Datasheet

LTC3833
30
3833f
TYPICAL APPLICATIONS
5V, 8A, 200kHz High Efficient Step-Down Converter
V
IN
V
OUT
PGOOD
RUN
V
RNG
SENSE
–
SENSE
+
R
PGD
100k
INTV
CC
R
ITH
86.6k
R
T
205k
R
VIN
2.2Ω
R
DCR
5.9k
R
B
10Ω
LTC3833
C
OUT1
330µF
6.3V
×2
MT
MB
C
IN1
: NICHICON UCJ1H101MCL1GS
C
OUT1
: SANYO 6TPE330MIL
D
B
: DIODES INC. SDM10K45
L1: COOPER HC2LP-6R0
MB: INFINEON BSC035N04LS
MT: INFINEON BSC035N04LS
C
OUT2
100µF
×2
R
FB2
147k
R
FB1
20k
L1
6µH
TG
D
B
C
SS
0.1µF
C
ITH1
220pF
C
VIN
0.1µF
3833 TA02
V
IN
7V TO 38V
V
OUT
5V
8A
C
DCR
0.22µF
C
B
0.1µF
C
VCC
4.7µF
TRACK/SS
ITH
RT
MODE/PLLIN
EXTV
CC
SGND
BOOST
SW
INTV
CC
INTV
CC
BG
PGND
V
OSNS
+
V
OSNS
–
C
IN2
10µF
×3
C
IN1
100µF
50V
+
+
Efficiency
LOAD CURRENT (A)
0.1
70
EFFICIENCY (%)
90
95
100
1 10
3833 TA02b
85
80
75
V
IN
= 12V
V
OUT
= 5V
PULSE-SKIPPING
MODE
FORCED
CONTINUOUS
MODE