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| NTE1278 Datasheet, PDF (1/2 Pages) NTE Electronics – Integrated Circuit Audio Power Amp, 5.8W | |||
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NTE1278
Integrated Circuit
Audio Power Amp, 5.8W
Features:
D Few External Parts Required
D Adjustable ClosedâLoop Gain
D High Sustaining Over Voltage
D Excellent Ripple Rejection
D High Power and Low Distortion
D Audio Muting Circuit
D Protection Circuit for Load Short, Excessive Supply Voltage, and Thermal Shutdown
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Peak Supply Voltage (200ms), VCCsurge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40V
DC Supply Voltage, VCC(DC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25V
Operating Supply Voltage, VCC(ope) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18V
Peak Output Current, IO(Peak) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.5A
Power Dissipation (TC = +25°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12.5W
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â30° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . â55° to +150°C
Electrical Characteristics: (TA = +25°C, VCC = 12.5V, RL = 4â¦, Rg = 600â¦, f = 1kHz unless
otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Quiescent Current
ICCQ
VCC = 18V
â 40 80 mA
â 45 100 mA
Output Power
POUT THD = 10%
â 5.2 â W
Maximum Output Power
Total Harmonic Distortion
VCC = 13.2V, THD = 10%
5.0 5.8 â W
VCC = 13.2V, RL = 2â¦, THD = 10% â 9.3 â
W
POM VCC = 13.2V, VIN = 100mV
â 9.0 â W
THD POUT = 1W
â 0.2 1.5 %
Voltage Gain
Input Resistance
Output Noise Voltage
POUT = 100mW
POUT = 1W, RL = 2â¦
GV
RIN
VNO Rg = 10kâ¦, BW = 50Hz to 20kHz
â 0.36 1.0 %
â 0.5 â %
51.5 53.0 54.5 dB
â 34 â kâ¦
â 0.9 2.0 mV
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