NTE1294 Datasheet, PDF (1/3 Pages) NTE Electronics – Integrated Circuit Audio Power Amplifier, 1.2W

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: V_s = 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:
P_o = 2W at 12V/8Ω
P_o = 1.6W at 9V/4Ω
P_o = 1.2W at 9V/8Ω
Absolute Maximum Ratings:
Supply Voltage, V_s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V
Output Peak Current, I_o . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5A
Power Dissipation (T_A = +50°C), P_tot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1W
Junction Temperature Range, T_J . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C
Storage Temperature Range, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C
Maximum Thermal Resistance, Junction–to–Ambient, R_thJA . . . . . . . . . . . . . . . . . . . . . . . . 100°C/W
Electrical Characteristics: (V_S = 9V, T_A = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Supply Voltage
V_s
Quiescent Output Voiltage (Pin5)
V_o
Quiescent Drain Current
I_d
Bias Current (Pin3)
I_b
3 – 16 V
4.0 4.5 5.0 V
– 4 12 mA
– 0.1 – µA