Texas Instruments Filterless High Efficiency Stereo 1.2W Switching Audio Amplifier LM4666SDBD/NOPB LM4666SDBD/NOPB 데이터 시트
제품 코드
LM4666SDBD/NOPB
SNAS189A – MAY 2004 – REVISED MAY 2013
Typical Performance Characteristics
(continued)
CMRR vs Frequency
CMRR vs Frequency
V
DD
= 5V, R
L
= 15µH + 8
Ω
+ 15µH
V
DD
= 3V, R
L
= 15µH + 8
Ω
+ 15µH
V
CM
= 100mV
RMS
Sine Wave, 30kHz BW
V
CM
= 100mV
RMS
Sine Wave, 30kHz BW
Figure 9.
Figure 10.
PSRR vs Frequency
PSRR vs Frequency
V
DD
= 5V, R
L
= 15µH + 8
Ω
+ 15µH
V
DD
= 3V, R
L
= 15µH + 8
Ω
+ 15µH
V
Ripple
= 100mV
RMS
Sine Wave, 22kHz BW
V
Ripple
= 100mV
RMS
Sine Wave, 22kHz BW
Figure 11.
Figure 12.
Efficiency and Power Dissipation
Efficiency and Power Dissipation
vs Output Power
vs Output Power
V
DD
= 5V, R
L
= 15µH + 8
Ω
+ 15µH, f = 1kHz, THD
≤
1%
V
DD
= 3V, R
L
= 15µH + 8
Ω
+ 15µH, f = 1kHz, THD
≤
1%
Figure 13.
Figure 14.
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