DROK DC 5V Power Converter, 5pcs Mini Voltage Buck Regulator DC 4.5-20V 12V 9V Step Down to 5V Reducer Transformer Board 3A 10W Adjustable Fixed Volt Output Step-Down Power Supply Stabilize

DROK DC 12V to 5V Buck Converter Module A Set of 5 Pcs Parameters Type: Non-isolated step-down module (synchronous rectification) Input voltage: DC 4.5-20V Output voltage: Integrated adjustable and fixed output, fixed output voltage can be selected on the back Adjustable range: 1-16V; Fixed voltage: 1.8V, 2.5V, 3.3V, 5V, 9V, 12V Output current: Max 3A (peak: 3A, long-term: within 2A) Power: 10W Conversion efficiency: Up to 97% (typical value: >90% when 12V turns to 5V 2A) Switching frequency: 800KHz Output ripple: typical value 20mV Working temperature: -40℃ to +85℃ (the higher the ambient temperature, the smaller the output power) Output overvoltage protection: None No-load current: <1 mA Load regulation rate: ±2% Voltage adjustment rate: ±2% Dynamic response speed: 5% 200uS Output short circuit protection: Yes, but please do not keep short circuit for a long time Input reverse connection protection: None Enable control: Yes, high level work, low level stop work, high level is 2-5V, low level is about 0V. Default internal with pull - up to input positive pole. Wiring method: Welding Input method: Welding Output method: Welding/pin header Welding hole spacing: 2.54 mm Package Includes: 5 x mini 5v regulator