TDA7266D STMicroelectronics, TDA7266D Datasheet - Page 9

• Manufacturer Part Number: TDA7266D
• Description: IC AMP AUDIO 5W STER POWERSO20
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TDA7266D

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 5W x 2 @ 8 Ohm
• Voltage - Supply: 3.5 V ~ 12 V
• Features: Mute, Short-Circuit and Thermal Protection, Standby
• Mounting Type: Surface Mount
• Package / Case: PowerSO-20 Exposed Bottom Pad
• No. Of Channels: 2
• Output Power: 5W
• Supply Voltage Range: 3.5V To 12V
• Thd + N: 0.05% @ 1W, 8ohm, VCC=9.5V
• Load Impedance: 8ohm
• Operating Temperature Range: 0°C To +70°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-4024-5; Q2035810; TDA7266D

Figure 6. Distortion vs Frequency
Figure 7. Gain vs Frequency
Figure 8. Mute Attenuation vs Vpin.8
Level(dBr)
THD(%)
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
10
0.010
4.0000
3.0000
2.0000
1.0000
0.0
-1.000
-2.000
-3.000
-4.000
-5.000
0
5.0000
0.1
1
10
Attenuation (dB)
1
100
10
1.5
Vcc = 9.5 V
Rl = 8 ohm
2
100
Vcc = 9.5V
Rl = 8 ohm
Pout = 1W
Pout = 100mW
2.5
frequency (Hz)
frequency (Hz)
1k
Vpin.6(V)
3
1k
Pout = 2W
3.5
4
10k
10k
4.5
100k
20k
5
Figure 9. Stand-By attenuation vs Vpin 9
Figure 10. Quiescent Current vs Supply Voltage
Figure 11. Total Power Dissipation & Efficiency
vs Pout
-100
-110
-120
Pd(W)
Pd(W)
-10
-20
-30
-40
-50
-60
-70
-80
-90
10
0
0
6
6
5
5
4
4
3
3
2
2
0
0
70
65
60
55
50
45
40
35
30
1
1
Attenuation (dB)
0
0
3
0.2 0.4 0.6 0.8
Iq (mA)
4
1
1
5
6
2
2
2 X Pout (W)
2 X Pout (W)
Vsupply(V)
1
Vpin.7 (V)
7
1.2 1.4 1.6 1.8
8
3
3
2 Channels
2 Channels
Rl = 8 ohm
Rl = 8 ohm
Vcc= 9.5V
Vcc= 9.5V
9
f=1KHZ
f=1KHZ
10
4
4
11
TDA7266D
2
12
5
5
2.2 2.4
70
70
60
60
50
50
40
40
30
30
20
20
10
10
Eff(%)
Eff(%)
9/13