TDA7491P Datasheet, PDF (41/42 Pages) STMicroelectronics – 2 x 10-watt dual BTL class-D audio amplifier

TDA7491P
7
Revision history
Revision history
Table 10. Document revision history
Date
Revision
Changes
02-Jul-2007
1
Initial release.
15-Oct-2008
2
Updated characterization curves.
23-Jun-2009
Updated text concerning oscillator R and C in Section 3.3:
Electrical specifications on page 11
Updated condition for Iq test, added V_UVP maximum value,
updated THD maximum value, updated STBY and MUTE
3
voltages in Table 5: Electrical specifications on page 11
Updated equation for f_SW on page 11 and on page 32
Updated Figure 39: Applications circuit for class-D amplifier on
page 29
Updated Section 5.7: Protection functions on page 36.
04-Sep-2009
Added text for exposed pad in Figure 2 on page 8
Added text for exposed pad in Table 2 on page 9
4
Updated exposed pad Y (Min) dimension in Table 9 on page 39
Updated supply voltage for pin DIAG pull-up resistor in
Section 5.8 on page 36.
07-Mar-2011
Updated operating temperature range in Table 1 on page 1
Modified description of pins 10, 11 in Table 2 on page 9
Added V_I and updated operating temperature range in Table 3:
Absolute maximum ratings on page 10
Updated Table 4: Thermal data on page 10
Updated Table 5: Electrical specifications on page 11
Updated introduction and characterization curves in Section 4
on page 13
Moved test board layout to Section 5.10 on page 38
5
Moved package mechanical data toSection 6 on page 39
Updated applications circuit in Figure 39 on page 29
Updated Table 7: Gain settings on page 31
Updated Section 5.6: Modulation on page 33
Added Figure 47: Filterless application schematic on page 35
Removed overvoltage protection from Section 5.7: Protection
functions on page 36
Updated Section 5.9: Heatsink requirements on page 37
Updated exposed pad dimension Y in Table 9 on page 39
18-Jan-2012
6
Updated Table 7: Gain settings
Doc ID 13540 Rev 6
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