component
LM339G-S14-R
Public Made by Adomby adom
UTC Unisonic Tech Comparators, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownLM339G-S14-R
UTC Unisonic Tech · Comparators · SOIC-14
LM339G-S14-R from UTC Unisonic Tech, in a SOIC-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 | OUT2 | output | Open-collector output of comparator 2, compatible with TTL, DTL and CMOS logic. |
| 2 | OUT1 | output | Open-collector output of comparator 1, compatible with TTL, DTL and CMOS logic. |
| 3 | VCC | power_in | Positive supply, operating range 2V to 36V (absolute maximum ±18 or 36 V). |
| 4 | IN1(-) | input | Inverting input of comparator 1, input voltage range -0.3 to 36 V. |
| 5 | IN1(+) | input | Non-inverting input of comparator 1, input voltage range -0.3 to 36 V. |
| 6 | IN2(-) | input | Inverting input of comparator 2, input voltage range -0.3 to 36 V. |
| 7 | IN2(+) | input | Non-inverting input of comparator 2, input voltage range -0.3 to 36 V. |
| 8 | IN3(-) | input | Inverting input of comparator 3, input voltage range -0.3 to 36 V. |
| 9 | IN3(+) | input | Non-inverting input of comparator 3, input voltage range -0.3 to 36 V. |
| 10 | IN4(-) | input | Inverting input of comparator 4, input voltage range -0.3 to 36 V. |
| 11 | IN4(+) | input | Non-inverting input of comparator 4, input voltage range -0.3 to 36 V. |
| 12 | GND | power_in | Ground reference for the supply and all voltages. |
| 13 | OUT4 | output | Open-collector output of comparator 4, compatible with TTL, DTL and CMOS logic. |
| 14 | OUT3 | output | Open-collector output of comparator 3, compatible with TTL, DTL and CMOS logic. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | UTC Unisonic Tech |
| Package | SOIC-14 |
| Category | Amplifiers/Comparators |
| 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 |
|---|---|---|---|---|---|---|---|
| Input Offset Voltage | VI(OFF) | -3 | 1.5 | 3 | mV | VCM=0~VCC-1.5, VOUT(P)=1.4V, RS=0 | 3 |
| Input Offset Current | II(OFF) | -50 | 2.3 | 50 | nA | 3 | |
| Input Bias Current | IBIAS | 57 | 250 | nA | 3 | ||
| Input Common-Mode Voltage Range | VIN(R) | 0 | V | 3 | |||
| Supply Current | ICC | 1.1 | 2 | mA | RL=∞ | 3 | |
| Large Signal Voltage Gain | GV | 50 | 200 | V/mV | VCC=15V, RL>15kΩ | 3 | |
| Output Sink Current | ISINK | 6 | 18 | mA | VIN(-)>1V, VIN(+)=0V, VOUT(P)<1.5V | 3 | |
| Output Saturation Voltage | VSAT | 140 | 400 | mV | VIN(-)>1V, VIN(+)=0V, ISINK=4mA | 3 | |
| Output Leakage Current | ILEAK | 1 | A | VIN(+)=1V, VIN(-)=0V, VOUT(P)=30V | 3 | ||
| Supply Voltage | VCC | 36 | V | 3 | |||
| Differential Input Voltage | VI(DIFF) | 36 | V | 3 | |||
| Input Voltage | VIN | -0.3 | 36 | V | 3 | ||
| Power Dissipation (SOP-14) | PD | 560 | mW | SOP-14 | 3 | ||
| Junction Temperature | TJ | 125 | °C | 3 | |||
| Storage Temperature | TSTG | -40 | 150 | °C | 3 | ||
| Operating Temperature | TOPR | -20 | 85 | °C | 3 | ||
| Supply Voltage Operating Range | VCC | 2 | 36 | V | 1 |
CAD (KiCad official)
- Symbol:
LM339G-S14-R - Footprint:
Package_SO:SOIC-14_3.9x8.7mm_P1.27mm - 3D model: SOIC-14 (KiCad packages3D, STEP)
- 3D model files:
lm339g-s14-r-etched.step/lm339g-s14-r-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lm339g-s14-r.step/lm339g-s14-r.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: UTC Unisonic Tech datasheet (5 pp, sha256
ab2562eececde2f6, retrieved 2026-10-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).