TDA7491HV13TR STMicroelectronics, TDA7491HV13TR Datasheet - Page 6

• 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

List of figures
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PowerSSO-36 EPD outline drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Applications circuit for class-D amplifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Standby and mute circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Turn-on/off sequence for minimizing speaker “pop” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Device input circuit and frequency response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Master and slave connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Unipolar PWM output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Typical LC filter for a 8-Ω speaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Typical LC filter for a 4-Ω speaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Behavior of pin DIAG for various protection conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Power derating curves for PCB used as heatsink . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Doc ID 14242 Rev 5
TDA7491HV