Datasheet

LM4780, LM4780TABD
SNAS193B –JULY 2003–REVISED APRIL 2013 www.ti.com
Typical Performance Characteristics (continued)
THD+N vs Output Power ± 25V, Bridge Mode THD+N vs Output Power ± 35V, Parallel Mode
R
L
= 8Ω, 80kHz BW R
L
= 4Ω, 80kHz BW
Bridge mode graphs were taken using the demo board and inverting Parallel mode graphs were taken using the demo board and
the signal to the channel B input. connecting each output through a 0.1Ω/3W resistor to the load.
Figure 31. Figure 32.
Output Power vs Supply Voltage, Bridge Mode Output Power vs Supply Voltage, Parallel Mode
f = 1kHz, R
L
= 8Ω, 80kHz BW f = 1kHz, R
L
= 4Ω, 80kHz BW
Bridge mode graphs were taken using the demo board and inverting Parallel mode graphs were taken using the demo board and
the signal to the channel B input. connecting each output through a 0.1Ω/3W resistor to the load.
Figure 33. Figure 34.
Safe Area
Figure 35.
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