LT3694/LT3694-1
典型应用
宽输入电压范围（ 6V至36V ）为1.8V ， 2.5V和3.3V
V
IN
6V至36V
瞬态70V
UVLO 5.8V
OUT2
V
IN
BIAS
BST
SW
B340A
DA
FB1
LT3694
LIM2
ZXTN25020DG
OUT2
3.3V
2.2F
DRV2
LIM3
DRV3
34k
FB2
10k
90.2k
PGOOD
RT
FB3
10.7k
SYNC GND
36941 TA04
22F
26.7k
100k
EN / UVLO
TRK/SS1
4.7nF
TRK/SS2
TRK/SS3
0.22F
3.3H
OUT1
1.8V
2.6A
14k
V
C1
25.5k
470pF
10k
47F
OUT2
V
IN
ZXTN25020DG
OUT3
2.5V
2.2F
24.9k
f
SW
= 500kHz的
电流能力LDO输出受限于NPN旁路晶体管的功耗
36941fb
24
