LT3694/LT3694-1
典型应用
宽输入范围（ 6.3V至36V ）的5V，3.3V ， 2.5V有了独立于LDO的开/关控制
V
IN
6.3V至36V
瞬态70V
启用
10F
EN / UVLO
TRK/SS1
V
IN
BIAS
BST
0.22μF 5.4μH
SW
B340A
DA
FB1
1000pF
10.2k
22F
57.6k
OUT1
5V
1.7A
ENLD02
ENLD03
1nF
1nF
1nF
TRK/SS2
TRK/SS3
OUT1
OUT2
2.5V
450mA
0.1
ZXTN25020DG
24.9k
LIM2
DRV2
LT3694
V
C1
LIM3
20k
0.1
OUT1
OUT3
3.3V
450mA
2.2F
DRV3
FB2
ZXTN25020DG
10.7k
66.5k
SYNC
PGOOD
RT
SYNC
GND
36941 TA03
34k
FB3
10k
2.2F
CLKIN
f
SW
= 800kHz的
36941fb
23
