DC/DC Step-Down Regulator Module - 12A, 300W

DC/DC Step-Down Regulator Module - 12A, 300W is a non-isolated step-down constant current and constant voltage module for adjustable DC power conversion. It provides a continuously adjustable output range and is built for high-output current and power regulation. This CC CV charging module includes terminal wiring and a dual-color indicator for charging status. It is designed for applications that need stable adjustable output, including battery charging, LED driving, vehicle-mounted power supply, and low-voltage system power supply.

Features of DC/DC Step-Down Regulator Module - 12A, 300W

• Non-isolated step-down CC CV module
• Continuously adjustable output voltage
• High output current capability
• Constant current adjustment support
• Dual-color charging indicator
• Terminal wiring connection

Specifications of DC/DC Step-Down Regulator Module - 12A, 300W

• Module properties: non-isolated step-down constant current, constant voltage module (CC CV) charging module
• Input voltage: DC 7-32V
• Output voltage: DC 0.8-28V continuously adjustable
• Output current: 12A
• Constant current range: 0.2-12A adjustable
• Turn lamp current: constant current value * (0.1)
• Lowest pressure: 1V
• Output power: maximum power is about 300W
• Conversion efficiency: up to about 95%
• Operating frequency: 300KHZ
• Output ripple: 20M bandwidth
• Input 24V output 12V 5A ripple: around 50mV
• Output short circuit protection: Yes, constant current
• Input reverse polarity protection: None
• Output prevent backflow: None
• Wiring: Terminal
• No-load current: Typical 20mA
• Load regulation: ± 1% (constant)
• Voltage regulation: ± 1%
• Dynamic response speed: 5% 200uS
• Potentiometer adjustment direction: clockwise increase, counterclockwise decrease
• Potentiometer(CV): closed to the input voltage is used to regulate voltage
• Potentiometer(CC): closed to output voltage is used to regulate current
• Operating temperature: Industrial grade (-40 °c to +85 °c)
• Indicator: dual color indicator, charging indicator light is red, green light means fully charged
• Size: 65 x 47 x 22mm
• Size: 2.55*1.88*0.94inch
• Size: 6.5*4.8*2.4cm (Length*width*thickness)

How to Use DC/DC Step-Down Regulator Module - 12A, 300W

1. Set the required input voltage and desired output voltage.
2. Adjust the constant voltage potentiometer and the constant current potentiometer as needed.
3. Connect the module input and output terminals.
4. Check the charging or load condition before final use.

More Info

• Fixed turn lamp current is 0.1 times the current value.
• Dedicated benchmark for IC and high-precision current sensing resistor.
• Four high frequency capacitance is included.
• Package includes 1 Pcs DC Buck Converter Module.