cs4412 Cirrus Logic, Inc., cs4412 Datasheet - Page 11

• Manufacturer Part Number: cs4412
• Description: 30 W Quad Half-bridge Digital Amplifier Power Stage Logic
• Manufacturer: Cirrus Logic, Inc.

DS749A1
+3.3 V or +5.0 V
Hardware
Settings
System
Control
Control
VD
Logic
PWM1+
PWM2+
PWM3+
PWM4+
10 µF
10 µF
16.2 kΩ
0.1 µF
0.1 µF
10 µF
0.1 µF
43
44
42
41
46
45
5
6
1
2
3
9
8
11
4
7
13
21
Figure 3. 4-Channel Half-Bridge Typical Connection Diagram
IN2
CNFG0
CNFG1
CNFG2
LVD
RAMP
ERROC12
ERROC34
ERRUVTE
TWR
RST12
RST34
IN1
IN3
IN4
VD_REG
VA_REG
OCREF
22
12
470 µF 470 µF
23
27
28
25
CS4412
33
0.1 µF
34
30
0.1 µF
37
38
31
0.1 µF
39
RAMP_CAP
36
40
OUT1
OUT3
OUT4
OUT2
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
0.1 µF
10
14
15
16
17
18
19
20
47
24
35
29
26
48
32
470 µF 470 µF
Output
Output
Output
Output
Filter
Filter
Filter
Filter
390 pF
+9 V to +18 V
CS4412
11