DC-DC Buck Step Down Module 6-24V 12V to 5V 3A DIY Car USB Charger Module NO5139

This step-down (buck) power supply module converts its input voltage of 6V to 24V to a fixed 5V USB output at up to 3A output current. It is suitable for providing a regulated 5V USB output to charge your mobile phone, tablet or any other USB-powered device.

Features:

The max output current 3A, long time use 2.1A, enough use.

Flat copper inductor, improves conversion efficiency.

Input reverse polarity protection, will not damage when input connect incorrect.

Using the latest USB identification circuit, perfectly compatible for IPHONE/Android phones, for IPAD etc.

High-quality USB port.

Output voltage indicator (RED).

Output overvoltage protection: input 1.5A fuse, output 5V have 300W TVS tube clamp protection. 

Specifications:

Module properties: non-isolated buck module (BUCK) synchronous rectification

Input voltage: DC 6-24V

Output voltage: 5.1-5.2V

Output current: 3A max. (please enhance heat dissipation when full load using)

Conversion efficiency: up to 97.5% (6.5V step down to 5V 0.7A) 

Switch frequency: 500KHz

Output ripple: about 10mV (12V to 5V 3A) 20m bandwidth

Output indicator: output voltage indicator is red

Operating temperature: industrial grade (-40℃ to + 85℃) (the higher the ambient temperature, the lower the output power) 

Full load temperature: 30°C

Static current: 0.85 mA

Load regulation: ±1%

Voltage Regulation: ±0.5%

Dynamic response speed: 5% 200uS

Connection mode: welding

Input mode: welding

Output mode: USB

Package size: 45 * 45 * 20mm / 1.77 * 1.77 * 0.79in

Package weight: 9g / 0.32ounces

Note: Due to the different display screen and light effect, the actual color of the might be slightly different from the color showed on the pictures.

Package List:

1 * Step Down Module

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