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GS-R4840N Datasheet(PDF) 1 Page - STMicroelectronics

Part # GS-R4840N
Description  44W NEGATIVE SWITCHING REGULATOR
PDF  2 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

GS-R4840N Datasheet(HTML) 1 Page - STMicroelectronics

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GS-R4840N
44W NEGATIVE SWITCHING REGULATOR
December 1993
1/2
Type
Vin
Vout
Iout
GS-R4840N
-43 to -60 V
40 V
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 (Tamb.=25
° C unless otherwise specified)
Symbol
Parameter
Test Conditions
Min
Typ
Max
Unit
Vi
Input Voltage
Io = 1.08A
-43
-48
-60
V
Vni
Input noise
(CCITTP53)
Vi = -48V
Io =1A
1mV
li
Input Current
Vi = -48V
Io = 1.08A
-1
A
Vo
Output Voltage
Vi = -43 to -60V
Io = 0 to 1.08A
-38.5
-40.5
-42.5
V
Vor
Output Ripple
Voltage
Vi = -48V
Io = 1.08A
100
mVpp
Vno
Output noise
(CCITTP53)
Vi = -48V
Io =1A
1mV
Iosc
Output Current Limit
Vi = -48V
-1.6
A
fs
Switching Frequency
50
kHz
η
Efficiency
Vi= -48V
Io = 1.08A
93
%
Top
Operating
Temperature Range
0
+70
°C
Tstg
Storage Temperature
Range
-20
+85
°C


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