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| Datasheet File OCR Text: |
| NTE1477 Integrated Circuit 2 Channel Amplifier for Headphone Use Description: The NTE1477 is a integrated circuit in a 14-Lead DIP type package suitable for use as a headphone driving amplifier in the output amplifier of a tape deck or a tuner. Features: D Wide Operating Voltage Range D Small Pop Noise by Means of Emitter Feedback D Dual Amplifier Involved-Few Peripheral Parts D Small Output Noise Voltage Absolute Maximum Ratings: (TA = +25C unless otherwise specified) Maximum Supply Voltage, VCCmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22V Maximum Supply Current (only Pin2: flow-in; Pin7, 8: flow-out), ICP . . . . . . . . . . . . . . . . . . . . . 0.5A Allowable Power Dissipation, PDmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.05W Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to +70C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40 to +150C Recommended Operating Condition: (TA = 25C) Recommended Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14V Load Resistance, RL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 or 200 Operating Characteristics: (TA = +25C, VCC = 14V, RL = 8 f = 1kHz, Rg = 600 unless otherwise specified) Parameter Quiescent Current Voltage Gain Output Voltage Total Harmonic Distortion Input Resistance Output Noise Voltage Channel Separation Gain Difference Symbol ICCO VG VO THD ri VNO VO = 77.5mV THD = 10% VO = 0.1V VO = 0.2V Rg = 1k, filter: 15 to 30kHz Rg = 1k Test Conditions Min 6 7 0.58 - 20k - -50 - Typ 8 9 0.68 0.5 30k 6 -68 - Max 15 11 - 1.0 40k 18 - 1 Unit mA dB V % V dB dB Pin Connection Diagram Tab N.C. 1 VCC 2 Bias 3 Rt Ch Input 4 Bypass 5 Rt Ch Output 6 N.C. 7 14 N.C. 13 Bypass 12 Bias 11 Lt Ch Input 10 Bypass 9 Lt Ch Output 8 GND .099 (2.52) 14 8 .252 (6.45) 1 .082 (2.1) Dia .265 (6.5) .748 (19.0) 7 .300 (7.62) .167 (4.26) .100 (2.54) .236 (6.0) .137 (3.5) |
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