Product model

Input voltage

Output voltage

Output current

Efficiency

Installation

DM31-5W050H

2.2 ~ 5V

5Vdc

1000mA

92%

DIP

Types and parameters

DM31-5W042H

DM31-5W050H

DM31-5W120H

Input voltage

2.2 ~ 4.2Vdc

2.2 ~ 5Vdc

5 ~ 12Vdc

Output voltage

4.2V

5.0V

12V

Persistent current

1000mA

1000mA

416mA

Output power

5w

5W

5W

Over current protection

1200mA

1200mA

500mA

Ripple noise

<100mV

Work frequency

1.2MHz

Work temperature

-40 ~ +85℃

Working humidity

20 ~ 90RH%

Maximum efficiency

92%

Storage humidity

10 ~ 90RH%

Static power

< 1 mA

Start-up time

< 2.5ms

Average service life

50000 hours

Pin name

Direction

Purpose to describe

Vi+

Input

DC input, power supply is Vi+, (2.2~12Vdc, shouldn't exceed 12V,

otherwise will lost stabilized voltage, output equals to input.)

EN

Input

Output voltage enable pin, high level enable 1.5V~Vi+,low level

disable<0.4V.

GND

Input/Output

DCinput/output, power reference point

Vo+

Output

DC output, power positive