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参数资料
| 型号： | LA5680T |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PQFP48 |
| 封装： | 7 X 7 MM, TQFP-48 |
| 文件页数： | 2/20页 |
| 文件大小： | 1293K |
| 代理商： | LA5680T |
LA5680T
No.A0373-10/20
Block Diagram and Sample Application Circuit 1
two dry cells (1.5V to 3.2V)
Two dry cells (1.5 to 3.2V)
32
31
23
VCC
SCP
IN1-
FB1
To A
+
-
33
CSOFT1
22
24
1000pF
VO1=1.8V/IO1=100mA
A
B
28
27
21
5.1k
Ω
5
Ω
0.022
μF
1k
Ω 0.047μF
1k
Ω 0.047μF
0.01
μF
29
VREF
STBY
OSC
START-UP
1
μF
36
35
IN2-
FB2
To B
+
-
37
CSOFT2
20
18
VO2=1.5V/IO2=100mA
26
25
19
5.1k
Ω
C
1k
Ω 0.047μF
40
39
IN3-
FB3
To C
+
-
41
CSOFT3
10
VO3=3.3V/
IO3=300mA
To STBY3
17
5.1k
Ω
D
1k
Ω 0.047μF
44
43
IN4-
FB4
To D
+
-
45
CSOFT4
VO4=4V/
IO4=400mA
To STBY4
16
5.1k
Ω
E
1k
Ω 0.047μF
0.1
μF
48
47
IN5-
FB5
To E
+
-
1
CSOFT5
VO5A=15V/
IO5A=15mA
VO5=3.3V/
IO5=140mA
VO5B=-7.5V/
IO5B=10mA
15
5.1k
Ω
F
1k
Ω 0.047μF
4
3
IN6-
FB6
To F
+
-
+
-
+
-
+
-
+
-
+
-
+
-
5
CSOFT6
6
GND
7
CTL
VO6=5V/IO6=100mA
ON/OFF6
VCC
VBIAS1
CAPH1
CAPL1
OUT1
VS
VBIAS2
CAPH2
CAPL2
OUT2
VBIAS3
OUT3
OUT4
OUT5
OUT6
OC
VBATT
To CTL
14
13
8
11
12
9
STBY1
RT
CT1
CT2
30
STBY2
34
STBY3
38
STBY4
42
STBY5
46
STBY6
2
5.1k
Ω
5.6k
Ω 560pF 560pF
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