TDA7264 STMicroelectronics, TDA7264 Datasheet - Page 10

• Manufacturer Part Number: TDA7264
• Description: IC AMP AUDIO PWR 25W MULTIWATT8
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TDA7264

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 25W x 2 @ 4 Ohm
• Voltage - Supply: ±5 V ~ 22.5 V
• Features: Depop, Mute, Short-Circuit and Thermal Protection, Standby
• Mounting Type: Through Hole
• Package / Case: Multiwatt-8 (Straight Leads)
• Amplifier Class: AB
• No. Of Channels: 2
• Output Power: 25W
• Supply Voltage Range: ± 5V To ± 22.5V
• Thd + N: 0.03% @ 1W, 8ohm, VS=± 20V
• Load Impedance: 8ohm
• Operating Temperature Range: 0°C To +70°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-3959-5

Applications information
10/14
Table 6.
Component
R1
R2
R3
R4
R5, R6
C1, C2
C3
C4, C6
C5, C7
C8, C9
Dz
Q1
Recommended component values for demo board
10 kΩ
15 kΩ
18 kΩ
15 kΩ
4.7 Ω
1 µF
1 µF
1000 µF
0.1 µF
0.1 µF
5.1 V
BC107
Recommended
value
Mute circuit
Mute circuit
Mute circuit
Mute circuit
Frequency stability
Input AC coupling
Standby/mute time
constant
Supply voltage
decoupling
Supply voltage
decoupling
Frequency stability
Mute circuit
Mute circuit
Doc ID 1477 Rev 6
Purpose
Decrease in DZ
biasing current
V
downwards
V
upwards
V
upwards
Danger of oscillation
-
Longer on/off time
-
-
-
-
-
PIN4
PIN4
PIN4
recommended
Larger than
shifted
shifted
shifted
value
-
V
upwards
V
downwards
V
downwards
Danger of oscillation
Higher low-
frequency cutoff
Shorter on/off time
Danger of oscillation
Danger of oscillation
-
-
-
PIN4
PIN4
PIN4
recommended
Smaller than
shifted
shifted
shifted
value
TDA7264