20pcs DC12V to DC5V/3.3V 3AConverter Step Down Module CA-1253 Power Supply Board

Features:Size: 50 x 33 x 10mmLCD 12V 5V +3.3 V voltage conversion board 5V, 3.3V power board BenQ power supply board commonly usedFor a variety of brands of LCD monitors and a variety of weak in line with this power supply equipment(12V-5V-3.3V) DC to DC circuit board 12VDC to 5V to 3.3V power supply board, 12V 5V 3.3V power supply board, with this board to pick high-pressure strip test tube is very convenient.The three interface definition:P2 is the 12V input interface: 12V 12V GND GNDP3 is the output interface: GND GND ADJ SW 12V 12VP4 is the output interface: ADJ SW GND GND GND GND 5V 5V 3.3V 3.3VPackage includes:20 x Step Down Module