cs4412a Cirrus Logic, Inc., cs4412a Datasheet - Page 12

• Manufacturer Part Number: cs4412a
• Description: 30w Quad Half-bridge Digital Amplifier Power Stage
• Manufacturer: Cirrus Logic, Inc.

12
See
GND if VD = 3.3 V
Connect LVD to :
+3.3 V or +5.0 V
VD if VD = 5 V
System
Control
for details.
Logic
Section 5.1.1
VD
PWM
10 µF
VD
16.2 k
0.1 µF
Ω
10 µF
0.1 µF
45
43
44
42
41
46
11
21
4
5
6
7
1
2
3
9
8
Thermal Pad
IN2
CNFG0
CNFG1
CNFG2
LVD
RAMP
ERROC12
ERROC34
ERRUVTE
TWR
RST12
RST34
VD_REG
IN1
IN3
IN4
OCREF
22
Figure 4. Parallel Full-Bridge Typical Connection Diagram
12
23
27
470 µF
28
25
CS4412A
33
0.1 µF
34
30
0.1 µF
37
38
31
0.1 µF
39
RAMP_CAP
36
40
OUT3
OUT4
OUT1
OUT2
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
0.1 µF
24
35
32
29
26
10
13
14
15
16
17
18
19
20
47
48
470 µF
See
*
Output Filter
Full-Bridge
can be omitted and RAMP_CAP can
* Since ramping is disabled for full-
bridge applications, this capacitor
Figure
See
be connected directly to VP.
+8 V to +18 V
Section 4.2.1
6.
for details.
CS4412A
DS786A2
Output
Audio