STMicroelectronics 5-Channel Boost, Buck Switching Regulator 3.3V 400mA 2MHz Flip-Chip 8-Pin ST1PS01EJR

STMicroelectronics ST1PS01EJR 5-Channel Boost and Buck Switching Regulator operates at 3.3 V output voltage with a switching frequency of 2 MHz. This advanced regulator is designed for efficient power management in industrial, electronic, and communication devices requiring precise voltage regulation and low power consumption.

This device supports an output current capability up to 400 mA and includes a low quiescent current of 500 nA at VIN=3.6 V, which is ideal for battery-powered applications. The embedded soft-start circuit and 100% duty cycle operation enhance system stability and efficiency.

The Flip-Chip 8-pin surface mount package provides a compact footprint with physical dimensions of 1.44 mm length, 1.14 mm width, and 370 μm height. Its wide input voltage range from 1.8 V to 5.5 V and operational temperature range from -40°C to 85°C make it suitable for diverse automotive and industrial environments.

Additional features include undervoltage lockout at 1.57 V, selectable output voltages between 1.8 V and 3.3 V via dynamic voltage selection pins, and a typical efficiency of 94% at 1 mA load ensuring high performance.

The device complies with RoHS standards, ensuring it meets environmental and safety requirements. Its compact and efficient design reduces external component count, requiring a typical inductor of 2.2 μH.

Provides 5 fixed output channels with a voltage of 3.3V. Operates at a switching frequency of 2 MHz ensuring high efficiency. Delivers up to 400 mA output current suitable for various electronic applications. Incorporates low quiescent current of 500 nA for energy-saving performance.

Designed with a compact Flip-Chip 8-pin surface mount package. Wide input voltage range from 1.8 V to 5.5 V accommodating diverse power supplies. Features undervoltage lockout protection at 1.57 V (typical) for system safety.

Output voltage power good indication supports reliable monitoring. Operating temperature range from -40°C to 85°C for harsh environments. Complies with RoHS environmental standards.

This switching regulator is ideal for industrial electronics, communication equipment, and other applications requiring efficient, multi-output voltage regulation. Explore more related power management ICs and Switching Regulators at EnvMart.