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SNVSAF7B
- AUGUST 2016
- REVISED FEBRUARY 2017
LM27762 Low-Noise Positive and Negative Output Integrated Charge Pump Plus LDO
1 Features
- 1 Generates Low-Noise Adjustable Positive Supply Voltage Between 1.5 V and 5 V and Negative Supply Voltage Between
- 1.5 V and
- 5 V
- Input Voltage Range 2.7 V to 5.5 V
- ±250-mA Output Current
- Inverting Charge Pump Followed by Negative
- 2-MHz Low-Noise Fixed-Frequency Operation
- 2.5-Ω Inverter Output Impedance, VIN = 5 V
- Negative LDO Dropout Voltage 30 mV at 100 mA,
VOUT =
- 5 V
- Positive LDO with 45-mV Dropout Voltage at 100 mA, VOUT = 5 V
- 390-µA...