NTE7102 Datasheet, PDF (1/3 Pages) NTE Electronics – Integrated Circuit Dual Audio Power Amplifier, 5.5W/Ch (20W BTL)

NTE7102
Integrated Circuit
Dual Audio Power Amplifier,
5.5W/Ch (20W BTL)
Description:
The NTE7102 is a class B dual audio power amplifier in a 14–Lead DIP type package designed for
use in a music center and a radio cassette player.
Features:
D High Output Power:
20W Typ @ V_CC = 18V, R_L = 8Ω (BTL)
5.5W/Ch Typ @ V_CC = 18V, R_L = 8Ω
7W/Ch Typ @ V_CC = 15V, R_L = 4Ω
5.7W/Ch Typ @ V_CC = 12V, R_L = 3Ω
4.6W/Ch Typ @ V_CC = 12V, R_L = 4Ω
D Wide Operating Voltage Range: V_CC = 6 to 20V
D Low Quiescent Current: I_CC = 23mA Typ @ V_CC = 15V
D Low Noise: N_L = 0.25mV_rms Typ
D High Supply Voltage Rejection: SVR = 55dB Typ
D No Shock Noise at Power Supply Switch ON and OFF
D Soft Clipping Wave Form
D Built–In Thermal Shutdown Circuit
D Low Thermal Resistance: R_ΘJC = 3°C/W
D Few External Components
Absolute Maximum Ratings: (T_A = +25°C unless otherwise specified)
Supply Voltage,
No Signal, V_CC1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28V
Operating, V_CC2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25V
Powewr Dissipation (100 x 100 x 2mm Al Heat Sink), P_D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14W
Operating Temperature Range, T_opr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C
Storage Temperature Range, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C
Recommended Operating Conditions: (T_A = +25°C unless otherwise specified)
Parameter
Symbol Min Typ Max Unit
Supply Voltage
Load Impedance (Dual)
Load Impedance (BTL)
Voltage Gain
V_CC 6.0 12.15 20.0 V
R_L
3
4
8Ω
R_L
–
–
8Ω
Aν 38 48 – dB