SBU120 SERIES

120W Open Frame Switching Power Supplies For I.T.E.

The SBU120 series of compact, open frame constructed, AC/DC

switching mode power supplies provide 120 Watts of continuous

OUTput power . They are ideally suited for use in CRT terminals, disc

drive systems, microprocess or based systems, portable equipments

and many other applications, all models are designed to meet the

safety requirements of UL1950/EN60950 requirements. All units are

100% burned in and tested.

Electrical Characteristics:

Safety Approvals :

CB

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

Internal EMI filter

Single to Triple Output

Input connector mates with Molex housing 09-50-3051 and Molex

2878 series crimp terminal

Output connector mates with Molex housing 09-50-3061 (or 09-50-3081,

or 09-50-3131) and Molex 2878 series crimp terminal

Output Voltage Available From 3 VDC Thru 50 VDC

Input Surge Current, Over Voltage and Over Load protection

Power Factor Correction

Power Fail Detect(Optional)

Class I Insulation

Size: 3"x5"x1.28"

Two Years Warranty

Features:

Description:

C

US

Safety Specifications:

Environmental :

Hr

Relative Humidity

5

95

%

Toper

Operating Temperature

Tstg

Storage Temperature

Pd

0

70

85

-40

Sym.

Parameter

Min. Typ. Max.

Unit

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

Sym.

Parameter

Test Conditions

Min. Typ. Max. Unit

0

Iil

1.7

Irh

Eff

REG-i

REG-o

OVP

OCP

Ttr

Thold

Ts

0.3

1

2

Vp-p

Ilk

Iih

1.0

I rl

0.5

1

Tc

-0.04

0.04

Vin=90 to 264 VAC

Io=Full load, Vin=115VAC

Vin=230VAC

W

V

A

A

A

A

A

Input Voltage

Output Power Range

Efficiency

Line Regulation

Load Regulation

Over Voltage Protection

Transient Response

Hold-Up Time

Safety Ground Leakage Current

Temperature

Coefficient

%

%

S

%

%

%

mA

mS

63

264

90

47

See rating Chart

12

15

26

30

3

0.45

0.4

Low Line Inrush Current

VAC

Hz

5

Vin

Fin

Wo

Vo

Io

120

88

80

70

132

150

110

112

High Line Inrush Current

PFC

Input Frequency

Power Factor Correction

Output Voltage Range

Output Current Range

Input Current (Low Line)

Input Current (High Line)

Io=Full load, Vin=90~260VAC

0.95

0.97

1.0

Io=Full load, Vin=230VAC

Io=Full load, 25 C,Cool start,

Vin=115VAC

Io=Full load, 25 C,Cool start,

Vin=230VAC

Io=Full load, Vin=110VAC

Io=Full load

Over Current Protection

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

Start Up Time

Io=Full load, Vin=100VAC

Ripple & Noise (Peak to Peak) Full load, Vin=90VAC

1

2

%

Io=Full load, Vin=240VAC

See rating Chart

mS

18

16

20

4

Dielectric Withstanding Voltage

for Primary to Ground

EMI requirements for FCC PART-15

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

%/ C

Te s t Conditions

C

C

Io=Full load, Vin=230VAC

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uuaarr

tt g

TTyy

P

vvee

p

p

Product Safety

All output