DC/DC step-down power module 5...36V/1.25...32V 5A LED display

The OKY3497-7 is a highly efficient DC/DC step-down (buck) converter module, expertly designed to convert higher DC voltages to lower DC voltages. This module provides a stable and adjustable DC power source, making it a versatile solution for a wide range of applications.

General Information

This module is engineered to provide a stable and adjustable DC power source. It accepts a wide input voltage range (5-36V DC) and converts it to a lower, adjustable output voltage (1.25-32V DC) with a maximum output current of 5A. The module incorporates several protection features, making it ideal for various applications requiring efficient and adjustable DC power.

Key Features

- Wide Input Voltage Range: Accepts DC voltages from 5V to 36V.

- Adjustable Output Voltage: Output voltage can be adjusted from 1.25V to 32V.

- High Efficiency: Achieves efficiency up to 96%, minimizing energy loss.

- Overcurrent Protection: Includes overcurrent protection to prevent damage from excessive current draw.

- Short Circuit Protection: Built-in protection against output shorts.

- Thermal Shutdown: Automatically shuts down in case of overheating.

- LED Display: Includes an LED display for monitoring voltage/current/power.

- Constant Current and Constant Voltage Modes: Supports both constant current (CC) and constant voltage (CV) modes, indicated by an LED.

- USB Port: Includes a USB port for charging digital devices (output voltage is the same as the module's output voltage).

Versatile Applications and Benefits

- General DC Power Conversion: Can be used as a general-purpose step-down power supply.

- LED Driver: Suitable as a constant current LED driver module.

- Battery Charging: Can be used as a battery charger for various battery types (solar panels, wind-driven generators).

- Adjustable Power Supply: Ideal for creating adjustable power supplies for electronics projects.

- Mobile Power: Can be used in DIY mobile power bank projects.

Additional Highlights

The OKY3497-7 is equipped with a voltmeter/ammeter/power meter, eliminating the need for an external multimeter.

The module utilizes a dedicated benchmark IC and high-precision current sensing resistor for stable constant current output.

It includes a multi-turn potentiometer for accurate voltage and current regulation.

Input reverse polarity protection: None (if required, high current diode in series with the input).