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參數資料
| 型號： | LPR30N |
| 廠商： | 意法半導體 |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | LOW DROP VOLTAGE REGULATOR DRIVE FOR EXTERNAL N-CHANNEL POWER MOSFET |
| 中文描述： | 低壓差穩壓器驅動外部N溝道功率MOSFET |
| 文件頁數： | 1/10頁 |
| 文件大小： | 94K |
| 代理商： | LPR30N |
LPR30
LOW DROP VOLTAGE REGULATOR DRIVE
FOR EXTERNAL N-CHANNEL POWER MOSFET
May 2000
I
VERYLOW DROPOUT POWERMOSFET
DRIVER
I
HIGH PRECISIONVref= 2.5V(
±
2%)
I
VERYLOW CURRENT DRAIN (TYP. 2mA)
I
REFERENCE OUTPUT CURRENT UP TO
20mA
I
OPERATINGSUPPLYVOLTAGEFROM 5V
TO30V
I
MAXIMUM INPUTVOLTAGEON-GATEPIN
(N. 8) UP TO 60V
I
INTERNALCURRENT LIMITOPERATIONAL
AMPLIFIEROFFSETTRIMMED AT
50mV
±
10mV
I
NOCAPACITOR IS NEEDED FOR STABILITY
OFREFERENCE OUTPUT
I
TEMPERATURERANGE0
o
C TO70
o
C
APPLICATION
I
ULTRAHIGH CURRENT ULTRA LOW
DROPOUTVOLTAGEREGULATOR
I
CONSTANT HIGHCURRENT SOURCE
BLOCKDIAGRAM
DIP-8
SO-8
I
LOWPARTSCOUNT 5V TO3.3V
COMPUTER SUPPLY
I
LOWNOISE/LOWDROP SMPS POST
REGULATOR
DESCRIPTION
The LPR30 is a very Low Dropout Regulator
Controller in a single IC solution for very high
current low dropout linear voltgage regulator. It
uses an external N-CHANNEL POWER MOSFET
as the linear pass element. The LPR30 features a
dropout voltage as low as the R
DS(on)
of the
1/10
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