Features
Wide 9V to 55V Operating Input Range with TVS protection
3x Output voltage options,  5.2V, 8V or 12V.   Default 5.2V.
Synchronous switching step-down (buck) regulator with typical efficiencies of 88% to 96%
Supports continuous output current of up to 5A,  peak current of 9A.
Output ripple  30mV (VIN=50V,  Output 5.2V @ 5A),  60mV (VIN=50V,  Output 12V @ 5A)
Standby current: 5~10mA
No reverse-input voltage protection
Thermal Shutdown
Output Short-circuit tolerant (2 seconds)
Overcurrent protection & self-recovery
Dropout voltage: 2V  (Input>=14V is required for stable 12V output)
Pins distance: 3.81mm
Size & Weight: 35 x 24 x 5.5mm,  5g

Packing List
1 x MATEK BEC12S-PRO 9-55V TO 5V/8V/12V-5A Voltage Regulator BEC Power Module Overcurrent Protection Self-recovery for RC FPV Drone