Sym.

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Vin

Input Voltage

Operating Voltage

90

264

VAC

Fin

Input Frequency

47

63

Hz

Wo

Output Power Range

Vin=90 to 264VAC

0

50

W

Vo

Output Voltage Range

See rating chart

V

Io

Output Current Range

See rating chart

A

Iil

Input Current (Low Line)

Io=Full load, Vin=115VAC

1.35

A

Iih

Input Current (High Line)

Io=Full load, Vin=230VAC

0.7

A

Irl

Low Line Inrush Current

Io=Full load, 25

°c, Cool start,

Vin=115VAC

12

15

A

Irh

High Line Inrush Current

Io=Full load, 25

°c, Cool start,

Vin=230VAC

26

30

A

Eff

Efficiency

Io=Full Load, Vin=230VAC

75

83

88

%

REG-i

Line Regulation

Io=Full Load

0.5

1

%

REG-o

Load Regulation

Vin=230VAC

3

7

%

OVP

Over Voltage Protection

112

132

%

OCP

Over Current Protection

110

150

%

Ttr

Transient Response

Io=Full Load to Half Load, Vin=100VAC

4

mS

Thold

Hold-Up Time

Io=Full Load, Vin=110VAC

16

mS

Ts

Start Up Time

Io=Full Load, Vin=100VAC

0.3

1

2

S

Vrn

Ripple & Noise (Pea k to Peak)

Full Load, Vin=90VAC

1

2

%

Ilk

Safety Ground Leakage Current

Io=Full Load, Vin=240VAC

0.5

0.75

mA

Tc

Temperature Coefficient

All output

-0.04

0.04

%/

°c

SPU45 SERIES

50W Desk Top Switching Power Supplies For I.T.E.

Description:

Wide Input Voltage 90 to 264 VAC,47 to 63 Hz

IEC-320-C14 Input Inlet

Single to Triple Output

Output Voltage Available From 2VDC Thru 50VDC

Optional Output Connector (See appendix)

Input Surge Current, Over Voltage And Over Load protection

Splash proof

Class I Insulation

Two Years Warranty

Safety Approvals :

Electrical Characteristics:

Safety Specifications:

CB

Environmental :

Product Safety

Features:

The SPU45 series of AC/DC switching mode power supplies

provide 50 Watts of continuous output power. All supplies are

UL 94V-1 min compliant, include IEC-320-C14 input for

worldwide applications. All models meet FCC Part-15 class B

and CISPR-22 class B emission Limits and are designed to

comply with UL/c-UL(UL 60950-1), TUV/GS(EN 60950) and

new CE requirements. All units are 100% burned in and tested.

S&E

Relative Humidity

5

95

%

Operating Temperature

Storage Temperature

0

70

85

-40

Toper

Hr

Tstg

Pd

Sym.

Parameter

Min. Typ. Max.

Unit

Derate linearly from 100% load at 40 C to 50% load at 70 C

Te s t Conditions

C

C

Parameter

Te s t Conditions

Min. Typ. Max.

Unit

Dielectric Withstanding Voltage

for Primary to secondary

Primary to secondary

4242

VDC

Primary to ground

2121

Test Voltage=500VDC

50

M

Vin=220VAC

B

CLASS

Sym.

Vps

Vpg

Ri

CISPR

FCC

Isolation Resistance

EMI requirements for CISPR-22

Vin=110VAC

VDC

B

CLASS

Dielectric Withstanding Voltage

for Primary to Ground

EMI requirements for FCC PART-15