Datasheet

TPA2028D1
www.ti.com SLOS660B –JANUARY 2010–REVISED SEPTEMBER 2012
TYPICAL CHARACTERISTICS
with C
(DECOUPLE)
= 1 μF, C
I
= 1 µF.
All THD + N graphs are taken with outputs out of phase (unless otherwise noted).
Table of Graphs
FIGURE
Quiescent supply current vs Supply voltage Figure 3
Supply current vs Supply voltage in shutdown Figure 4
vs Input level with limiter enabled Figure 5
vs Input level with 2:1 compression Figure 6
Output level vs Input level with 4:1 compression Figure 7
vs Input level with 8:1 compression Figure 8
vs Input level Figure 9
Supply ripple rejection ratio vs Frequency Figure 10
vs Frequency [R
L
= 8 Ω, V
DD
= 3.6 V] Figure 11
vs Frequency [R
L
= 4 Ω, V
DD
= 3.6 V] Figure 12
Total harmonic distortion + noise
vs Frequency [R
L
= 8 Ω, V
DD
= 5 V] Figure 13
vs Frequency [R
L
= 4 Ω, V
DD
= 5 V] Figure 14
vs Output power [R
L
= 8 Ω] Figure 15
Total harmonic distortion + noise
vs Output power [R
L
= 4 Ω] Figure 16
vs Output power [per channel, R
L
= 8 Ω] Figure 17
Efficiency
vs Output power [per channel, R
L
= 4 Ω] Figure 18
vs Output power [R
L
= 8 Ω] Figure 19
Power dissipation
vs Output power [R
L
= 4 Ω] Figure 20
vs Output power [R
L
= 8 Ω] Figure 21
Supply current
vs Output power [R
L
= 4 Ω] Figure 22
vs Supply voltage [R
L
= 8 Ω] Figure 23
Output power
vs Supply voltage [R
L
= 4 Ω] Figure 24
Shutdown gain ramp comparison, TPA2028D1 vs TPA2018D1 Figure 25
Startup gain ramp comparison, TPA2028D1 vs TPA2018D1 Figure 26
Startup time Figure 27
Nominal input impedance - per leg Figure 28
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