5
ESD CDM	CDM	2			kV	ANSI/ESDA/JEDEC JS-002, minimum level	5
Thermal Resistance Junction-to-Ambient, TSSOP14	θJA		108		°C/W	TSSOP14	5
Thermal Resistance Junction-to-Case, TSSOP14	θJC		43		°C/W	TSSOP14	5

CAD (KiCad official)

Symbol: LM339A-TR
Footprint: Package_SO:TSSOP-14_4.4x5mm_P0.65mm
3D model: TSSOP-14 (KiCad packages3D, STEP)
3D model files: lm339a-tr-etched.step / lm339a-tr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm339a-tr.step / lm339a-tr.glb are the bare package body.

Provenance

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

Datasheet: 3PEAK datasheet (17 pp, sha256 51736a43e8521103, retrieved 2026-10-22, tier: lcsc)
Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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