NTE1294 查看數據表（PDF） - NTE Electronics
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NTE1294 Datasheet PDF : 3 Pages
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NTE1294
Integrated Circuit
Audio Power Amplifier, 1.2W
Description:
The NTE1294 is a monolithic integrated audio amplifier in an 8–Lead DIP type package designed for
use as a low frequency class B power amplifier with a wide supply voltage range (3V to 16V) in porta-
ble radios, cassette recorders, and players etc.
Features:
D Minimum Working Supplu Voltage: Vs = 3V Min
D Low Quiescent Current
D Low Number of External Components
D Good Ripple Rejection
D No Cross–over Distortion
D Low Power Dissipation
D Output Power:
Po = 2W at 12V/8Ω
Po = 1.6W at 9V/4Ω
Po = 1.2W at 9V/8Ω
Absolute Maximum Ratings:
Supply Voltage, Vs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V
Output Peak Current, Io . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5A
Power Dissipation (TA = +50°C), Ptot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1W
Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C
Maximum Thermal Resistance, Junction–to–Ambient, RthJA . . . . . . . . . . . . . . . . . . . . . . . . 100°C/W
Electrical Characteristics: (VS = 9V, TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Supply Voltage
Vs
Quiescent Output Voiltage (Pin5)
Vo
Quiescent Drain Current
Id
Bias Current (Pin3)
Ib
3 – 16 V
4.0 4.5 5.0 V
– 4 12 mA
– 0.1 – µA
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