SW3R WSM Series Product Datasheet

www.superworld.com.sg

2 of 2

SW3R WSM INPUT SPECIFICATIONS

PARAMETER

CONDITIONS

MIN

TYPICAL

MAX

UNITS

Input Current (No Load)

All models

20

mA

Voltage Range

SW3R24

18

24

36

Vdc

SW3R48

36

48

75

Transient Input Voltage (1msec)

SW3R24

50

Vdc

SW3R48

100

Undervoltage Lockout (SW3R24)

On

17.5

Vdc

Off

16

Undervoltage Lockout (SW3R48)

On

34.5

Off

32.5

Reflected Ripple Current

35

mAp-p

SW3R WSM OUTPUT SPECIFICATIONS

PARAMETER

CONDITIONS

MIN

TYPICAL

MAX

UNITS

Rated Power

All models

3.0

W

Voltage Setpoint Accuracy

±

5

%

Line Regulation

1% change in Vin

±

0.5

±

2

%

Load Regulation

(10% load to rated load)

±

1

±

3

%

Ripple & Noise

BW = DC to 20MHz

1%

p-p

Current Limit

120% x Iout

3.6

W

Output Overvoltage Clamp

120

% Vout

Temperature Coefficient

±

0.008

%/

Short Circuit Protection

1

second

SW3R WSM GENERAL CHARACTERISTICS

PARAMETER

CONDITIONS

MIN

TYPICAL

MAX

UNITS

Temperature

Temperature (Ambient)

-25

70

Temperature (Case)

-40

100

Storage

-40

100

Isolation

Isolation Test Voltage

1500

Vdc

Resistance

10

GΩ

Capacitance

20

pF

Leakage Current

20

µArms

Switching Frequency

150

kHz

MTTF (Ta = 25

MIL-HDBK-217E

450000

hrs

Weight

20

g

Superworld Electronics (S) Pte Ltd

16 New Industrial Road #06-01 to 08 Hudson TechnoCentre Singapore 536204

Tel : (65) 6298 2866

Fax : (65) 6298 8900

Refer to Medium Power Application Note 1 for additional Performance Curves & Data