01 / 产品信息
产品概述
LM2904 是一款双路通用运算放大器，供电范围 3 V 至 26 V，增益带宽积 0.7 MHz，压摆率 0.3 V/us。其双极性架构提供低至负电源的输入共模范围与接近轨到轨的输出摆幅，最大失调 7 mV，每通道典型静态电流 0.35 mA。常用于传感器调理、电源控制环路及低成本工业与汽车模拟电路。
- 厂商
- TI
- 型号
- LM2904DR
- 品类
- 放大器与线性
- 封装
- SOIC-8
- 包装
- 卷带
- 成色
- 全新原装
- 合规
- 符合 RoHS
- 生命周期
- 与原厂确认
- 交期 / 最小起订量
- 以报价为准
02 / 技术资料
技术参数
34 项结构与连接
- LM158A, LM258A, LM358A
- 6 or 32
- Human-body model (HBM), per ANSI/ESDA/JEDEC JS-001
- ±2000
- PSRR Power supply rejection ratio
- ±2 µV/V
- Channel separation, dc f = 1 kHz to 20 kHz
- ±1 µV/V
- VS = 3 V to 36
- 1.5 V
- (V–) ≤ VCM ≤ (V+) – 1.5 V VS = 3 V to 36
- 20
- PSRR Power Supply Rejection Ratio
- ±2 µV/V
- VS = 5 V to 30 V; VC M = 0 V; VO = 1.4 TA = 0°C to 70°C
- 9
- LM358 TA = 0°C to 70°C
- 7
- LM358A TA = 0°C to 70°C
- 20
- PSRR VS = 5 V to 30
- 65 dB
- VO1/ VO2 Channel separation f = 1 kHz to 20 kHz
- 120 dB
- CMRR Common-mode rejection ratio VS = 5 V to 30 V; VCM = 0
- 65 dB
- GBW Gain bandwidth product
- 0.7 MHz
- SR Slew rate G = +1
- 0.3 V/µs
- VS = 30 V; RL = 2 kΩ TA = 0°C to 70°C
- 4
- Positive rail VS = 30 V; RL ≥ 10 kΩ
- 3 V
- VS = 5 V; RL ≥ 2 kΩ
- 1.5
- Negative rail VS = 5 V; RL ≤ 10 kΩ TA = 0°C to 70°C
- 20 mV
- Source
- 60
- VS = 15 V; VO = 15 V;
- 10
- VID = –1 V TA = 0°C to 70°C
- 5
- VID = –1 V; VO = 200 mV
- 12 µA
- VO = 2.5 V; IO = 0
- 600
- Non-A suffix
- 3
性能与环境
- Operating virtual-junction temperature
- 150 °C
- Storage temperature, Tstg
- 150 °C
- VCM Common-mode voltage
- 2 V
- dVOS/dT Input offset voltage drift TA = -40°C to +85°C
- ±3.5 V/°C
- IQ Quiescent current per amplifier VS = 5 V; IO = 0
- 300 µA
- IQ Quiescent current per amplifier VS = 36 V; IO = 0
- 800 µA
- dVOS/dT Input offset voltage drift TA = –40°C to +125°C
- ±3.5 V/°C
- en Input voltage noise density f = 1 kHz
- 40 V/√Hz
- ISC Short-circuit current VS = 10 V; VO = VS / 2
- ±60 mA
03 / 原厂资料
规格与文档
请使用原厂官方文档，在设计定稿前核对电气特性、封装尺寸与工作限值。
请确认当前库存、生产日期代码、包装、价格与交货条款。产品信息不构成约束性报价，最终规格以报价为准。