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TDA8571J 데이터시트(PDF) 9 Page - NXP Semiconductors |
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TDA8571J 데이터시트(HTML) 9 Page - NXP Semiconductors |
9 / 20 page 1998 Mar 13 9 Philips Semiconductors Preliminary specification 4 x 40 W BTL quad car radio power amplifier TDA8571J AC CHARACTERISTICS VP = 14.4 V; RL =4 Ω; f = 1 kHz; Tamb =25 °C; measured in Fig.7; unless otherwise specified. Notes 1. Dynamic Distortion Detector (DDD) active, pin 9 is set to logic 0. 2. Frequency response externally fixed. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Po output power THD = 0.5% 16 19 − W THD = 10% 21 26 − W VP = 13.7 V; THD = 0.5% − 17.5 − W VP = 13.7 V; THD = 10% − 23 − W Po(max) maximum output power THD = maximum; Vi = 2 V (p-p) square wave 34 40 − W THD total harmonic distortion Po =1W − 0.1 − % V9 = 0.6 V; note 1 − 10 − % Bp power bandwidth THD = 0.5%; Po = −1dB with respect to 16 W − 20 to 20000 − Hz fro(l) low frequency roll-off at −1 dB; note 2 − 25 − Hz fro(h) high frequency roll-off at −1dB 20 −− kHz Gv(cl) closed-loop voltage gain 33 34 35 dB SVRR supply voltage ripple rejection on; Rs =0 Ω; Vripple =Vripple(max) = 2 V (p-p) 40 −− dB mute; Rs =0 Ω; Vripple =Vripple(max) = 2 V (p-p) 50 −− dB standby; Rs =0 Ω; Vripple =Vripple(max) = 2 V (p-p) 80 −− dB Z i input impedance 25 30 38 k Ω Vn(o) noise output voltage on; Rs =0 Ω; B=20Hzto20kHz − 125 170 µV on; Rs =10kΩ; B=20Hzto20kHz − 150 −µV mute; B = 20 Hz to 20 kHz; independent of Rs − 100 −µV α cs channel separation Po = 16 W; Rs =10kΩ 45 −− dB ∆G v channel unbalance −− 1dB Vo output signal in mute Vi =Vi(max) = 1 V (RMS) −− 2mV |
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