Dimensions: only 18 x 10 x 3.8 mm Module type: non-isolated step-down module Input voltage: 4.5 - 24V Output voltage: 5V Output current: 3A (max), True test input 12V, output within 1.5A no heat dissipation required Output voltage: integration adjustable and constant output, can have preset output voltage by soldering contacts at the reverse side Adjustable range: 0.8 - 17 V, constant voltage (1.8 / 2.5 / 3.3 / 5 / 9 / 12 V) Efficiency: up to 97.5% (6.5 to 5V / 0.7A) Switching frequency: 500kHz Output ripple: 20mV (12V to 5V/3A), 20M bandwidth Quiescent current: 0.85MA Load adjustment: ±1% Voltage Regulation: ±0.5% Dynamic response rate: 5% 200uS Output Overvoltage Protection: No Output short circuit protection: Yes (temporary) Input reverse polarity protection: No Connection type: soldering Input method: soldering Solder hole spacing: 2.54 mm Pinouts: EN: Enable port; IN +: positive input; GND: public negative; VO+: Positive output https://elecena.pl/product/24062143/3a-ultra-small-adjustable-dc-dc-step-down-voltage-converter-module 2023-08-22 https://elecena.pl/product/24062143/3a-ultra-small-adjustable-dc-dc-step-down-voltage-converter-module 2025-10-29