GS-R4840N [STMICROELECTRONICS]
44W NEGATIVE SWITCHING REGULATOR; 44W反向开关稳压器
| 型号： | GS-R4840N |
| 厂家： | 
ST |
| 描述： | 44W NEGATIVE SWITCHING REGULATOR |
| 文件： | 总2页 (文件大小：40K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
GS-R4840N
44W NEGATIVE SWITCHING REGULATOR
Type
V
V
I
out
in
out
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
Input Voltage
Test Conditions
Min
Typ
Max
Unit
I
= 1.08A
V
i
-43
-48
-60
1
V
o
Input noise
(CCITTP53)
V = -48V
i
I
o
= 1A
V
mV
ni
Input Current
V = -48V
i
I
= 1.08A
l
i
-1
A
V
o
Output Voltage
V = -43 to -60V
i
V
o
-38.5 -40.5 -42.5
I
o
= 0 to 1.08A
Output Ripple
Voltage
V = -48V
i
I
= 1.08A
= 1A
V
100 mVpp
o
or
Output noise
(CCITTP53)
V = -48V
i
I
o
V
1
mV
no
Output Current Limit
Switching Frequency
Efficiency
V = -48V
i
I
-1.6
50
A
kHz
%
osc
f
s
= -48V
I
o
= 1.08A
η
V
93
i
Operating
T
0
+70
+85
°C
op
Temperature Range
Storage Temperature
Range
T
stg
-20
°C
December 1993
1/2
GS-R4840N
CONNECTION DIAGRAM AND MECHANICAL DATA
Package H. Dimensions in mm.
Note: Pins 1 and 4 are internally connected
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 notauthorized for use as critical components inlife 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 - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands -
Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A.
2/2
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