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BL34119 - Telephone low voltage audio amplifier circuit

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Part number BL34119
Manufacturer SHANGHAI BELLING
File Size 256.99 KB
Description Telephone low voltage audio amplifier circuit
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: BL34119 , (:) 。( 2V) , 80dB, 。 。 8 DIP,SOIC, TSSOP 。 : *: Vcc=2V~16V *( Icc=2.2mA) * 32Ω, 250mW (Po=250mW at Vcc=6V, RL=32ohm,THD≤10%) * : 8~100Ω *(, Icc=55uA) * * BL34119 http://www.belling.com.cn -1Total 4 Pages 8/10/2006 Wrote by 2006 (Ta=25℃) Vo1,Vo2 , Vo1,Vo2 BL34119 Vcc Io Vi(max) Vo Tj -1~18 ±250 -1~Vcc+1 -1~Vcc+1 -55~150 V MA V V ℃ CD FC2 FC1 Vin Vo1 Vcc GND Vo2 1 2 3 4 5 6 7 8 — “0”( < 0.8V);“1” (≥2.0V)。 , FC1 ,。 , 1.0uF ( Pin2 5uF ) 52dB ,,。 ,、, Vo1(Pin5) 1,(Vcc-0.7V)/2 (2.0V-16V) 2, Vo1 , 180° (5KHz ) (Ta=25℃) Vcc ZL IL(peak) △Gv Vi(mute) Ta 2~16 8~100 ±200 0~46 0~Vcc -20~70 V Ω mA dB V ℃ http://www.belling.com.cn -2Total 4 Pages 8/10/2006 Wrote by 2006 BL34119 ( Vcc=6V, Ta=25℃) Icc Vcc=3V, Mute=0.
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