TDA7491HV13TR STMicroelectronics, TDA7491HV13TR Datasheet - Page 26

• Manufacturer Part Number: TDA7491HV13TR
• Description: IC AMP AUD CLASS D BTL PWRSSO36
• Manufacturer: STMicroelectronics
• Type: Class Dr

Specifications of TDA7491HV13TR

• Output Type: 2-Channel
• Max Output Power X Channels @ Load: 20W x 2 @ 8 Ohm
• Voltage - Supply: 5 V ~ 18 V
• Features: Depop, Differential Inputs, Mute, Short-Circuit and Thermal Protection, Standby
• Mounting Type: Surface Mount
• Package / Case: *
• Amplifier Class: D
• No. Of Channels: 2
• Output Power: 20W
• Supply Voltage Range: 5V To 18V
• Thd + N: 0.1% @ 1W, 8ohm, VCC=18V
• 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: 497-11055-2

Characterization curves
26/41
Figure 41. Power supply rejection ratio vs. frequency
Figure 42. Power dissipation and efficiency vs. output power
Figure 43. Closed-loop gain vs. frequency
Test Condition:
Vcc =18V,
RL= 8 ohm,
Rosc =39k , Cosc =100nF,
0dB@f=1kHz,Po=1w,
Gain=32dB,
Tamb =25
Test Condition:
Vcc =18V,
RL= 8 ohm,
Rosc =39k , Cosc =100nF,
Vin=0,
Gv =30dB,
Tamb =25
0dB refers to 500mV, 100Hz
Test Condition:
Vcc =18V,
RL= 8 ohm,
Rosc =39k , Cosc =100nF,
f=1kHz,
Gv =30dB,
Tamb =25
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Doc ID 14242 Rev 5
+1.5
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-100
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-0
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Gain=32dB
50
50
Gain=30dB
100
100
Ripple frequency=100Hz
Ripple voltage=500mV
200
200
8ohm 18v PSRR.at27
500
Gain=26dB
Hz
500
Gain=22dB
1k
Hz
1k
2k
Vcc=18V
Rload=8ohm
Gain=30dB
f=1kHz
2k
5k
5k
10k
20k
10k
TDA7491HV
20k
30k