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參數(shù)資料
| 型號： | SPX2954AT3-3.3 |
| 英文描述： | 250 mA Low Drop Out Voltage Regulator |
| 中文描述： | 250毫安低壓差穩(wěn)壓器 |
| 文件頁數(shù)： | 10/17頁 |
| 文件大小： | 178K |
| 代理商： | SPX2954AT3-3.3 |
Rev. 3/6/03
SP2954 250mA Low Dropout Voltage Regulator
10
Copyright 2003 Sipex Corporation
APPLICATIONS HINTS
100k
SENSE
SD
V
OUT
GND
+V
IN
3
8
1
1
μ
F
+
4
400
k
120k
1.5k
6V
LEAD-
ACID
SOURCE
FB
FOR 5.5 V
+
1N457
2
20k
NI-CAD
BACKUP
BATTERY
MEMORY V+
MAIN V+
SPX385
SPX2954
Figure 4. Low Battery Disconnect
Figure 5. Regulator with State of Charge Indicator
GND
4
3
5
8
2
1
7
6
SD
TAP
FB
IN
ERROR
SENSE
V
OUT
_+V
RESET
100k
1k
100k
10k
20k
1k
39k
39k
C3
C1
C2
+
C4
1%
1%
1%
1%
6V
LEAD-
ACID
BATTERY
R
3
<6.2V**
<5.8V**
<6.0V**
-
+
+
+
-
-
-
+V
OUT
= 5V
1uF
+
* OPTIONAL LATCH OFF WHEN DROPOUT OCCURS. ADJUST R3 FOR C2 SWITCHING WHEN
V
IN
IS 6.0V
* OUTPUTS GO LOW WHEN V
IN
DROPS BELOW DESGNATED THRESHHOLDS
SPX2954
100k
100k
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SPX2954AT3-5.0 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:250 mA Low Drop Out Voltage Regulator |
| SPX2954AT-5.0 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:250mA Low Dropout Voltage Regulator |
| SPX2954AT-5-0 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:250mA Low Dropout Voltage Regulator |
| SPX2954AT5-3.3 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:250 mA Low Drop Out Voltage Regulator |
| SPX2954AT5-5.0 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:250 mA Low Drop Out Voltage Regulator |
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