參數(shù)資料
型號: SPX2954AU5-5.0
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?。?/td> 178K
代理商: SPX2954AU5-5.0
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
相關(guān)PDF資料
PDF描述
SPX2954M3-3.3 250 mA Low Drop Out Voltage Regulator
SPX2954M3-5.0 250 mA Low Drop Out Voltage Regulator
SPX2954T3-3.3 250 mA Low Drop Out Voltage Regulator
SPX2954T3-5.0 250 mA Low Drop Out Voltage Regulator
SPX2954U3-3.3 250 mA Low Drop Out Voltage Regulator
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SPX2954M3-3.3 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:250 mA Low Drop Out Voltage Regulator
SPX2954M3-3-3 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:250mA Low Dropout Voltage Regulator
SPX2954M3-5.0 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:250mA Low Dropout Voltage Regulator
SPX2954M3-5-0 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:250mA Low Dropout Voltage Regulator
SPX2954M3-L-3-3 功能描述:低壓差穩(wěn)壓器 - LDO 250mA LOW DROPOUT RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20