component
LM339DR-CN
Public Made by Adomby adom
ChipNobo Comparators, SOP-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
markdownLM339DR-CN
ChipNobo · Comparators · SOP-14
LM339DR-CN from ChipNobo, in a SOP-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 | 1OUT | output | Output of comparator 1; open-collector output, sinks 6 mA min (16 mA typ) at VO ≤ 1.5V, absolute maximum output voltage 36 V. |
| 2 | 2OUT | output | Output of comparator 2; open-collector output, sinks 6 mA min (16 mA typ) at VO ≤ 1.5V, absolute maximum output voltage 36 V. |
| 3 | VCC | power_in | Positive supply; 3 V to 32 V single supply recommended (±1.5 V to ±16 V dual), absolute maximum 36 V. |
| 4 | 2IN- | input | Inverting input of comparator 2; input voltage range -0.3 V to 36 V absolute maximum. |
| 5 | 2IN+ | input | Non-inverting input of comparator 2; input voltage range -0.3 V to 36 V absolute maximum. |
| 6 | 1IN- | input | Inverting input of comparator 1; input voltage range -0.3 V to 36 V absolute maximum. |
| 7 | 1IN+ | input | Non-inverting input of comparator 1; input voltage range -0.3 V to 36 V absolute maximum. |
| 8 | 3IN- | input | Inverting input of comparator 3; input voltage range -0.3 V to 36 V absolute maximum. |
| 9 | 3IN+ | input | Non-inverting input of comparator 3; input voltage range -0.3 V to 36 V absolute maximum. |
| 10 | 4IN- | input | Inverting input of comparator 4; input voltage range -0.3 V to 36 V absolute maximum. |
| 11 | 4IN+ | input | Non-inverting input of comparator 4; input voltage range -0.3 V to 36 V absolute maximum. |
| 12 | GND | power_in | Ground / negative supply reference for the device. |
| 13 | 4OUT | output | Output of comparator 4; open-collector output, sinks 6 mA min (16 mA typ) at VO ≤ 1.5V, absolute maximum output voltage 36 V. |
| 14 | 3OUT | output | Output of comparator 3; open-collector output, sinks 6 mA min (16 mA typ) at VO ≤ 1.5V, absolute maximum output voltage 36 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | ChipNobo |
| Package | SOP-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 |
|---|---|---|---|---|---|---|---|
| Supply Voltage, signal-supply (absolute maximum) | 36 | V | 2 | ||||
| Supply Voltage, dual-supply (absolute maximum) | 18 | V | Dual-supply, printed as ±18 V | 2 | |||
| Differential input voltage | -36 | 36 | V | Printed as ±36 V | 2 | ||
| Input voltage range | -0.3 | 36 | V | 2 | |||
| Output voltage | 36 | V | 2 | ||||
| Output current | 20 | mA | 2 | ||||
| Maximum junction temperature | 150 | ℃ | 2 | ||||
| Storage temperature range | -65 | 150 | ℃ | 2 | |||
| Lead temperature (soldering) | 260 | ℃ | Soldering, 10 sec | 2 | |||
| Supply voltage, signal-supply (recommended) | 3 | 32 | V | Vs=(V+)-(V-), signal-supply | 2 | ||
| Supply voltage, dual-supply (recommended) | 1.5 | 16 | V | Vs=(V+)-(V-), dual-supply; printed as ±1.5 (min) and ±16 (max) | 2 | ||
| Operating temperature range | -20 | 25 | 85 | ℃ | Operating free-air temperature range | 2 | |
| Input offset voltage | VIO | 1 | 5 | mV | TA=25℃, VCC=5V | 2 | |
| Input offset voltage | VIO | 7 | mV | -20℃ TA +85℃, VCC=5V | 2 | ||
| Input offset current | IIO | 5 | 50 | nA | TA=25℃, VCC=5V | 2 | |
| Input offset current | IIO | 150 | nA | -20℃ TA +85℃, VCC=5V | 2 | ||
| Input bias current | IIB | 25 | 250 | nA | TA=25℃, VCC=5V | 2 | |
| Input common mode voltage range | VICR | 0 | V | TA=25℃, VCC=5V; printed maximum is VCC - 1.5 (expression, no numeric value) | 2 | ||
| Supply current | ICC | 0.4 | 1 | mA | RL=, VCC=5V (RL symbol missing in source) | 2 | |
| Supply current | ICC | 0.45 | 2.5 | mA | RL=, VCC=30V (RL symbol missing in source) | 2 | |
| Voltage gain | GV | 50 | 200 | V/mV | RL 15K, VCC=15V (RL symbol missing in source) | 2 | |
| Low-level output current | ISINK | 6 | 16 | mA | IN- 1.0V, IN+ = 0V, VO 1.5V (inequality symbols missing in source) | 3 | |
| Output saturation voltage | VSAT | 150 | 400 | mV | IN- 1.0V, IN+ = 0V, ISINK4.0mA (inequality symbols missing in source) | 3 | |
| Output saturation voltage | VSAT | 700 | mV | -20℃ TA +85℃, IN- 1.0V, IN+ = 0V, ISINK4.0mA | 3 | ||
| Output leakage current | IOL | 1 | uA | -20℃ TA +85℃, IN+ 1.0V, IN- = 0V, VO = 30V (row alignment inferred from layout) | 3 |
CAD (KiCad official)
- Symbol:
LM339DR-CN - Footprint:
Package_SO:SOIC-14_3.9x8.7mm_P1.27mm - 3D model: SOP-14 (KiCad packages3D, STEP)
- 3D model files:
lm339dr-cn-etched.step/lm339dr-cn-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lm339dr-cn.step/lm339dr-cn.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: ChipNobo datasheet (5 pp, sha256
59bc1c36ec247543, 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).