Datasheet

LM4950
SNAS174E –JULY 2003–REVISED MAY 2013 www.ti.com
Typical Performance Characteristics (continued)
Output Power vs Load Resistance Output Power vs Load Resistance
Figure 41. V
DD
= 9.6V, BTL operation, f
IN
= 1kHz, Figure 42. V
DD
= 9.6V, SE operation, f
IN
= 1kHz,
at (from top to bottom at 15Ω): THD+N = 10%, THD+N = 1% both channels driven and loaded, at (from top to bottom at
15Ω): THD+N = 10%, THD+N = 1%
Channel-to Channel Crosstalk vs Frequency Channel-to Channel Crosstalk vs Frequency
Figure 43. V
DD
= 9.6V, R
L
= 4Ω, P
OUT
= 1W, SE operation, Figure 44. V
DD
= 9.6V, R
L
= 8Ω, P
OUT
= 1W, SE operation,
at (from top to bottom at 1kHz): V
INB
driven, V
OUTA
at (from top to bottom at 1kHz):
measured;
V
INB
driven, V
OUTA
measured;
V
INA
driven, V
OUTB
measured
V
INA
driven, V
OUTB
measured
THD+N vs Output Power THD+N vs Output Power
Figure 45. V
DD
= 15V, R
L
= 8Ω, Figure 46. V
DD
= 15V, R
L
= 4Ω, SE operation,
BTL operation, f
IN
= 1kHz f
IN
= 1kHz both channels driven and loaded (average
shown)
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