GS-R28.0BE
BATTERY ELIMINATOR
June 1994
1/3
Type
V
i
V
o
I
o
GS-R28.0BE
10,5 to 16 V
7,5 V
750 mA
DESCRIPTION
The GS-R28.0BE is a switch mode constant volt-
age BATTERY ELIMINATOR that can deliver an
output voltage of 7.5 V at 0,75 A of DC output
current (Peak output current = 1.8 Ap).
Two versions of the INPUT PLUG ADAPTOR are
available:
WASHER TIP VERSION:
GS-R28.0BE-E (Ordering Number)
SPRING-LOADED TIP VERSION:
GS-R28.0BE-A (Ordering Number)
(See page 2 for mechanical data)
ELECTRICAL CHARACTERISTICS (T
amb
= 25
C unless otherwise specified)
Symbol
Parameter
Test Conditions
Min
Typ
Max
Unit
Vi
Input Voltage
Vo = 7 to 8V
10.5
16
V
liq
Input Quiescent
Current
Vin = 13.2V Io = 0A
20
30
mA
Vo
Output Voltage
Vi = 10.5 to 16V Io = 0 to 1.8Ap
7.0
7.5
8.0
V
Io
Output Current
Continuous output current
Vi = 10.5 to 16V Vo = 7.5V
750
mA
Iop
Peak Output Current
Duration: 0.6 ms every 4.8 ms
Vi = 10.5 to 16V Vo = 7.5V
1.8
Ap
Vor
Output Ripple Voltage
Vi = 10.5 to 16V Vo = 7.5V
Io = 750 mA
100
mVpp
Efficiency
Vi = 13.2V Io = 750 mA
70
%
fs
Switching Frequency
Vin = 10.5 to 16V
Io = 0A to 1.8 Ap
100
kHz
Top
Operating Ambient
Temperature Range
20
+60
C
Tstg
Storage Temperature
Range
25
+85
C
2/3
38 (1.50)
90 (3.54)
52 (2.05)
15 (0.59)
8 (0.31)
6 (0.24)
23 (0.91)
20 (0.79)
5 (0.20)
15 (0.59)
31 (1.22)
103 (4.06)
15 (0.59)
8 (0.31)
6 (0.24)
SM 1.5 x 45
(0.07 x 45)
20
(0.79)
5 (0.20)
23 (0.91)
Washer Tip Version
Spring-Loaded Tip Version
12.5
(0.49)
24
(0.94)
23 (0.91)
5 (0.19)
1.5 (0.06)
1 (0.04)
23 (0.95)
20
(0.79)
18
(0.71)
Red (+ Vout)
Black (- Vout)
Coiled cable (both versions)
24
(0.94)
52 (2.05)
4 (0.16)
13.5
(0.53)
28
(1.10)
28
(1.10)
100 (3.94)
approx. 230 (9.06)
Total cable length
(extension max):
2000 (78.7)
European View
Output connector to be defined according to customer specifications
Dimensions in mm (inches).
CONNECTION DIAGRAM AND MECHANICAL DATA
GS-R28.0BE
3/3
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
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Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A.
GS-R28.0BE
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