Product Name:   1A 1000mA 5V 6V 9V 12V to 3V DC DC Converter Module Step Down Buck Voltage 
 
  
 
       
 
 
Packing list:
     
1 PCS DD4012SB_3V 4.75V-40V to 3V DC DC Step Down Converter Module
 
 
  
Description:
   
 
Input voltage 4.75~40V,output 3V
 
Maximum output current 1A
 
DC-DC Step-Down Converter module working frequency 550KHz. efficiency is 75-90% .
 
Quiescent current: about 1.5MA
 
Overtemperature shutdown, input under-voltage protection, BS-voltage protection, and short circuit protection.
 
2.54mm pin pitch, Arduiuo UNO MEGA2560 Breadboard MCU Development Board friendly
 
Excluding Pin Size 18.3mm x 10.2mm x 6.7mm( small)
 
Weight : about 1.3g(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:
   
 
3V MCU ARM CPU FPGA/CPLD
12V 5V TO 3V lithium battery-powered systems
3V Motor​Toy
WIFI esp8266 Module
CCTV camera
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