BL9162 Power Management IC – 300mA CMOS LDO Linear Regulator | SOT23-5 / SC70-5 / DFN1x1-4L

The BL9162 is a low-dropout (LDO) CMOS linear regulator providing low noise, high PSRR, and fast response.
It operates with input voltages from 1.6V to 5.5V and outputs voltages from 1.0V to 4.0V, ideal for battery-powered equipment and portable information appliances.

It supports a maximum output current of 300mA with low quiescent current (45µA) and excellent regulation accuracy, making it suitable for compact and energy-efficient designs. Available in SOT23-5, SC70-5, and DFN1x1-4L packages.

Key Specifications

• Input Voltage (VIN): 1.6V – 5.5V

• Output Voltage (VOUT): 1.0V – 4.0V

• Output Current (IOUT): Up to 300mA

• Output Accuracy: ±2%

• PSRR: 83dB @1kHz

• Quiescent Current (IQ): 45µA

• Package: SOT23-5, SC70-5, DFN1x1-4L

Applications

• Battery-powered devices

• Portable information appliances

Features

• Low noise and high PSRR for sensitive electronics

• Fast response for dynamic load changes

• Compact package options for flexible PCB layout