TPA3112D1EVM Datasheet, PDF (17/27 Pages) Texas Instruments – 25-W FILTER-FREE MONO CLASS-D AUDIO POWER AMPLIFIER with SPEAKER GUARD™

TPA3112D1
www.ti.com
SLOS654C – SEPTEMBER 2009 – REVISED JULY 2012
OUTP
OUTN
33 mH
L1
33 mH
L2
C2
1 mF
C3
1 mF
Figure 19. Typical LC Output Filter, Cutoff Frequency of 27 kHz, Speaker Impedance = 8 Ω
OUTP
OUTN
15 mH
L1
15 mH
L2
C2
2.2 mF
C3
2.2 mF
Figure 20. Typical LC Output Filter, Cutoff Frequency of 27 kHz, Speaker Impedance = 4 Ω
OUTP
OUTN
Ferrite
Chip Bead
Ferrite
Chip Bead
1 nF
1 nF
Figure 21. Typical Ferrite Chip Bead Filter (Chip Bead Example: Steward HI0805R800R-10)
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