BL8565 Power Management IC – 500mA CMOS LDO Linear Regulator | 2.0–7.0V, SOT23 / SOT23-3 / SOT23-5 / SOT89-3

The BL8565 is a low-noise, high-PSRR CMOS LDO linear regulator designed for battery-powered and portable applications requiring higher output current.
It operates over a 2.0V to 7.0V input range and provides adjustable output voltages from 1.0V to 4.5V in 0.1V steps with ±2% accuracy.

With low quiescent current of 35µA and fast transient response, the BL8565 ensures stable and clean voltage for sensitive circuits.
Its multiple package options make it suitable for compact designs in mobile devices, wireless peripherals, and consumer electronics.

Key Specifications

• Input Voltage (VIN): 2.0V – 7.0V

• Output Voltage (VOUT): 1.0V – 4.5V (0.1V step)

• Output Current (IOUT): Up to 500mA

• Quiescent Current (IQ): 35µA

• Output Accuracy: ±2%

• Architecture: CMOS LDO

• Packages: SOT23, SOT23-3, SOT23-5, SOT89-3

Applications

• Battery-powered equipment

• Mobile phones

• Wireless mouse and peripherals

• Portable consumer electronics

Features

• High PSRR and low-noise output

• Fast transient response for dynamic loads

• Low quiescent current for energy efficiency

• Adjustable output in 0.1V increments

• Wide selection of small SMD packages