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

Specifications subject to change without notice.

LS03-05BXXKC

A/3-2012

Page 1 of 4

INPUT SPECIFICATIONS

Input voltage range

100～400VDC(85～264VAC)

Input current

40mA(Typ.)

Leakage current

None

External input fuse (recommended)

1A/250V

Slow-Blow

OUTPUT SPECIFICATIONS

Voltage set accuracy

±2%

Input variation

±0.5% (Typ)

Load variation (10%~100%)

±1% (Typ)

Ripple & noise(p-p)

(20MHz Bandwidth)

70mV(Typ)

Short circuit protection

Continuous, automatic resume

COMMON SPECIFICATIONS

Operating

-40℃～+85℃

(55℃～85

)

℃

1.33%/ ℃

Power derating

(-25℃～0)

℃

2%/

°C

Temperature ranges

Storage

-40℃～+105℃

Derating humidity

95%(Max.)

Storage humidity

85%(Max.)

Temperature coefficient

0.02%/℃

Switching frequency

100KHz(Max.)

frequency conversion

I/O-isolation voltage

2000VAC/1Min

1.1s and 550ms

(5V)

Start delay time

1.3s and 650ms

(12V)

115V and 230V

CE

CISPR22/EN55022

CLASS B(with typical applications Figure 3)

EMI

RE

CISPR22/EN55022

CLASS B(with typical applications Figure 3)

ESD

IEC/EN61000-4-2

Contact

±2KV

perf. Criteria B

RS

IEC/EN61000-4-3

10V/m

perf. Criteria A

IEC/EN61000-4-4

±2KV

(without external circuit)

perf. Criteria B

EMC

EMS

EFT

IEC/EN61000-4-4

±4KV

(with typical applications Figure 3)

perf. Criteria B

LS03-05BXXKC

Series

3W, HIGH VOLTAGE DC-DC(AC-DC) CONVERTER

LS03 Series ----- are high efficiency green power modules with miniature

packaging provided by Mornsun. The features of this series are: wide input

voltage, DC and AC all in one, high efficiency, high reliability, low loss, safety

isolation etc. They are widely used in industrial, office and civil equipments, as well

as applications where no special requirement for EMC performance. For harsh

EMC environment, this series of products must use the refered application circuit.

PRODUCT FEATURES

1.

Wide input voltage:100 ~ 400VDC(85 ~ 264VAC)

2.

Short circuit protection

3.

High efficiency, high density

4.

Low loss, green power

5.

Industrial level specifications

PART NUMBER SYSTEM

Special Ma rk

pu t Volt a ge

Vo lt age

Out p ut Po wer

Out p ut Vo lt age

Outp ut Style

In

Isola tion

Package Style

Prod uct Se ries

LS03-05B05KC

SELECTION GUIDE

Model

Package

Power

Output (Vo/Io)

Ripple and Noise

(Max.)

Efficiency

(%)(Typ.)

Standby

Power (Max.)

LS03-05B05KC

2.5W

5V/500mA

69

0.4W

LS03-05B12KC

38.5

×22×11 mm

3W

12V/250mA

100 mV

73

0.4W