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| NTE1185 Integrated Circuit Audio PreAmp Features: D Wide Range of Operating Supply Voltage D High Gain, High Output Power D Low Distortion and Noise D Excellent Hum Rejection D Extremely High Resistance to Damage from Short Circuit of a Load Absolute Maximum Ratings: (TA = +25C unless otherwise specified) Supply Voltage, VCC1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27V Supply Voltage (Note 1), VCC2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14V Supply Current, ICC(peak) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5A Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.8W Operating Temperature Range (Note 1), Topt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to +75C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40 to +150C Note 1. 100 x 100 x 1mm Al heat sink. Electrical Characteristics: (TA = +25C, VCC = 18V, f = 1kHz, RL = 8, AV = 52dB unless otherwise specified) Parameter Supply Current Output Power Voltage Gain Output Current Total Harmonic Disorder Input Resistance Noise Level Voltage Switch ON Voltage Switch OFF Symbol ICC PO AV IOUT THD Rin NL VON VOFF RG = 0 RG = 0, VCC OFF - ON RG = 0, VCC ON - OFF V1 = 0 THD = 10% PO = 0.5W VCC = 12V PO = 0.5W Test Conditions Min 25 3.0 49 - 0.65 - - - - Typ 35 3.5 - 2.5 1.8 20 0.4 0.1 Max 45 - 56 - - - - - Unit mA W dB mA % k Vp-p Vp-p 0.36 0.80 mVrms Pin Connection Diagram (Front View) 10 Feedback 9 Bypass 8 GND 7 Ripple Bypass 6 Input 5 Compensation Cap 4 Compensation Cap 3 Bypass 2 VCC 1 Output .985 (25.0) .532 (13.5) .158 (4.0) .160 (4.0) Dia (3 Holes) .886 (22.5) .729 (18.5) .394 (10.0) 1 10 .413 (10.5) .100 (2.54) .900 (22.8) 1.040 (26.4) |
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