Product Name : DC 5-40V to 3V 3.3V 4V 5V 6V 7.5V 9V 12V DC-DC Converter Step-Down Power Supply Module for 18650 NI-MH Ni-CD Li-ion LiFePO4 Lead-acid
 
 
Packing list: 
1PCS 5W 4.75-40V to 3V/3.3V/4V/5V/6V/7.5V/9V/12V 1A DC-DC Buck Converter DD4012SA Pro Module
(Specific according to the version and quantity you choose)
 
Description:

3V Output:
Allowable range : DC 4.75~40V to 3V/1.2A
Recommended range : DC 4.75~24V to 3V/1A


3.3V Output:
Allowable range : DC 4.75~40V to 3.3V/1.1A
Recommended range : DC 4.8~24V to 3.3V/1A


4V Output:
Allowable range : DC 5~40V to 4V/1A
Recommended range : DC 6~24V to 4V/0.9A


5V Output:
Allowable range : DC 6.5~40V to 5V/1A
Recommended range : DC 6.5~24V to 5V/0.8A


6V Output:
Allowable range : DC 7.5~40V to 6V/1A
Recommended range : DC 8~24V to 6V/0.75A


7.5V Output:
Allowable range : DC 9~40V to 7.5V/1A
Recommended range : DC 9~24V to 7.5V/0.7A


9V Output:
Allowable range : 10.5~40V to 9V/0.9A
Recommended range : 11~24V to 9V/0.6A


12V Output:
Allowable range : 13.5~40V to 12V/0.8A
Recommended range : 14~24V to 12V/0.5A

 
DC-DC Step-Down Converter module working frequency 550KHz. efficiency is 80-91% .
Quiescent current: about 1MA
Overtemperature shutdown, input under-voltage protection, BS-voltage protection, and short circuit protection.
2.54mm pin pitch,Can directly replace the L78XX LM78XX TO-220 IC
Size 18.3mm x 10.2mm x 6.7mm( small)
Weight : about 1.2g(Very light)


Attention :

This is a DC-DC voltage converter module,Must be noted when using:
1 Input voltage can not be greater than the maximum input range
2 Output power can not be greater than the maximum load for a long time
3 Input power must be greater than the output power, because the power consumption of the module itself




Applications:
 
Lithium battery-powered systems
LED Motor Toy
WIFI Router Switch
PTZ CCTV camera
Electric toys
Wireless Module:Nrf24l01 CC1101 CC2500 CC2530 Zigbee
Smart home / home automation
Distributed Power Systems
Battery Charger
Pre-Regulator for Linear Regulators
FM radio
Battery powered equipment
Audio amplifier