ZHCSFM1C July 2016 – December 2021 INA240
PRODUCTION DATA
参数 | 测试条件 | 最小值 | 典型值 | 最大值 | 单位 | ||
---|---|---|---|---|---|---|---|
输入 | |||||||
VCM | 共模输入范围 | VIN+ = –4V 至 80V,VSENSE = 0mV TA = –40°C 至 125°C | –4 | 80 | V | ||
CMRR | 共模抑制比 | VIN+ = –4V 至 80V,VSENSE = 0mV TA = –40°C 至 125°C | 120 | 132 | dB | ||
f = 50kHz | 93 | ||||||
VOS | 失调电压,以输入为基准 | VSENSE = 0mV | ±5 | ±25 | µV | ||
dVOS/dT | 失调电压温漂 | VSENSE = 0V,TA = –40°C 至 125°C | ±50 | ±250 | nV/°C | ||
PSRR | 电源抑制比 | VS = 2.7V 至 5.5V,VSENSE = 0mV TA = –40°C 至 125°C | ±1 | ±10 | µV/V | ||
IB | 输入偏置电流 | IB+,IB–,VSENSE = 0mV | 90 | µA | |||
基准输入范围 | 0 | VS | V | ||||
输出 | |||||||
G | 增益 | INA240A1 | 20 | V/V | |||
INA240A2 | 50 | ||||||
INA240A3 | 100 | ||||||
INA240A4 | 200 | ||||||
增益误差 | GND + 50mV ≤ VOUT ≤ VS – 200mV | ±0.05% | ±0.20% | ||||
TA = –40°C 至 125°C | ±0.5 | ±2.5 | ppm/°C | ||||
非线性误差 | GND + 10mV ≤ VOUT ≤ VS – 200mV | ±0.01% | |||||
基准分频器精度 | VOUT = | (VREF1 – VREF2) |/2,VSENSE = 0mV,TA = –40°C 至 125°C 时 | 0.02% | 0.1% | ||||
RVRR | 基准电压抑制比 (以输入为基准) | INA240A1 | 20 | µV/V | |||
INA240A3 | 5 | ||||||
INA240A2、INA240A4 | 2 | ||||||
最大容性负载 | 无持续振荡 | 1 | nF | ||||
电压输出(2) | |||||||
相对于 VS 电源轨的摆幅 | RL = 10kΩ 至 GND TA = –40°C 至 125°C | VS – 0.05 | VS – 0.2 | V | |||
到 GND 的摆幅 | RL = 10kΩ 至 GND,VSENSE = 0mV VREF1 = VREF2 = 0V,TA = –40°C 至 125°C | VGND + 1 | VGND + 10 | mV | |||
频率响应 | |||||||
BW | 带宽 | 所有增益,-3dB 带宽 | 400 | kHz | |||
所有增益,2% THD+N(1) | 100 | ||||||
稳定时间 - 输出稳定到最终值的 0.5% | INA240A1 | 9.6 | µs | ||||
INA240A4 | 9.8 | ||||||
SR | 压摆率 | 2 | V/µs | ||||
噪声(以输入为基准) | |||||||
电压噪声密度 | 40 | nV/√Hz | |||||
电源 | |||||||
VS | 工作电压范围 | TA = –40°C 至 125°C | 2.7 | 5.5 | V | ||
IQ | 静态电流 | VSENSE = 0mV | 1.8 | 2.4 | mA | ||
IQ 与温度间的关系,TA = –40°C 至 125°C | 2.6 | ||||||
温度范围 | |||||||
指定的范围 | -40 | 125 | °C |