LT3570 Просмотр технического описания (PDF) - Linear Technology
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LT3570 Datasheet PDF : 20 Pages
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LT3570
TYPICAL APPLICATION
PDA Core
VIN
4V TO 12V
VOUT1
15V
200mA
C9
10μF
SHDN1
SHDN2
SHDN3
L1
D1 12μH
R1
C1
191k
10μF
R2
10.7k
C4
10nF
R7
25k
C6
1nF
VIN1 VIN2 VIN3 BIAS
SHDN1
SHDN2
SHDN3
BOOST
SW2
SW1
FB2
SS2
VC2
FB1 LT3570
SS1
VC1
NPN_DRV
RT SYNC
R9
20k
FB3
GND
D3
C8
100nF
D2
L2
8.2μH
R8
C5
25k
10nF
C7
1nF
R3
34k
C2
22μF
R4
10.7k
VOUT2
3.3V
500mA
Q1
R5
13.7k
R6
10.7k
VOUT3
1.8V
500mA
C3
4.7μF
3570 TA04
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ThinSOT is a trademark of Linear Technology Corporation.
20 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
3570fb
LT 0309 REV B • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2008
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