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參數(shù)資料
| 型號： | ST3M01DTR |
| 廠商： | 意法半導體 |
| 英文描述： | TRIPLE VOLTAGE REGULATOR |
| 中文描述： | 三電壓調(diào)節(jié)器 |
| 文件頁數(shù)： | 1/11頁 |
| 文件大小： | 287K |
| 代理商： | ST3M01DTR |
1/11
November 2000
I
ONLY TWO CELL NEED AS INPUT
THREE REGULATED OUTPUT
1) HIGH EFFICENCY PFM DC/DC
CONVERTER 3.3V AT 200mA (87%
EFFICENCY)
2) VERY LOW NOISE AND VERY LOW
DROP V
REG
(3V AT 20mA)
3) VERY LOW NOISE AAND VERY LOW
DROP V
REG
(1.9V AT 20mA)
LOGIC CONTROLLED ELECTRONIC
SHUTDOWN
LOW BATTERY DETECTOR
VIRTUAL GND PIN
TEMPERATURA RANGE: -40 TO 85°C
I
I
I
I
I
ST3M01
TRIPLE VOLTAGE REGULATOR
SHDN
DC/DC
Linear A
Linear B
IN_Linear
OUT DC/DC
OUT LA
OUT LB
150 μF
1 μF
15 μH
Ref
Vref
Lx
Virtual GND
100 nF
GND_SW
-
+
GND_Signal
IN_SW
Vin
150 μF
1 μF
1 K
LBO
On-Mode
Off-Mode
SCHEMATIC DIAGRAM
SO-14
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