Specifications

Circuit Descriptions, Abbreviation List, and IC Data Sheets
EN 92 LC8.1U LA9.
9.11.2 Diagram B3, Type TDA8932BT (IC7301), Class-D Audio Amplifier
Figure 9-13 Internal block diagram and pin configuration
Block Diagram
Pin Configuration
G_16860_045.eps
300107
2
81301
28
29
27
3
12
TDA8932
OSCILLATOR
26
BOOT1
V
DDP1
OUT1
V
SSP1
PWM
MODULATOR
DRIVER
HIGH
DRIVER
LOW
CTRL
MANAGER
CTRL
PWM
MODULATOR
PROTECTIONS:
OVP, OCP, OTP,
UVP, TF, WP
STABILIZER 11 V
STABILIZER 11 V
REGULATOR 5 V
MODE
V
DDA
15
14
IN1P
VOICSOFERCSO
DDA
V
SSD
IN1N
INREF
IN2P
IN2N
6
POWERUP
4
DIAG
7
CGND
21
20
22
23
BOOT2
V
DDP2
OUT2
25
STAB1
24
STAB2
18
11
DREF
HVPREF
30
HVP1
19
HVP2
V
SSP2
DRIVER
HIGH
DRIVER
LOW
V
DDA
V
SSP1
V
SSP2
V
SSD
V
DDA
V
SSA
HALF SUPPLY VOLTAGE
5
ENGAGE
13
9
TEST
V
SSA
1, 16, 17, 32
V
SSD(HW)
TDA8932T
V
SSD(HW)
V
SSD(HW)
OICSOP1NI
1PVHN1NI
VGAID
DDP1
1TOOBEGAGNE
1TUOPUREWOP
VDNGC
SSP1
V
DDA
STAB1
V
SSA
STAB2
OSCREF
V
SSP2
2TUOFERPVH
2TOOBFERNI
VTSET
DDP2
2PVHN2NI
FERDP2NI
V
SSD(HW)
V
SSD(HW)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
17
20
19
22
21
24
23
26
25
32
31
30
29
28
27