Datasheet

LM4940
www.ti.com SNAS219C –OCTOBER 2003–REVISED MAY 2013
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
THD+N vs Output Power THD+N vs Output Power
V
DD
= 12V, R
L
= 16Ω, SE operation, A
V
= 1 V
DD
= 12V, R
L
= 4Ω, SE operation, A
V
= 10
single channel driven/single channel measured, single channel driven/single channel measured,
f
IN
= 1kHz f
IN
= 1kHz
Figure 9. Figure 10.
THD+N vs Output Power THD+N vs Output Power
V
DD
= 12V, R
L
= 8Ω, SE operation, A
V
= 10 V
DD
= 12V, R
L
= 16Ω, SE operation, A
V
= 10
single channel driven/single channel measured, single channel driven/single channel measured,
f
IN
= 1kHz f
IN
= 1kHz
Figure 11. Figure 12.
Output Power vs Power Supply Voltage Output Power vs Power Supply Voltage
R
L
= 4Ω, SE operation, f
IN
= 1kHz, R
L
= 8Ω, SE operation, f
IN
= 1kHz,
both channels driven and loaded (average shown), both channels driven and loaded (average shown),
at (from top to bottom at 12V): THD+N = 10%, at (from top to bottom at 12V): THD+N = 10%,
THD+N = 1% THD+N = 1%
Figure 13. Figure 14.
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