HM1509 - 2A 150KHz 40V Buck DC to DC Converter

Product Overview

H&M Semiconductor

Datasheet Details

Part number	HM1509
Manufacturer	H&M Semiconductor
File Size	310.60 KB
Description	2A 150KHz 40V Buck DC to DC Converter
Datasheet	HM1509 Datasheet
Additional preview pages of the HM1509 datasheet.

Product details

Description

The HM1509 is a 150 KHz fixed frequency PWM buck (step-down) DC/DC converter, capable of driving a 2A load with high efficiency, low ripple and excellent line and load regulation.

Features

Wide 4.5V to 40V Input Voltage Range.
3.3V,5V,12V, and adjustable versions.
Output Adjustable from 1.23V to 37V.
Maximum Duty Cycle 100%.
Minimum Drop Out 1.5V.
Fixed 150KHz Switching Frequency.
2A Constant Output Current Capability.
Internal Optimize Power Transistor.
High efficiency.
Excellent line and load regulation.
TTL shutdown capability.
ON/OFF pin with hysteresis function.

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Published: Jul 2, 2025 |