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| LTC3834 Datasheet, PDF (25/28 Pages) Linear Technology – 30μA IQ Synchronous Step-Down Controller | |||
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TYPICAL APPLICATIONS
High Efï¬ciency 9.5V, 3A Step-Down Converter
LTC3834
INTVCC
100k
100k
0.01μF
560pF
105k
100pF
39.2k
432k
22pF
CLKOUT
VIN
PLLLPF
RUN
TG
PGOOD
TRACK/SS
ITH
BOOST
SW
LTC3834
SGND
PLLIN/MODE
VFB
SENSEâ
SENSE+
INTVCC
EXTVCC
BG
PGND
CB
0.22μF
DB
CMDSH-3
M1
L1
7.2μH
VIN
CIN 10V TO 36V
10μF
0.015Ω
VOUT
9.5V
3A
COUT
150μF
4.7μF
M2
M1, M2: Si4840DY
L1: CDEP105-7R2M
COUT: SANYO 10TPD150M
3834 TA02
High Efï¬ciency 12V to 1.8V, 2A Step-Down Converter
0.01μF
1000pF
48.7k
100pF
68.1k
84.5k
100pF
CLKOUT
PLLLPF
RUN
PGOOD
TRACK/SS
ITH
VIN
TG
BOOST
SW
LTC3834
SGND
PLLIN/MODE
VFB
SENSEâ
SENSE+
INTVCC
EXTVCC
BG
PGND
M1, M2: Si4840DY
L1: TOKO DS3LC A915AY-3R3M
CB
0.22μF
VIN
CIN 12V
M1
10μF
L1
3.3μH 20mΩ
DB
CMDSH-3
4.7μF
M2
VOUT
1.8V
2A
COUT
100μF
CERAMIC
3834 TA03
3834fb
25
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