20pcs Mini DC-DC 4-17V to 1.8V 2.5V 3.3V 5V 9V 12V 3A Step Down Module Voltage Buck Converter 97.5%
Description:
Module nature: non-isolated step-down module (BUCK) synchronous rectification
Input voltage: DC 4-17V
Output voltage: integrated adjustable and fixed output, fixed output voltage can be selected on the back
Fixed voltage: 1.8V 2.5V 3.3V 5V 9V 12V
Output current: maximum 3A (please pay attention to heat dissipation at full load), the actual test input 12V output within 1.5A does not require special heat dissipation.
Conversion efficiency: up to 97.5% (6.5 to 5V 0.7A)
Switching frequency: 500KHz
Output ripple: about 20mV (12V to 5V3A) 20M bandwidth
Working temperature: industrial grade (-40℃ to +85℃) (the higher the ambient temperature, the smaller the output power)
Output over voltage protection: none
Full load temperature rise: 40℃
Quiescent current: 0.85 mA
Load regulation rate: ±1%
Voltage adjustment rate: ±0.5%
Dynamic response speed: 5% 200uS
Output short circuit protection: Yes, please do not short circuit for a long time
Input reverse connection protection: None, input reverse connection protection diode
Package Includes:
20pcs Module