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TA2145AF 数据表(PDF) 1 Page - Toshiba Semiconductor |
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TA2145AF 数据表(HTML) 1 Page - Toshiba Semiconductor |
1 / 16 page TA2145AF 2002-04-19 1 TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic TA2145AF 3 V Stereo Headphone Amplifier (3 V USE) The TA2145AF is developed for play-back stereo headphone equipments (3 V USE). It is built in dual preamplifiers, dual OCL power amplifiers, motor governor, DC volume control and preamplifier on/off switch etc. Features · Built-in preamplifier Input coupling condenser-less Built-in input capacitor for reducing buzz noise Low noise: Vni = 1.2 µVrms (typ.) Preamplifier on/off switch. · Built-in power amplifier OCL (Output condenser-less) Voltage gain: GV = 31 dB (typ.) · Built-in motor governor (Current proportion type) · Built-in DC volume control function ATT = 82dB (Ta = 25°C, typ.) · Built-in bass boost function · Low supply current (VCC = 3 V, f = 1 kHz, PRE OUT = 100 mVrms, Ta = 25°C, typ.) · Quiescent supply current PRE + PW: ICCQ = 8.5 mA GVN: ICC = 2.5 mA · 0.1 mW × 2 ch output ICC1 = 9.8 mA (RL = 32 Ω) ICC2 = 10.5 mA (RL = 16 Ω) · 0.5 mW × 2 ch output ICC3 = 14.0 mA (RL = 32 Ω) ICC4 = 16.5 mA (RL = 16 Ω) · Operating supply voltage range (Ta = 25°C) VCC (opr) = 1.8~3.6 V GVN VCC (opr) = 2.1~3.6 V (Motor voltage = 1.8 V) Weight: 0.32 g (typ.) |
类似零件编号 - TA2145AF |
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类似说明 - TA2145AF |
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