NTE1470 Datasheet, PDF (1/2 Pages) NTE Electronics – Integrated Circuit Audio Power Amp, 2.5W for Table Top Stereo

NTE1470
Integrated Circuit
Audio Power Amp, 2.5W
for Table Top Stereo
Features:
D High Gain 50dB
D Low Distortion, Low Noise
D Wide Range of Operation Voltage.
Absolute Maximum Ratings: (T_A = +25°C unless otherwise specified)
Maximum Supply Voltage, V_CCmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V
Allowable Power Dissipation, P_dmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5W
With Additional Heat Sink . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.0W
Operating Temperature Range, T_opg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +75°C
Storage Temperature Range, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C
Recommended Operating Characteristics: (T_A = +25°C unless otherwise specified)
Recommended Supply Voltage, V_CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14V
Load Resistance, R_L . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Ω
Electrical Characteristics: (T_A = +25°C, V_CC = 14V, R_L = 8Ω, f = 1kHz, R_g = 600Ω unless otherwise
specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Quiescent Current
I_CCO
– 20 – mA
Voltage Gain
VG Closed Loop
– 50 – dB
Output Power
P_O THD = 10%
2.0 2.5 – W
Total Harmonic Distortion
Input Resistance
THD
r_i
P_O = 0.5W
– 0.3 1.0 %
– 100k – Ω
Output Noise Voltage
V_NO R_g = 10k ohm
–
1
3 mV