TDA8931T/N1,112 NXP Semiconductors, TDA8931T/N1,112 Datasheet - Page 15

• Manufacturer Part Number: TDA8931T/N1,112
• Description: IC AMP/COMPARATOR 22W D 20SOIC
• Manufacturer: NXP Semiconductors
• Type: Class Dr

Specifications of TDA8931T/N1,112

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 22W x 1 @ 4 Ohm
• Voltage - Supply: 12 V ~ 35 V, ±6 V ~ 17.5 V
• Features: Depop, Short-Circuit and Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 568-3609-5; 935276045112; TDA8931T

Fig 5. Typical application diagram with TDA8931 supplied from an asymmetrical supply
(1) Optional feed forward network to improve SVRR.
(2) Standby mode: S1 = closed; Operating mode: S1 = open.
(3) The low frequency gain is determined by the capacitor in series with the speaker. The cut-off frequency with a 4
IN
C6
47 F
(25 V)
V
220 nF
PA
C11
47 k
R12
R13 15 k
R9
2.2 nF
2.2 nF
2.2 nF
2.2 k
S1
47 k
1 k
47 k
C3
R4
C4
C7
R5
R6
(2)
POWERUP
CGND
R3
3.9 k
DIAG
OVP
INN
INP
EN
R11 (1)
470 k
3
4
6
7
8
12
9
2 15
15 nF
C17
6.8 k
TDA8931
V
R2
PA
5
U1
1 10 11 20
V
18
P
100 nF
C5
17
16
13
19
14
BOOT
OUT
HVP
HVPI
STABI
C16
220 nF
C12
15 nF
R8
2.2 k
C9
2.2 F
R7
10
22 H
GND
L1
V
P
V
R10
22
C13
100 nF
P
C8
220 pF
C10
220 pF
10
R1
speaker and C15 = 1000 F is 40 Hz.
C14
680 nF
C2
100 nF
001aab812
C15 (3)
1000 F
(35 V)
C1
470 F
(35 V)
OUT
V
V
P
PA