Brand: QSKJ
Model: QS-2405CBD-2A (ADJ)
Description:
It is a 13W Buck Converter/Power Supply Module/Adapter/Driver Module, Input voltage: DC 4.5~35V, Output Voltage: DC 1.25~30V (adjustable), Output current: rated current 2A, Application: DIY Power adapter/Charger, industrial equipments, electronic equipment, Communications Equipment, Power Tools, Car Driving Recorder, Car GPS, Car audio, LCD TV, Advertising screen, Monitoring System, LED lights, Fan, intercom and monitor system, etc.
Features:
- Module Properties: non-isolated step-down module (buck) 
- Rectification: non-synchronous rectification 
- Input voltage: DC 4.5~35V 
- Output Voltage: DC 1.25~30V (adjustable) 
- Output current: rated current 2A, Recommended less than 2A,13W 
- Efficiency: Up to 92% (The higher the output voltage, the higher the efficiency) 
- Switching frequency: 150KHz 
- Minimum pressure: 2V 
- Operating Temperature: Industrial (-40°c to +85°c) (output power of 10W or less) 
- Full load temperature rise: 40°c 
- Load regulation: ± 0.5% 
- Voltage regulation: ± 0.5% 
Output ripple:
- Input 12V Output 5V 2A 100mV (MAX) 
- Input 24V output 12V 2A 200mV (MAX) 
- Bandwidth: 20M 
- Dynamic response speed: 5% 200uS 
- Short circuit protection: current limiting, since the recovery 
- Input Reverse Polarity Protection: None (Please Series diode at the input port.) 
- Connection: Welding, can be directly soldered to a PCB with Pin 
Test:
- Input 12.00V 0.497A Output 4.953V 0.998A 4.941W Efficiency 82.85% 
- Input 12.00V 1.032A Output 4.943V 1.998A 9.878W Efficiency 79.76% 
- Input 12.00V 1.632A Output 4.921V 2.999A 14.76W Efficiency 75.37% 
- Input 23.99V 0.561A Output 11.99V 0.998A 11.96W Efficiency 88.87% 
- Input 23.99V 1.131A Output 11.98V 1.998A 23.94W Efficiency 88.23% 
- Input 23.99V 1.738A Output 11.96V 2.999A 35.88W Efficiency 86.05% 
- Input 23.99V 1.591A Output 17.35V 1.998A 34.67W Efficiency 90.84% 
- Input 23.99V 2.459A Output 17.35V 2.999A 52.05W Efficiency 88.23% 
Applications:
- DIY Power Supply.electronic equipment , Car Power Supply. 
- DIY Charger 
- Power for your electronic equipment