LTC4353
工作原理图
13
V
IN1
12
GATE1
11
CPO1
10
OUT1
16
LDO
+
–
14
2.55V
V
FR2
+
–
0.6V
EN2
DISABLE2
SA2
1
CP3
Z
GND
15
* DE包只
裸露
PAD *
17
4
V
IN2
5
GATE2
6
CPO2
7
OUT2
4353 BD
6
–
+
+
–
+
+
–
V
CC
+
V
IN1
EN1
–
CP1
V
IN2
CP2
0.6V
DISABLE1
V
CC
500k
SA1
收费
PUMP1
F = 3MHz的
+
–
V
FR1
+
–
0.7V
GATE1
+
–
ONST1
9
V
IN1
GATE1关闭
V
CC
低
GATE2关闭
0.7V
GATE2
CP4
V
CC
500k
+
–
ONST2
8
收费
PUMP2
F = 3MHz的
V
IN2
–
CP5
4353f
