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E-TDA7391PDTR

32 W bridge car radio amplifier

Supply Voltage Min Volt8.0
Supply Voltage Max Volt18.0
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius105.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeAutomotive
Package NamePowerSO-20

The TDA7391PD is a bridge class AB audio power amplifier specially intended for car radio high power applications.The high power capability together with the possibility to operate either in differential input mode or single ended input mode makes it suitable for boosters and high end car radio...
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Key features
  • High power capability:
    • 40 W/3.2 Ω EIAJ
    • 32 W/3.2 Ω @ VS= 14.4 V, f = 1 kHz,d = 10 %
    • 26 W/4 Ω @ VS= 14.4 V, f = 1 kHz,d = 10 %
  • Differential inputs (either single ended or differential input signal are accepted)
  • Minimum external component count:
    • No bootstrap capacitors
    • No Boucherot cells
    • Internally fixed gain (30 dB)
    • No SVR capacitor
  • Standby function (CMOS compatible)
  • Programmable turn-on/off delay
  • No audible pop during mute and stand-by operations
  • Protections
    • Short circuit (to GND, to VS, across the load)
    • Very inductive loads
    • Chip over temperature
    • Load dump
    • Open GND
    • ESD
In stock
Quantity $ per unit Savings
1-9$4.100%
10-24$3.6910%
25-50$3.4815%
Contact sales
$4.10
$4.10
Supply Voltage Min Volt8.0
Supply Voltage Max Volt18.0
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius105.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeAutomotive
Package NamePowerSO-20

The TDA7391PD is a bridge class AB audio power amplifier specially intended for car radio high power applications.The high power capability together with the possibility to operate either in differential input mode or single ended input mode makes it suitable for boosters and high end car radio...
Read More

Key features
  • High power capability:
    • 40 W/3.2 Ω EIAJ
    • 32 W/3.2 Ω @ VS= 14.4 V, f = 1 kHz,d = 10 %
    • 26 W/4 Ω @ VS= 14.4 V, f = 1 kHz,d = 10 %
  • Differential inputs (either single ended or differential input signal are accepted)
  • Minimum external component count:
    • No bootstrap capacitors
    • No Boucherot cells
    • Internally fixed gain (30 dB)
    • No SVR capacitor
  • Standby function (CMOS compatible)
  • Programmable turn-on/off delay
  • No audible pop during mute and stand-by operations
  • Protections
    • Short circuit (to GND, to VS, across the load)
    • Very inductive loads
    • Chip over temperature
    • Load dump
    • Open GND
    • ESD