LTC3261(2012) 查看數據表（PDF） - Linear Technology
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LTC3261 Datasheet PDF : 12 Pages
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LTC3261
TYPICAL APPLICATIONS
High Input Divide by 2 Voltage Divider
C2
1μF
50V
9V TO 32V
C1
4.7μF
50V
C+
VIN
C–
VOUT
EN LTC3261
MODE
RT
GND
3261 TA04
VIN/2
C3
4.7μF
25V
NOTE: MINIMUM LOAD OF
120μA IS REQUIRED TO
ASSURE START-UP
10
Inverting Charge Pump with Bipolar Doubler
D1
1N4148
D2
1N4148
4.5V TO 32V
C1
4.7μF
50V
VIN
C
EN
C–
LTC3261
C2
1μF
50V
C3
1μF
50V
C4
1μF
D4
50V 1N4148
MODE
D3
1N4148
RT
VOUT
GND
3261 TA06
C7
4.7μF
50V
NOTE: I2VINt *–2VINt *OUT < = 100mA
~ 2VIN
C5
4.7μF
100V
~ –2VIN
C6
4.7μF
100V
–VIN
High Voltage to Inverted Low Voltage Charge Pump
4.5V TO 32V
D1
MBR0540
C2
1μF
50V
D2
MBR0540
C3
1μF
50V
C1
4.7μF
VIN
50V
EN
C+
VOUT
LTC3261
D3
MBR0540
C–
MODE
RT
GND
VOUT
C4
4.7μF
50V
VOUT
⎛
– ⎝⎜
VIN –Vf –
|IOUT |
2
tROL
⎞
–Vf ⎠⎟
3261 TA07
3261f
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