【Wide Voltage Compatibility】 4.5V to 36V input range supports solar panels and vehicle batteries; seamless buck-boost mode adapts to voltage fluctuations during car start-up or solar panel output changes
【Dual Output Modes】 0.8V to 30V adjustable constant voltage mode and 0 to 10A adjustable constant current mode for LED lighting and battery charging applications
【High Efficiency and Reliability】 97% peak efficiency with synchronous four-switch architecture; built-in overvoltage, overcurrent, and short-circuit protection for stable operation in harsh Settings
【Easy Integration and Setup】 Standard onboard design with radiator mounting holes; compatible with for Arduino, for Raspberry Pi, and STM32 platforms; simple resistor-based voltage and current adjustment
【Robust Thermal Management】 Operates from -40°C to +85°C; internal temperature compensation and heat reduction mechanism prevent overheating under high load or wide input-output voltage differences

1. Product Parameters Parameters

Input Voltage: 4.5V–36V DC (Wide Voltage, Compatible with Solar Panels/Vehicle Batteries)

Output Voltage: 0.8V–30V Adjustable (Constant Voltage Mode, ±1% Accuracy)

Output Current: 0–10A Adjustable

Peak Efficiency: 97%

Operating Frequency: 200kHz–400kHz

Protection: Overvoltage/Overcurrent/Short-Circuit Protection, Thermal Shutdown (Junction Temperature ≥135°C)

Operating Temperature: -40°C to +85°C (Reliable)

Module Size: Standard PCB (Radiator Mounting Holes Compatible)

2. Pin Functions ( )

VIN+: DC Input Positive (4.5V–36V). Parallel 100μF Electrolytic + 10μF Ceramic Capacitors; Wire Diameter ≥18AWG.

GND: Power Ground (Star-Point Grounding; Separate Power/Signal Grounds).

OUT+: Output Positive (Constant Voltage/Current, Max 10A; Use ≥2mm Conductors).

OUT-: Output Negative (Isolated from GND).

FB: Voltage Setting (Connect to 1% Accuracy Resistor Divider; Vout = 0.8V × (1 + R1/R2)).

ISET: Current Set (Connect Resistor Riset (1kΩ–10kΩ) to GND; Iout = 1000/Riset (A)).

EN: Enable Control (High >2V: Enable; Low
3. FAQ

Q: Output Voltage Unstable (>5% Fluctuation)?

Replace FB Divider Resistor with 1% Precision Metal Film Type; Shorten Trace Length .

Q: Constant Current Mode Fails (Exceeds Set Value)?

Ensure ISET Resistor Power ≥0.5W; Re-solder to Avoid Poor Connections .

Q: Module Overheats (>80°C)?

Reduce Input-Output Voltage Difference (

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