DC-DC 150W /9A 300W/300W 20A 400W Boost Constant Current Module Non-isolated Step-up Board LED Driver Converter Power Supply Board

300W 9A Features:100% brand new and high qualityUse a dedicated benchmark IC, and high-precision current sensing resistor, can make more stable constant currentHigh output current, the max output current can reach 9A.Low output ripple , high frequency capacitor reduces output ripple.Suitable for LED driver.Specifications:Material: PCB board and electronic componentColor: as the pic showsInput voltage: 5-40VOutput voltage: 1.2-35V (continuously adjustable)Output Current: 9A (power tube temperature exceeds 65°C please add cooling fan)Constant current range:0.2-9A ( adjustable )Output Power: Maximum power is about 300W (power tube temperature exceeds 65°C please add cooling fan)Size: Approx. 2.55*1.88*0.94inch / 6.5*4.8*2.4cm(Length*width*thickness)

300W 20A Features:With a wide input voltage range from 6V to 40V, the step-down converter can accurately adjust output voltage and current.The efficiency can be up to 96%, measured at 20A, converting 24V to 12V.It is designed with 75V/80A large current dual MOS tube.Input and output use high frequency low resistance electrolytic capacitor, low ripple, stable output.Wiring is convenient with these large current 30A screw terminals.The buck module has 2 heat sink that could enhance heat dissipation.When there is a big difference between input and output voltage, please decrease power and current.Specifications:Input Voltage: 6V to 40V DC(10V to 40V is suggested)Output Voltage: 1.2V to 36V DCOutput Current: 20A(max.), 15A(suggested)Efficiency: 95%(24V to 12V, 20A)Output Ripple: ≤50mVWiring Method: TerminalShort Circuit Protection: Self-recovery (cannot short circuit for long time)Size: 60 x 53 x 27mm / 2.36 x 2.08 x 1.06"Wiring Diagram:VO+: Output positiveVO-: Output negative+IN: Input positive -IN: Input negativeCV: Output voltage adjustmentCC: Output current adjustmentEN: Enable, low voltage level shut off output; suspension, high voltage level is effectiveWhen input and output is common grounded, no-load CV output constant voltage,CC output constant current

Module name :400W boost constant current moduleModule properties: non-isolated step-up module (BOOST)Input voltage: DC8.5V-50VInput current: 15A (MAX) exceeds 8A please enhance heat dissipationQuiescent current: 10mA (12V liter 20V, the output voltage, the higher the current will increase too quiet)Output voltage: 10-60V continuously adjustableConstant] range: 0.2-12A Temperature: -40 to + 85 degrees (ambient temperature is too high, please enhance heat dissipation) Operating frequency: 150KHzConversion efficiency: up to 96%Overcurrent protection: yesInput reverse polarity protection: noInstallation: 4 2.55mm screw holesConnection method: Connection OutputModule size: 67mm X48mm X 28mm (LxWxH)Single module: 60 gApplications:1. DIY a power supply, 12V can input and output can 12-50V adjustable.2. the power supply for your electronic device, according to your system can set the output voltage value. 3. as the car power supply for your laptop, PDA or a variety of digital products supply. 4. DIY a mobile notebook power supply: 12V coupled with high-capacity lithium battery pack, so you can go where light where books. 5; solar panel regulator. 6 to the battery, rechargeable lithium batteries.7. driving high-power LED lights.