Datasheet

LM4940
SNAS219C –OCTOBER 2003–REVISED MAY 2013 www.ti.com
TYPICAL PERFORMANCE CHARACTERISTICS
THD+N vs Frequency THD+N vs Frequency
V
DD
= 12V, R
L
= 4Ω, SE operation, V
DD
= 12V, R
L
= 4Ω, SE operation,
both channels driven and loaded (average shown) both channels driven and loaded (average shown),
P
OUT
= 1W, A
V
= 1 P
OUT
= 2.5W, A
V
= 1
Figure 3. Figure 4.
THD+N vs Frequency THD+N vs Output Power
V
DD
= 12V, R
L
= 8Ω, SE operation, V
DD
= 14.4V, R
L
= 4Ω, SE operation, A
V
= 1
both channels driven and loaded (average shown), single channel driven/single channel measured,
P
OUT
= 1W, A
V
= 1 f
IN
= 1kHz
Figure 5. Figure 6.
THD+N vs Output Power THD+N vs Output Power
V
DD
= 12V, R
L
= 4Ω, SE operation, A
V
= 1 V
DD
= 12V, R
L
= 8Ω, SE operation, A
V
= 1
single channel driven/single channel measured, single channel driven/single channel measured,
f
IN
= 1kHz f
IN
= 1kHz
Figure 7. Figure 8.
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