ZHCSS54 April 2024 TPS7B91
PRODUCTION DATA
参数 | 测试条件 | 最小值 | 典型值 | 最大值 | 单位 | ||
---|---|---|---|---|---|---|---|
VIN | 输入电压 | 2.5 | 40 | V | |||
IOUT(2)(3) | 最大输出电流 | 150 | mA | ||||
VFB | 反馈电压 | VOUT + 2.0V ≤ VIN ≤ 40V,TJ = 25℃ | 1.169 | 1.205 | 1.237 | V | |
VOUT + 2.0V ≤ VIN ≤ 40V,–40℃ ≤ TJ ≤ 125℃ | 1.162 | 1.205 | 1.243 | ||||
VOUT | 输出电压 | VOUT = 1.8V | VIN = VOUT + 2.0V,100µA ≤ IOUT ≤ 150mA,TJ = 25℃ | -3.0 | 4.5 | % | |
VOUT = 3.3V | -2.75 | 4.25 | |||||
VOUT = 5.0V | -3.75 | 4.25 | |||||
VOUT = 12V | -5.25 | 5.25 | |||||
VOUT = 1.8V | VIN = VOUT + 2.0V,100µA ≤ IOUT ≤ 150mA,–40℃ ≤ TJ ≤ 125℃ | -3.75 | 5.0 | ||||
VOUT = 3.3V | -3.5 | 5.0 | |||||
VOUT = 5.0V | -4.25 | 4.75 | |||||
VOUT = 12V | -5.75 | 5.75 | |||||
ΔVOUT/VIN | 线路调节 | IOUT = 1mA,VOUT + 1V ≤ VIN ≤ 40V | 0.00005 | 0.007 | %/V | ||
ΔVOUT/IOUT | 负载调节 | VIN = VOUT + 2V,100µA ≤ IOUT ≤ 150mA | 0.1 | %/A | |||
VDO | 压降电压 | IOUT = 50mA | 440 | 700 | mV | ||
VDO | 压降电压 | IOUT = 150mA | 1100 | 1800 | mV | ||
ILIM | 输出电流限制 | VOUT = 0.90*VOUT(nom),VIN = VOUT(nom) + 4V | 165 | 270 | 360 | mA | |
ISC | 短路电流限制 | VOUT = 0V,VIN = VOUT(nom) + 4V | 42 | 90 | 140 | mA | |
IGND | GND 引脚电流 | VIN = VOUT(nom) + 0.5V,IOUT = 0mA,TJ = 25℃(固定) | 1.7 | 2.65 | µA | ||
VIN = VOUT(nom) + 0.5V,IOUT = 0mA,TJ = 25℃(可调节) | 1.3 | 2.65 | |||||
VIN = VOUT(nom) + 0.5V,IOUT = 0mA,TJ = -40℃ 至 85°C | 2.9 | ||||||
VIN = VOUT(nom) + 0.5V,IOUT = 0mA,TJ = -40℃ 至 125°C | 3 | ||||||
VIN = VOUT(nom) + 0.5V,IOUT = 100µA(固定) | 2.8 | ||||||
VIN = VOUT(nom) + 0.5V,IOUT = 100µA(可调节) | 2.4 | ||||||
IGND | GND 引脚电流 | VIN = VOUT(nom) + 2V,IOUT = 150mA | 150 | µA | |||
IFB | FB 引脚漏电流 | VIN = 40V | 25 | nA | |||
PSRR | 电源纹波抑制 | VIN = VOUT(nom) + 1V,IOUT = 50mA,COUT = 0.47µF,f = 10kHz | 55 | dB | |||
VIN = VOUT(nom) + 1V,IOUT = 50mA,COUT = 0.47µF,f = 100kHz | 43 | ||||||
Vn | 输出噪声电压 | 带宽 = 10Hz 至 100kHz、VIN = VOUT(nom) + 2.0V、IOUT = 150mA、COUT = 1µF | 470 | µVRMS | |||
Tsd+ | 热关断升温 | 关断,温度升高 | 160 | °C | |||
Tsd- | 热关断降温 | 复位,温度降低 | 140 | °C | |||
tsup(4) | 启动时间 | 400 | µs |