BL8037 Power Management IC – 2A Synchronous DC/DC Buck Converter | 4.2–28V, ESOP8 / SOT23-6

The BL8037 is a high-efficiency Power Management IC integrating a synchronous DC/DC step-down (buck) converter with built-in MOSFETs, designed for wide input voltage applications requiring compact and reliable power regulation.
It supports a 4.2V to 28V input voltage range and provides an adjustable output voltage, making it suitable for consumer, industrial, and embedded systems.

Capable of delivering up to 2A output current, the BL8037 provides stable voltage regulation and high efficiency across light and heavy loads.
Its compact ESOP8 / SOT23-6 packages allow space-saving, high-density designs.

Key Specifications

• Input Voltage (VIN): 4.2V – 28V

• Output Voltage (VOUT): Adjustable

• Output Current (IOUT): Up to 2A

• Topology: Synchronous Buck Converter

• Power Switching: Built-in MOSFETs

• Control Mode: PWM

• Package: ESOP8 / SOT23-6

Applications

• Consumer electronics

• Embedded systems

• Industrial electronics

• Point-of-load regulation

• Networking and communication equipment

• Compact DC/DC power rails

Features

• Integrated synchronous MOSFETs

• Wide input voltage range 4.2–28V

• High efficiency step-down conversion

• Stable output regulation

• Supports up to 2A output current

• Compact ESOP8 / SOT23-6 packages for space-constrained designs