BL8074 Power Management IC – 800mA Low-Noise CMOS LDO Linear Regulator | SOT89-3

The BL8074 is a low-noise CMOS LDO linear regulator optimized for higher current applications in battery-powered and peripheral devices.
It supports an input voltage range of 1.5V to 6.0V and delivers an adjustable output voltage from 1.2V to 5.0V in 0.1V steps, with excellent regulation accuracy of ±2% / ±1%.

Featuring 65dB PSRR at 100Hz and a quiescent current of 100µA, the BL8074 balances efficiency and performance while supplying up to 800mA output current. Its SOT89-3 package provides improved thermal handling compared to ultra-small packages.

Key Specifications

• Input Voltage (VIN): 1.5V – 6.0V

• Output Voltage (VOUT): 1.2V – 5.0V (0.1V step)

• Output Current (IOUT): Up to 800mA

• Quiescent Current (IQ): 100µA

• Output Accuracy: ±2% / ±1%

• PSRR: 65dB @100Hz

• Architecture: CMOS LDO

• Package: SOT89-3

Applications

• Battery-powered equipment

• PC peripherals

• Wireless devices

Features

• Low output noise

• High PSRR for clean power rails

• Supports high load current up to 800mA

• Low quiescent current operation

• Thermally efficient SOT89-3 package