The copyright and authority for the interpretation of the products are reserved by MORNSUN

Specifications subject to change without notice.

LD12-20BXX

A/2-2012

Page1 of 5

SELECTION GUIDE

Approval

Model

Package

Power

Output

(Vo/Io)

Ripple and Noise

(typ.)

Efficiency

(%)(typ.)

Standby Power

(max.)

LD12-20B03

7.9W

3.3V/2400mA

74

LD12-20B05

5V/2400mA

78

LD12-20B12

12V/1000mA

82

LD12-20B15

15V/800mA

82

UL/CE

LD12-20B24

53.8x28.8x23.5mm

12W

24V/500mA

50mV

83

0.3W

INPUT SPECIFICATIONS

Input voltage range

85～264VAC,

120～370VDC

Input frequency

47～440Hz

Input current

110VAC

280mA, typ

230VAC

190mA, typ

Inrush current

110VAC

10A, typ

230VAC

20A, typ

Recommended External Input Fuse

(Special package series include fuse)

3.15A/250V

Slow-Blow

OUTPUT SPECIFICATIONS

Voltage set accuracy

±2%

Input variation

±0.5% (typ)

Load variation (10% to 100% load)

±1% (typ)

Min load

0%

Ripple& noise(p-p)

(20MHz Bandwidth)

100mV (max)

Short circuit protection

Continuous, and auto resume

Over current protection

≥110% Io and auto resume

Over voltage protection

Zener diode clamp

LD12 SERIES

12W, AC-DC CONVERTER

LD12 series ----- are the 12W compact size power converter offered by

Mornsun. It features universal input voltage, taking both DC and AC input

voltage, low power consumption, low ripple& noise , high efficiency, high

reliability, 4000VAC safer isolation. It offers good EMC performance, meet

IEC/EN61000-4, CISPR22/EN55022, UL60950 and EN60950 standards,

and widely used in industrial, electricity, instruments, telecommunication

and civil applications.

For harsh EMC environment, this series of

products must use the refered application circuit.

RoHS

E235235

PRODUCT FEATURES

1.

Universal input :85～264VAC/120～370VDC

2.

AC and DC dual-use(input from the same terminal)

3.

Super small volume

4.

4000VAC safer isolation

5.

Low ripple and noise

6.

High efficiency, low loss, green environmental protection

7.

Output over voltage, short circuit and over current

protection

8.

Meet UL60950 and EN60950 standards

9.

Three years warranty

10.

Mounting: PCB mounting, Chassis mounting with Screw

Terminals, DIN-Rail mounting

PART NUMBER SYSTEM

LD12-20B12A2