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LM2904VQPWRQ1
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TI(德州仪器) Operational Amplifier, TSSOP-8. 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
markdownLM2904VQPWRQ1
TI(德州仪器) · Operational Amplifier · TSSOP-8
LM2904VQPWRQ1 from TI(德州仪器), in a TSSOP-8. 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 | OUT1 | output | 放大器 1 的输出端。 |
| 2 | IN1- | input | 放大器 1 的负（反相）输入端。 |
| 3 | IN1+ | input | 放大器 1 的正（同相）输入端。 |
| 4 | V- | power_in | 负（最低）电源引脚，单电源供电时作为接地端；推荐运行条件为 VS 3V 至 26V（LM2904-Q1）或 3V 至 30V（LM2904V-Q1），共模电压 V- 至 (V+) - 2V。 |
| 5 | IN2+ | input | 放大器 2 的正（同相）输入端。 |
| 6 | IN2- | input | 放大器 2 的负（反相）输入端。 |
| 7 | OUT2 | output | 放大器 2 的输出端。 |
| 8 | V+ | power_in | 正（最高）电源引脚，电源电压为 (V+) - (V-)，绝对最大值依型号为 26V 至 40V。 |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TI(德州仪器) |
| Package | TSSOP-8 |
| Category | Amplifiers/Comparators |
| Pins | 8 |
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 (VS 5 V to max, VCM 0 V, VO 1.4 V), 25°C | VOS | -7 | 3 | 7 | mV | VS = 5 V to max; VCM = 0 V; VO = 1.4 V; printed as ±3 typ, ±7 max | 10 |
| Input offset voltage over temperature | VOS | -10 | 10 | mV | TA = -40°C to 125°C; printed as ±10 | 10 | |
| Input offset voltage drift | dVOS/dT | 7 | µV/°C | TA = -40°C to 125°C; printed as ±7 with no column shown | 10 | ||
| Power supply rejection ratio | PSRR | 65 | 100 | dB | VS = 5 V to 30 V | 10 | |
| Channel separation | VO1/VO2 | 120 | dB | f = 1 kHz to 20 kHz | 10 | ||
| Common-mode rejection ratio | CMRR | 65 | 80 | dB | VS = 5 V to max; VCM = 0 V | 10 | |
| Input bias current | IB | -20 | -250 | nA | VO = (V-) + 1.4 V | 10 | |
| Input bias current over temperature | IB | -500 | nA | TA = -40°C to 125°C | 10 | ||
| Input offset current | IOS | 2 | 50 | nA | VO = (V-) + 1.4 V | 10 | |
| Input offset current over temperature | IOS | 150 | nA | TA = -40°C to 125°C | 10 | ||
| Input offset current drift | dIOS/dT | 10 | pA/°C | TA = -40°C to 125°C | 10 | ||
| Input voltage noise density | en | 40 | nV/√Hz | f = 1 kHz | 10 | ||
| Open-loop voltage gain | AOL | 25 | 100 | V/mV | VS = 15 V; VO = (V-)+1 V to (V-)+11 V; RL ≥ 2 kΩ to (V-) | 10 | |
| Open-loop voltage gain over temperature | AOL | 15 | V/mV | TA = -40°C to 125°C; VS = 15 V; RL ≥ 2 kΩ to (V-) | 10 | ||
| Gain-bandwidth product | GBW | 0.7 | MHz | 10 | |||
| Slew rate | SR | 0.3 | V/µs | G = +1 | 10 | ||
| Low-level output voltage swing from V- | VO | 5 | 20 | mV | VS = 5 V; RL ≤ 10 kΩ to (V-); TA = -40°C to 125°C | 10 | |
| Output source current | IO | -20 | -30 | mA | VS = 15 V; VO = V-; VID = 1 V | 10 | |
| Output source current over temperature | IO | -10 | mA | TA = -40°C to 125°C; VS = 15 V; VO = V-; VID = 1 V | 10 | ||
| Output sink current | IO | 10 | 20 | mA | VS = 15 V; VO = V+; VID = -1 V | 10 | |
| Output sink current over temperature | IO | 5 | mA | TA = -40°C to 125°C; VS = 15 V; VO = V+; VID = -1 V | 10 | ||
| Short-circuit current | ISC | -60 | 40 | 60 | mA | VS = 10 V; VO = VS/2; printed as ±40 typ, ±60 max | 11 |
| Quiescent current per amplifier | IQ | 350 | 600 | µA | VO = VS/2; IO = 0 A; TA = -40°C to 125°C | 11 | |
| Quiescent current per amplifier at maximum supply | IQ | 500 | 1000 | µA | VS = max; VO = max/2; IO = 0 A | 11 | |
| Supply voltage (LM2904AV-Q1, LM2904V-Q1) | VS | 3 | 30 | V | VS = (V+) - (V-) | 7 | |
| Operating ambient temperature | TA | -40 | 125 | °C | 7 | ||
| Junction-to-ambient thermal resistance (PW TSSOP-8) | RθJA | 171.7 | °C/W | PW (TSSOP) 8-pin package | 7 | ||
| Junction-to-case (top) thermal resistance (PW TSSOP-8) | RθJC(top) | 68.8 | °C/W | PW (TSSOP) 8-pin package | 7 | ||
| Junction-to-board thermal resistance (PW TSSOP-8) | RθJB | 99.2 | °C/W | PW (TSSOP) 8-pin package | 7 | ||
| Junction-to-top characterization parameter (PW TSSOP-8) | ψJT | 11.5 | °C/W | PW (TSSOP) 8-pin package | 7 | ||
| Junction-to-board characterization parameter (PW TSSOP-8) | ψJB | 97.9 | °C/W | PW (TSSOP) 8-pin package | 7 |
CAD (KiCad official)
- Symbol:
LM2904VQPWRQ1 - Footprint:
Package_SO:TSSOP-8_3x3mm_P0.65mm - 3D model: TSSOP-8 (KiCad packages3D, STEP)
- 3D model files:
lm2904vqpwrq1-etched.step/lm2904vqpwrq1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lm2904vqpwrq1.step/lm2904vqpwrq1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: TI(德州仪器) datasheet (44 pp, sha256
58d8285f590f5a5e, retrieved 2026-10-19, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-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).