GS-R4840N
44W NEGATIVE SWITCHING REGULATOR
Type
GS-R4840N
V
in
-43 to -60 V
V
out
40 V
I
out
1,08 A
DESCRIPTION
The GS-R4840N is a negative input, negative out-
put switching voltage regulator that can provide up
to 44W output power without input to output isola-
tion.
ELECTRICAL CHARACTERISTICS
(T
amb.
= 25掳 C unless otherwise specified)
Symbol
Vi
Vni
li
Vo
Vor
Vno
Iosc
fs
畏
Top
Tstg
Parameter
Input Voltage
Input noise
(CCITTP53)
Input Current
Output Voltage
Output Ripple
Voltage
Output noise
(CCITTP53)
Output Current Limit
Switching Frequency
Efficiency
Operating
Temperature Range
Storage Temperature
Range
Vi= -48V
Io = 1.08A
0
-20
Io = 1.08A
Vi = -48V
Vi = -48V
Io = 1A
Io = 1.08A
-38.5
-40.5
Test Conditions
Min
-43
Typ
-48
Max
-60
1
-1
-42.5
100
1
-1.6
50
93
+70
+85
Unit
V
mV
A
V
mVpp
mV
A
kHz
%
掳C
掳C
Vi = -43 to -60V
Io = 0 to 1.08A
Vi = -48V
Vi = -48V
Vi = -48V
Io = 1.08A
Io = 1A
December 1993
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