KS-F525
1-18
HA13158A (IC941) : Power amp
1. Pin layout
2. Block diagram
IN1
IN2
IN3
IN4
STBY
2
1
11
13
23
10
TAB
PROTECTOR (ASO
SURGE, TSD)
INPUTBUFFER1
INPUTBUFFER2
INPUTBUFFER3
INPUTBUFFER4
AMP1
AMP2
AMP3
AMP4
MUTE
PVCC1
PVCC2
INVCC
+
-
+
-
+
-
+
-
12 22
14 18 6
3
4
5
7
8
9
15
16
17
19
20
21
1 ~ 23
1
2
3
4
5
6
7
8
9
10
GND OUT1 P1
VZ
IN1
IN2
VCC1 VCC2 P2
OUT2
Input
Output
Mode
IN1
IN2
OUT1
OUT2
Brake
0
0
0
0
1
0
1
0
0
1
0
1
1
1
0
0
CLOCKWISE
COUNTER-CLOCKWISE
Brake
LB1641 (IC402) : DC motor driver
2. Pin function
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299