DD2604MA 2PCS 2A DC-DC Buck Converter Module – 4.5–27V Input to 3.3V 4.2V 5V Step-Down Voltage Regulator

Description:

3.3V :
Input voltage 4.5~27V,output 3.3V
Maximum output current 1.8A,Short time maximum output current 3A
DC-DC Step-Down Converter module working frequency 900KHz. efficiency is 78-93% .
Quiescent current: about 250uA
Overtemperature shutdown, Under-Voltage Lockout (UVLO), BS-voltage protection, and short circuit protection.
Operating Temperature :–20°C to +85°C
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 1.6g(Very light)











4.2V :
Input voltage 4.8~27V,output 4.2V
Maximum output current 1.6A,Short time maximum output current 2.6A
DC-DC Step-Down Converter module working frequency 900KHz. efficiency is 78-93% .
Quiescent current: about 250uA
Overtemperature shutdown, Under-Voltage Lockout (UVLO), BS-voltage protection, and short circuit protection.
Operating Temperature :–20°C to +85°C
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 1.6g(Very light)





















5V :
Input voltage 6V~27V,output 5V
Maximum output current 1.5A,Short time maximum output current 2.5A
DC-DC Step-Down Converter module working frequency 900KHz. efficiency is 79-93% .
Quiescent current: about 250uA
Overtemperature shutdown, Under-Voltage Lockout (UVLO), BS-voltage protection, and short circuit protection.
Operating Temperature :–20°C to +85°C
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 1.6g(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:
24V 12V 9V TO 3.7V/4,2V lithium battery-powered systems
WIFI esp8266 Module
CCTV camera
Smart home / home automation
Distributed Power Systems
Battery Charger
Pre-Regulator for Linear Regulators
Can directly replace L7805/DD4012SA