Datasheet

20
LTC3830/LTC3830-1
3830fa
APPLICATIO S I FOR ATIO
WUUU
+
G1
I
MAX
I
FB
G2
PGND
GND
SENSE
+
FB
V
CC
SS
FREQSET
SHDN
COMP
PV
CC2
MBR0530T1
5V
5k
1k
100Ω
0.1µF
0.1µF
L
O
2.5µH
Q2
C
IN
: SANYO 6TPB330M
C
OUT
: SANYO 4TPB470M
L
O
: SUMIDA CDEP105-2R5
Q1, Q2: VISHAY Si7892DP
C
OUT
470µF
×3
3.3V
10A
Q1
LTC3830
1µF
SHUTDOWN
NC
+
4.7µF
PV
CC1
SENSE
–
+
C
IN
330µF
×2
+
0.1µF
C1
33pF
0.01µF
C
C
0.01µF
R
C
18k
LOAD CURRENT (A)
0
0
POWER LOSS (W)
EFFICIENCY (%)
3.0
2.5
2.0
1.5
1.0
0.5
40
60
70
80
50
90
100
86421210
3830 F012
V
IN
= 5V
V
OUT
= 3.3V
Figure 12. 5V to 3.3V, 10A Application