# TL071BCP

**Texas Instruments** · FET InputAmplifiers · PDIP-8

TL071BCP from Texas Instruments, in a PDIP-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 | OFFSET N1 | passive | Input offset voltage adjustment terminal. |
| 2 | IN- | input | Inverting input. |
| 3 | IN+ | input | Non-inverting input. |
| 4 | VCC- | power_in | Negative power supply; total supply VS = (V+) - (V-) must be between 4.5 V and 40 V for this device family. |
| 5 | OFFSET N2 | passive | Input offset voltage adjustment terminal. |
| 6 | OUT | output | Amplifier output. |
| 7 | VCC+ | power_in | Positive power supply; total supply VS = (V+) - (V-) must be between 4.5 V and 40 V for this device family. |
| 8 | NC | unconnected | No internal connection. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | PDIP-8 |
| Category | Amplifiers |
| 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 |
|---|---|---|---|---|---|---|---|
| 输入失调电压 (input offset voltage) at 25°C | VOS |  | 2 | 3 | mV | VO = 0V, RS = 50Ω | 16 |
| 输入失调电压 (input offset voltage) full range | VOS |  |  | 5 | mV | VO = 0V, RS = 50Ω, TA = 完整范围 | 16 |
| 输入失调电压漂移 (offset voltage drift) | dVOS/dT | -18 |  | 18 | µV/℃ | VO = 0V, RS = 50Ω, TA = 完整范围 | 16 |
| 输入失调电流 (input offset current) at 25°C | IOS |  | 5 | 100 | pA | VO = 0V | 16 |
| 输入失调电流 (input offset current) full range | IOS |  |  | 2 | nA | VO = 0V, TA = 完整范围 | 16 |
| 输入偏置电流 (input bias current) at 25°C | IB |  | 65 | 200 | pA | VO = 0V | 16 |
| 输入偏置电流 (input bias current) full range | IB |  |  | 7 | nA | VO = 0V, TA = 完整范围 | 16 |
| 共模电压范围 (common-mode input voltage range) | VCM | -12 |  | 15 | V |  | 16 |
| 最大峰值输出电压摆幅 (maximum peak output voltage swing) | VOM | -12 | 13.5 |  | V | RL = 10kΩ | 16 |
| 开环电压增益 (open-loop voltage gain) at 25°C | AOL | 50 | 200 |  | V/mV | VO = 0V | 16 |
| 开环电压增益 (open-loop voltage gain) full range | AOL | 25 |  |  | V/mV | VO = 0V, TA = 完整范围 | 16 |
| 共模抑制比 (CMRR) | CMRR | 75 | 100 |  | dB | VIC = VICR(min), VO = 0V, RS = 50Ω | 16 |
| 电源抑制比 (PSRR) | PSRR | 80 | 100 |  | dB | VS = ±9V 至 ±18V, VO = 0V, RS = 50Ω | 16 |
| 每个放大器的静态电流 (quiescent current per amplifier) | IQ |  | 1.4 | 2.5 | mA | VO = 0 V；空载 | 17 |
| 压摆率 (slew rate) | SR | 8 | 20 |  | V/μs | VI = 10V, CL = 100pF, RL = 2kΩ | 18 |
| 增益带宽积 (gain-bandwidth product) | GBW |  | 5.25 |  | MHz | 所有其他器件 | 16 |
| 共模输入电阻 (common-mode input resistance) | RID |  | 1 |  | TΩ |  | 16 |
| 通道隔离 (channel separation) |  |  | 1 |  | µV/V | f = 0Hz | 17 |
| 输入电压噪声密度 (input voltage noise density) | eN |  | 37 |  | nV/√Hz | f = 1kHz, 所有其他器件 | 18 |
| 输入电压噪声密度 (input voltage noise density) | eN |  | 21 |  | nV/√Hz | f = 10kHz, 所有其他器件 | 18 |
| 输入电压噪声 (input voltage noise) | EN |  | 1.4 |  | µVRMS | f = 0.1Hz 至 10Hz, 所有其他器件 | 18 |
| 输入电流噪声 (input current noise) | iN |  | 10 |  | fA/√Hz | RS = 20Ω, f = 1kHz | 18 |
| 相位裕度 (phase margin) |  |  | 56 |  | ° | G = +1, RL = 10kΩ, CL = 20pF | 18 |
| 总谐波失真+噪声 (THD+N) | THD+N |  | 0.00012 |  | % | VS = 40V, VO = 6VRMS, G = +1, f = 1kHz, 所有其他器件 | 18 |
| EMI抑制比 (EMIRR) | EMIRR |  | 53 |  | dB | f = 1GHz | 18 |
| 开环输出阻抗 (open-loop output impedance) | ZO |  | 125 |  | Ω | f = 1MHz, IO = 0A | 18 |
| 建立时间 (settling time to 20%) | tS |  | 0.1 |  | μs | VI = 20V, CL = 100pF, RL = 2kΩ | 18 |

## CAD (KiCad official)

- Symbol: `TL071BCP`
- Footprint: `Package_DIP:DIP-8_W7.62mm`
- 3D model: PDIP-8 (KiCad packages3D, STEP)
- 3D model files: `tl071bcp-etched.step` / `tl071bcp-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tl071bcp.step` / `tl071bcp.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/lit/ds/symlink/tl071bcp.pdf) (85 pp, sha256 `74c8ddd4f3c854f1`, retrieved 2026-10-28, tier: manufacturer)
- **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`, 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).

[Datasheet PDF](docs/tl071bcp-datasheet.pdf)