Ailavi Mini DC4~24V 12V to DC 9V 5V 3.3V 1.8V Adjustable Voltage Step Down Power Supply Converter Module

Module parameters :
Module Properties: non-isolated voltage step-down module (BUCK) synchronous rectifier
Input voltage: DC 4.5-24V
Output voltage: integrated adjustable and fixed output, the back can choose a fixed output voltage
Output voltage adjustable range (0.8-17V), fixed voltage (1.8V 2.5V 3.3V 5V 9V 12V)
Output Current: 3A (Please enhance heat dissipation at full load), the actual test input 12V output 1.5A do not need cooling.
Conversion efficiency: can up to 97.5% (6.5 turn 5V 0.7A)
Switching Frequency: 500KHz
Output ripple: 20mV around (12V to 5V3A) 20M-bandwidth
Operating temperature: Industrial grade (-40 ? to + 85 ?) (the higher the temperature, the smaller the output power)
Output Overvoltage Protection: None
Full load temperature rise: 40 ?
Static current: 0.85 mA
Load regulation: 1%
Voltage regulation: 0.5%
Dynamic response speed: 5% 200uS
Output short circuit protection: Yes,please do not short-circuit a long time
Input reverse polarity protection: None, need to add input reverse polarity protection diode
Enable control: Yes, high level working, low level stop working. High level 2-5V, low level is 0V around. The default input with internal pull-up to the positive.
Connection: Welding
Input connection: Welding
Output connection: welding / pin
Welding hole spacing: 2.54 mm
Board size: 20 (L) * 11 (W) * 5 (H) mm

Delivery list:
1 x DC4.5-24V to DC0.8-17V Voltage Step Down Power Supply Module 3A