Datasheet Texas Instruments TPS7A3401DGNT — 数据表

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SBVS163A – JUNE 2011 – REVISED MAY 2015 TPS7A3401 –20-V, –200-mA, Low-Noise Negative Voltage Regulator
1 Features 3 Description The TPS7A3401 device is a negative, high-voltage
(–20-V), low-noise linear regulator capable of
sourcing a maximum load of 200 mA. 1 Input Voltage Range: –3 V to –20 V
Noise:
– 80 μVRMS (10 Hz to 100 kHz)
Power-Supply Ripple Rejection:
– 50 dB (1 kHz)
– ≥ 27 dB (10 Hz to 1 MHz)
Adjustable Output:
Approximately –1.18 V to –18 V
Maximum Output Current: 200 mA
Dropout Voltage: 500 mV at 100 mA
Stable With Ceramic Capacitors ≥ 2.2 μF
CMOS Logic-Level-Compatible Enable Pin
Built-In, Fixed, Current Limit, and Thermal
Shutdown Protection …