GS1T5-5
1W DC-DC CONVERTER
June 1994
1/2
Type
V
i
V
o
I
o
GS1T5-5
5 V
5 V
250 mA
DESCRIPTION
The GS1T5-5 is a 1W DC-DC converter designed
to provide an isolated 5V/250mA power source.
The module operates from a 5V input source and it
offers 2500V
DC
isolation.
ELECTRICAL CHARACTERISTICS (T
amb.
= 25
C unless otherwise specified)
Symbol
Parameter
Test Conditions
Min
Typ
Max
Unit
Vi
Input Voltage
Vo = 5V
Io = 0 to 250mA
4.50
5
5.50
V
Iir
Input Reflected
Current
Vi = 5V
Io = 0 to 250mA
Vo = 5V
15
30
mApp
Vo
Output Voltage
Vi = 4.5 to 5.5V
Io = 0 to 250mA
4.75
5
5.25
V
Io
Output Current
*
Vi = 4.5 to 5.5V
Vo = 5V
0
250
mA
V
OL
Line Regulation
Vi = 4.5 to 5.5V Io = 250mA
5
mV
V
OO
Load Regulation
Vi = 5V
Io = 20 to 250mA
5
mV
Vor
Output Ripple
Voltage
Vi = 5V
Io = 40 to 250mA
Vo = 5V
60
80
mVpp
Vis
Isolation Voltage
Input to Output
2500
VDC
Efficiency
Vi = 5V
Io = 250mA
Vo = 5V
70
73
%
Top
Operating Ambient
Temperature Range
25
+75
C
Tstg
Storage Temperature
Range
40
+85
C
*
Note: when output current is less than 20mA, output ripple voltage increases due to discontinuous operation.
2/2
Package B. Dimensions in mm (inches)
CONNECTION DIAGRAM AND MECHANICAL DATA
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility for the
consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No
license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics. Specification mentioned
in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied.
SGS-THOMSON Microelectronics products are not authorized for use as critical components in life support devices or systems without express
written approval of SGS-THOMSON Microelectronics.
1994 SGS-THOMSON Microelectronics All Rights Reserved
SGS-THOMSON Microelectronics GROUP OF COMPANIES
Australia - Brazil - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands -
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GS1T5-5
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