DC/DC step-down power module 4.5..50V/3..35V 15W LM2596HV

The OKY3502-7 is a highly efficient DC/DC step-down power module, also known as a buck converter, designed to convert a higher DC voltage to a lower DC voltage, providing a stable and adjustable voltage source. Featuring the LM2596HV chip, this module is suitable for a wide range of applications.

General Information

This module efficiently steps down voltages from a DC input (4.5-50V) to a lower DC output (3-35V) with a maximum output current of 2A (3A max with a heat sink).

The output voltage is continuously adjustable via an on-board potentiometer, making it ideal for DIY electronic projects, STEM education, and general use by engineers, hobbyists, and starters.

Key Features

- Step-Down Conversion: Converts higher DC input voltages to lower DC output voltages.

- Adjustable Output: Output voltage can be easily adjusted using a potentiometer.

- Wide Input Voltage Range: Accepts input voltages from 4.5V to 50V DC.

- Output Voltage Range: Provides adjustable output voltages from 3V to 35V DC.

- Rated Current: Rated current 2A, no more than 3A

- Overcurrent Protection: Includes current limiting to protect the module and connected devices.

- Compact Size: Small form factor for easy integration into various projects.

Ideal Use Cases and Benefits

- DIY Projects: Perfectly suited for powering various components in custom electronic projects.

- Prototyping: Speeds up prototyping by providing an easily adjustable and reliable voltage source.

- Powering Sensitive Electronics: Delivers a stable and regulated voltage, crucial for sensitive electronic components.

- Educational Purposes: An excellent tool for teaching and learning about DC-DC conversion and power regulation.

- Battery-Powered Applications: Efficiently steps down battery voltage for a wide range of devices.

Operating Instructions

- Input Mode: IN+ input positive, IN- input negative.

- Output Mode: OUT+ output positive, OUT- output negative.

- Adjustment: Connect the input power supply (between 5-60V), monitor the output voltage with a multimeter, and adjust the potentiometer (clockwise to boost, reverse to buck).

- It is recommended to do no-load debugging.