lt3470its8-trpbf Linear Technology Corporation, lt3470its8-trpbf Datasheet - Page 17

• Manufacturer Part Number: lt3470its8-trpbf
• Description: Micropower Buck Regulator With Integrated Boost And Catch Diodes
• Manufacturer: Linear Technology Corporation

TYPICAL APPLICATIO S
15V TO 34V
4V TO 23V
V
V
IN
U
IN
C1: TDK C3216JB1H105M
C2: TDK C3216JB1C106M
L1: MURATA LQH32CN150K53
C1: TDK C3216JB1H105M
C2: TDK C2012JB0J226M
L1: MURATA LQH32CN150K53
OFF ON
OFF ON
C1
1µF
C1
1µF
1.8V Step-Down Converter
12V Step-Down Converter
SHDN
BIAS
SHDN
V
V
IN
IN
LT3470
LT3470
GND
GND
BOOST
BOOST
BIAS
SW
SW
FB
FB
C3
0.22µF, 25V
22µH
C3
0.22µF, 16V
33µH
22pF
L1
L1
22pF
R1
147k
R2
332k
R1
866k
R2
100k
3470 TA05
3470 TA06
C2
22µF
C2
10µF
V
1.8V
200mA
V
12V
200mA
OUT
OUT
LT3470
17
3470fc