TDA8568Q NXP Semiconductors, TDA8568Q Datasheet - Page 10

• Manufacturer Part Number: TDA8568Q
• Manufacturer: NXP Semiconductors

Specifications of TDA8568Q

• Operational Class: Class-B
• Audio Amplifier Output Configuration: 4-Channel Stereo
• Output Power (typ): 35x4@4OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.1@4Ohm@1W%
• Single Supply Voltage (typ): 14.4V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Power Dissipation: 60W
• Rail/rail I/o Type: No
• Single Supply Voltage (min): 6V
• Single Supply Voltage (max): 18V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 23
• Package Type: DBSP
• Lead Free Status / Rohs Status: Not Compliant

Philips Semiconductors
TEST AND APPLICATION INFORMATION
1998 Sep 23
handbook, full pagewidth
4
amplifier
Special care must be taken in the PCB-layout to separate pin 9 from the pins 10, 11 13 and 14 to minimize the crosstalk between the clip output
and the inputs.
To avoid switch-on plops, it is advised to keep the amplifier in the mute mode during a period of
10, 11, 13 and 14).
25 W BTL quad car radio power
input 1
input 2
input 3
input 4
470 nF
470 nF
470 nF
470 nF
SGND
IN1
IN2
IN3
IN4
10
11
12
13
14
MODE
15
TDA8568Q
30 k
30 k
30 k
30 k
Fig.7 Application circuit diagram.
V P1
1
3
PGND1
8
6
V P2
PGND2
V P
10
power ground (substrate)
DIAGNOSTIC
16
18
V P3
PGND3
V ref
V ref
V P4
23
21
PGND4
17
19
22
20
2
4
7
5
9
150 ms (charging the input capacitors at pin
OUT1
OUT1
OUT2
OUT2
OUT3
OUT3
OUT4
OUT4
V DIAG
MGG161
100 nF
10 k
R L = 4
R L = 4
R L = 4
R L = 4
V P
2200 F
diagnostic
output
14.4 V
Product specification
TDA8568Q