TDA7492P STMicroelectronics, TDA7492P Datasheet - Page 10

• Manufacturer Part Number: TDA7492P
• Description: IC, AMP, AUDIO, CLASS D, 36POWERSO
• Manufacturer: STMicroelectronics

Specifications of TDA7492P

• 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: 25W
• Thd + N: 0.1% @ 1W, 8ohm, VCC=20V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Characterization curves
4
4.1
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Characterization curves
The following characterizations were made using the SZ-LAB-TDA7492P demo board. The
LC filter for the 6 Ω load used 22 µH and 220 nF components, whilst that for the 8 Ω load
used 33 µH and 220 nF.
Characterizations for 6 Ω loads with 18 V
Figure 3.
Figure 4.
Test conditions:
Vcc = 8 to 18 V,
RL = 6 Ω,
Rosc = 39 kΩ, Cosc = 100 nF,
f = 1 kHz,
Gv = 30 dB,
Tamb = 25r C
Specification limit:
Typical:
Vcc =18 V, RL = 6 Ω
Po = 25 W @THD = 10%
Po = 20 W @THD = 1%
Test conditions:
Vcc = 18 V,
RL = 6 Ω,
Rosc = 39 kΩ, Cosc = 100 nF,
f = 1 kHz,
Gv = 30 dB,
Tamb = 25r C
Specification limit:
Typical:
Po = 25 W @THD = 10%
Output power vs supply voltage
THD at 1 kHz vs output power
Doc ID 15068 Rev 3
THD (%)
0.005
0.05
0.02
0.01
0.5
0.2
0.1
10
28
26
24
22
20
18
16
14
12
10
5
2
1
8
6
4
2
0
8
200m
9
10
500m
11
Supply voltage (V)
1
Output power (W)
12
13
2
THD = 10%
14
5
THD = 1%
15
10
16
17
20
TDA7492P
30
18