TDA7492 STMicroelectronics, TDA7492 Datasheet - Page 19

• Manufacturer Part Number: TDA7492
• Description: IC, AMP, AUDIO, CLASS D, 36POWERSO
• Manufacturer: STMicroelectronics

Specifications of TDA7492

• Amplifier Class: D
• No. Of Channels: 2
• Supply Voltage Range: 8V To 26V
• Load Impedance: 8ohm
• Operating Temperature Range: 0°C To +70°C
• Amplifier Case Style: PowerSO
• No. Of Pins: 36
• Svhc: No SVHC
• Output Power: 40W
• Thd + N: 0.1% @ 1W, 8ohm, VCC=25V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7492
Figure 21. THD vs. output (100 Hz)
Figure 22. THD vs. frequency
Figure 23. Frequency response
Test conditions:
Vcc = 20 V,
RL = 4 Ω,
Rosc = 39 kΩ, Cosc = 100 nF,
f = 100 Hz,
Gv = 20 dB,
Tamb = 25r C
Specification limit:
Typical:
Po = 38 W at THD = 1%
Test conditions:
Vcc = 20 V,
RL = 4 Ω,
Rosc = 39 kΩ, Cosc = 100 nF,
f = 1 kHz,
Gv = 20 dB,
0 dB at f = 1 kHz,
Po = 1 W,
Tamb = 25r C
Specification limit:
Typical: THD < 0.4%
Specification limit:
Typical:
Max: +/-3 dB (20 Hz to 20 kHz)
Test conditions:
Vcc = 20 V,
RL = 4 Ω,
Rosc = 39 kΩ, Cosc = 100 nF,
f = 1 kHz,
Gv = 20 dB,
0 dB at f = 1 kHz,
Po = 1 W,
Tamb = 25r C
THD + N
%
THD + N
%
dBrA
Doc ID 14926 Rev 4
+0.75
+0.25
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0.05
0.02
0.01
-0.25
-0.75
-1.25
-1.75
-2.25
-2.75
+0.5
0.5
0.2
0.1
0.5
0.4
0.3
0.2
0.1
-0.5
-1.5
-2.5
10
100m
+1
-0
-1
-2
-3
5
2
1
20
20
200m
50
50
100
100
500m
200
200
1
500
Output power (W)
Frequency (Hz)
500
2
Frequency (Hz)
1k
1k
Characterization curves
2k
5
2k
10
5k
5k
10k
20
10k
20k
20k
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