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| Datasheet File OCR Text: |
| NTE7103 Integrated Circuit 50W to 80W Power Amplifier, Driver Description: The NTE7103 is an integrated monolithic circuit in a 14-Lead SIP type package designed for use in 50W to 80W class HiFi audio power amplifier applications. This device consists of an input differential amplifier, a predriver circuit, a driver circuit, and an over current protection circuit. Features: D Low Distortion 0.002% Typ. (VCC = 46V, f = 1kHz, Av = 30dB, PO = 50W, RL = 8 w/Power Transistor) 0.006% Typ. (VCC = 46V, f = 20kHz, Av = 30dB, PO = 50W, RL = 8 w/Power Transistor) D Wide Frequency Band D Wide Power Band Absolute Maximum Ratings: (TA = +25C unless otherwise specified) Supply Voltage (Quiescent), VCC1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65V Supply Voltage (Operational), VCC2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50V Circuit Current, ICC(peak) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250mA Allowable Package Dissipation (Note 1), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.5W Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to +75C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40 to +150C Note 1. 100 x 100 x 2mm Al heat sink. Recommended Operating Conditions: Supply Voltage (Operational), VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 to 46V Input Bias Resistance, RIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 to 50 to 100k Power Transistor hFE (PO = 80W, RL = 8, TJ < +125C), hFE . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Closed Loop Voltage Gain, Av . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 to 30dB Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to +125C Electrical Characteristics: (VCC = 46V, Av = 30dB, TA = +25C unless otherwise specified) Parameter Output Offset Voltage Quiescent Circuit Current Maximum Output Voltage Open Loop Voltage Gain Output Noise Voltage Rolloff Frequency Supply Voltage Rejection Ratio Symbol Voffset ICC VOM Avo Vn fH SVR VIN = 0 VIN = 0 THD = 0.05%, f = 20Hz to 20kHz VO = 1.5V, f = 1kHz RG = 10k VO = 1.5V, -3dB RG = 2.2k, fripple = 100Hz, vripple = 1Vrms Pin Connection Diagram (Front View) 14 13 12 11 10 9 8 7 6 5 4 3 2 1 1.000 (25.4) Max .843 (21.4) .472 (12.0) .138 (3.5) N.C. N.C. Upper Output Lower Output -VCCD (for Driver) -VCCP (for Preamp) Bias Bias Phase Compensation NFB Input Muting +VCCP (for Preamp) +VCCD (for Driver) Test Conditions Min - - 25 80 - - 55 Typ 5 20 28 95 0.07 900 70 Max 50 40 - - 0.14 - - Unit mV mA V dB mV kHz dB .480 (12.2) 1 .142 (3.6) Dia. 14 .532 (13.5) Max .607 (15.4) Max .134 (3.4) .067 (1.7) Max .200 (5.08) .138 (3.5) |
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