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PAM8404 Datasheet(PDF) 5 Page - Power Analog Micoelectronics |
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PAM8404 Datasheet(HTML) 5 Page - Power Analog Micoelectronics |
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5 / 18 page  5 Electrical Characteristic QFN 4x4 20-Pin T=25 A AVDD=PVDD=5V, GND=PGND=0V, unless otherwise noted. °C, , Power Analog Microelectronics Inc www.poweranalog.com Parameter Symbol Test Conditions MIN TYP MAX UNIT Supply Voltage VDD 2.5 5.5 V VDD=5V 3 THD+N=10% f=1kHz RL=4Ω VDD=3.6V 1.5 W VDD=5V 2.35 THD+N=1% f=1kHz R L=4Ω VDD=3.6V 1.2 W VDD=5V 1.7 THD+N=10% f=1kHz RL=8Ω VDD=3.6V 0.9 W VDD=5V 1.4 Output Power PO THD+N=1% f=1kHz RL=8Ω VDD=3.6V 0.7 W VDD=5.0V,Po=0.5W,RL=8Ω 0.15 VDD=3.6V,Po=0.5W,RL=8Ω f=1kHz 0.27 % V DD=5.0V,Po=1W,R L=4Ω 0.23 Total Harmonic Distortion Plus Noise THD+N VDD=3.6V,Po=1W,RL=4Ω f=1kHz 0.24 % f=100Hz -48 Power Supply Ripple Rejection PSRR VDD=5.0V, Inputs ac-grounded with Cin=1μF f=1kHz -63 dB Crosstalk Cs VDD=5V,Po=0.5W,RL=4Ω,Gv=23dB F=1kHz -93 dB Signal-to-noise ratio SNR VDD=5V, Vorms=1V,Gv=23dB A-weighting 87 dB VDD=5V, Inputs ac-grounded with Cin=1μF A-weighting 43 Output noise Vn BW 22Hz-22kHz No A-weighting 59 μV Dynamic range Dyn VDD=5.0V, THD=1% A-weighting 97 dB RL=8Ω, THD=10% 89 Efficiency η RL=4Ω, THD=10% f=1kHz 84 % VDD=5V 11 Quiescent Current IQ VDD=3.6V No load 6 mA Shutdown Current ISD VDD=5.5V Vsd=0.3V < 1 μA PMOS 250 Static Drain-to-source On-state Resistor Rdson IDS=500mA,Vgs=5V NMOS 170 mΩ Switching Frequency fsw VDD=3V to 5V 300 kHz Output Offset Voltage Vos Vin=0V, VDD=5V 10 mV G0=L G1=L 6 G0=H G1=L 12 G0=L G1=H 18 closed-loop voltage gain Gain VDD=5V RL=4Ω f=1kHz G0=H G1=H 24 dB Over Temperature Protection OTP 150 Over Temperature Hysterisis OTH No Load, Junction Temperature 50 °C PAM8404 3W/CH Filterless Stereo Class-D Audio Amplifier 03/2009 Rev 1.1 |
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