Adjustable DC-DC Step Down Power Supply 5-40V 9A – High-Power Voltage Reducer Module

Adjustable DC-DC Step Down Power Supply 5-40V 9A – Voltage Step-Down Module

This DC-DC Step Down power supply module is ideal for stepping down voltage from 5V to 40V, with a maximum current of 9A. Both voltage (1.2-35V) and current (0.2-9A) are adjustable, offering an efficient and precise solution for powering various electronic devices.

The adjustment is made using 25-turn potentiometers, ensuring fine and stable tuning, with an efficiency of up to 95%. The module includes short circuit protection, and for reverse polarity protection, it is recommended to use a diode.

Technical Specifications:

• Input voltage: 5-40V DC
• Input current: up to 9A
• Adjustable output voltage: 1.2-35V
• Adjustable output current: 0.2-9A
• Forced cooling required for current above 7A (fan)
• Smooth adjustment with multi-turn potentiometers (25 turns)
• Maximum efficiency: 95%
• Short-circuit protection
• Dimensions: 6.5 cm x 4.8 cm x 2.4 cm
• Mounting with 4 screws (3 mm holes)

Recommended Applications:

• Power driver for LEDs
• Battery charging
• Adjustable laboratory power supply
• Power supply for electronic devices