SPX2950 데이터 시트보기 (PDF) - Signal Processing Technologies
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SPX2950 Datasheet PDF : 12 Pages
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SPX2950/SPX2951
TYPICAL APPLICATIONS (Continued)
+
120KΩ .. 1.5K Ω ..
6V
SEALED
LEAD-
FB
SPX385
ACID
BATTERY
SOURCE
FOR 5.5 V
400KΩ ..
100KΩ ..
1N457
3
SD
8
+V IN
1
V OUT
SPX2951
SENSE
2
GND
4
MAIN V-
+
1uF
MEMORY V+
20KΩ ..
NI-CAD
BACKUP
BATTERY
Low Battery Disconnect
39kΩ
-
C4
+
RESET
8
5
+V IN
ERROR
2
SENSE
1
V OUT
3 SD
SPX2951
7
FB
39kΩ
GND
TAP
4
6
+V OUT = 5V
+ 1µF
1% 100kΩ
6V
LEAD-
ACID
1%
BATTERY
1kΩ
-
C1
+
-
C2
+
1% 1kΩ
-
C3
+
10kΩ
R3
1%
20kΩ
100kΩ
100kΩ
<5.8V**
100kΩ
<6.0V**
<6.2V**
*OPTIONAL LATCH OFF WHEN DROPOUT OCCURS.
ADJUST R3 FOR C2 SWITCHING VIN IS 6.0V.
**OUTPUTS GO LOW WHEN VIN DROPS BELOW
DESIGNATED THRESHOLDS.
Regulator with State-of-Charge Indicator
Rev. 10/30/00
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