TDA7360HS

W bridge/stereo audio amplifier with clipping detector Features ■ Very few external components ■ No Boucherot cells ■ No bootstrap capacitors ■ High output power ■ No switch on/off noise ■ Very low standby current ■ Fixed gain (20 ...

Contents Contents 1 Block and pins connection diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2 Electrical specifications ...

TDA7360 4.3 Turn-off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

List of tables List of tables Table 1. Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

TDA7360 List of figures Figure 1. Block diagram (stereo configuration ...

Block and pins connection diagram 1 Block and pins connection diagram Figure 1. Block diagram (stereo configuration) Figure 2. Block diagram (bridge configuration) 6/30 Doc ID 1499 Rev 3 TDA7360 ...

TDA7360 Figure 3. Pins connection (top view) Block and pins connection diagram Doc ID 1499 Rev 3 7/30 ...

Electrical specifications 2 Electrical specifications 2.1 Absolute maximum ratings Table 2. Absolute maximum ratings Symbol V Operating supply voltage supply voltage S V Peak supply voltage ( ms Output peak current (non rep. ...

TDA7360 Table 4. Electrical characteristics (continued) Symbol Parameter d Distortion SVR Supply voltage rejection C Crosstalk T R Input resistance I G Voltage gain V G Voltage gain match V E Input noise voltage IN Bridge V Output offset voltage ...

Electrical specifications 2.4 Test and application circuit Figure 4. Stereo test and application circuit Figure 5. Printed circuit board of the stereo application circuit Table 5. External components value of the stereo test and application circuits Component Recomm. value C1 ...

TDA7360 Table 5. External components value of the stereo test and application circuits (continued) Component Recomm. value C4 22μF C5 220μF (min) C6 100nF (min) C7 2200μF Figure 6. Bridge test and application circuit Figure 7. Printed circuit board of ...

Electrical specifications 2.5 Electrical characteristics curves Figure 8. Output power vs. supply voltage (Stereo, 4 Ω) Figure 10. Output power vs. supply voltage (Stereo, 3.2 Ω) Figure 12. Output power vs. supply voltage (Bridge, 3.2 Ω) 12/30 Figure 9. Output ...

TDA7360 Figure 14. Distortion vs. output power (Stereo, 4 Ω) Figure 16. Distortion vs. output power (Stereo, 2 Ω) Figure 18. Distortion vs. output power (Bridge, 3.2 Ω) Figure 15. Distortion vs. output power (Stereo, 3.2 Ω) Figure 17. Distortion ...

Electrical specifications Figure 20. SVR vs. frequency and C3 (Bridge) Figure 22. Power dissipation and efficiency vs. output power (Stereo, 2 Ω) Figure 24. Power dissipation and efficiency vs. output power (Bridge, 4 Ω) 14/30 Figure 21. Crosstalk vs. frequency ...

TDA7360 3 General description 3.1 Amplifier organization The TDA7360 has been developed taking care of the key concepts of the modern power audio amplifier for car radio such as: space and costs saving due to the minimized external count, excellent ...

General description When the outputs reach the voltage level of about 1V (this means that there is no presence of short circuits) the device switches on, the SVR capacitor starts charging itself and the output tracks exactly the SVR pin. ...

TDA7360 Figure 27. Mute function diagram 3.2.7 Clip detector The TDA7360 is equipped with an internal circuit able to detect the output stage saturation providing a proper current sinking into an open collector out. pin 2) when a certain distortion ...

General description Figure 30. ICV - PNP gain vs. I Figure 32. ICV - PNP cut-off frequency vs. I 3.2.8 Output stage Poor current capability and low cutoff frequency are well known limits of the standard lateral PNP. Composite PNP-NPN ...

TDA7360 It is possible, controlling the amount of this local feedback, to force the loop gain (A. β) to less than unity at frequencies for which the phase shift is 180°. This means that the output buffer is intrinsically stable ...

General description 3.3 Built-in protection systems 3.3.1 Short circuit protection The maximum current the device can deliver can be calculated by considering the voltage that may be present at the terminals of a car radio amplifier and the minimum load ...

TDA7360 ON when the supply voltage (pulse or DC) exceeds 18V. For this reason the maximum operating supply voltage is 18V. Figure 37. Suggested LC network circuit Figure 38. Voltage gain bridge configuration 3.3.3 Polarity inversion High current (up to ...

General description 3.4.2 Thermal shut-down The presence of a thermal limiting circuit offers the following advantages: an overload on the output (even permanent excessive ambient temperature can be easily withstood. the heatsink can have a ...

TDA7360 4 Application hints This section explains briefly how to get the best from the TDA7360 and presents some application circuits with suggestions for the value of the components.These values can change depending on the characteristics that the designer of ...

Application hints Figure 41. Output waveforms compared to the values of Csvr 4.3 Turn-off A turn-off pop can occur if the standby pin goes low with a short time constant (this can occur if other car radio sections, preamplifiers, radio ...

TDA7360 4.4 Global approach to solving pop problem by using the muting/turn-on delay function In the real case turn-on and turn-off pop problems are generated not only by the power amplifier, but also (very often) by preamplifiers, tone controls, radios ...

Application hints Figure 44. Suggested muting circuit during amplifier switch-on and switch-off Figure 45. Timing diagram for the circuit depicted in fig. 44 Figure 46. Modification of the circuit depicted in fig.44 to drive two amplifiers 26/30 Doc ID 1499 ...

TDA7360 4.5 Balance input in bridge configuration A helpful characteristic of the TDA7360 is that, in bridge configuration, a signal present on both the input capacitors is amplified by the same amount and it is present in phase at the ...

Package information 5 Package information In order to meet environmental requirements, ST offers these devices in different grades of ® ECOPACK packages, depending on their level of environmental compliance. ECOPACK specifications, grade definitions and product status are available at: www.st.com. ...

TDA7360 6 Revision history Table 6. Document revision history Date 09-Jul-1997 20-Oct-1998 24-Feb-2011 Revision 1 Initial release. 2 Document status promoted from preliminary data to datasheet. Document reformatted. 3 Updated order code in Updated Section 5: Package Doc ID 1499 ...

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