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| LM4665 Datasheet, PDF (7/18 Pages) National Semiconductor (TI) – Filterless High Efficiency 1W Switching Audio Amplifier | |||
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Typical Performance Characteristics (Continued)
PSRR vs Frequency
VDD = 5V, RL = 8⦠+ 33µH
VCM = 100mVRMSSine Wave, 22kHz BW
PSRR vs Frequency
VDD = 3V, RL = 8⦠+ 33µH
VCM = 100mVRMSSine Wave, 22kHz BW
20027099
Efficiency (top trace) and
Power Dissipation (bottom trace) vs Output Power
VDD = 5V, RL = 8⦠+ 33µH, f = 1kHz, THD < 3%
20027094
Efficiency (top trace) and
Power Dissipation (bottom trace) vs Output Power
VDD = 3V, RL = 8⦠+ 33µH, f = 1kHz, THD < 2%
200270A2
Efficiency (top trace) and
Power Dissipation (bottom trace) vs Output Power
VDD = 3.3V, RL = 4⦠+ 33µH, f = 1kHz, THD < 2%
200270A1
Gain Threshold Voltages
VDD = 3V - 5V
200270A5
7
200270A3
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