NTE1185 Datasheet, PDF (1/2 Pages) NTE Electronics – Integrated Circuit Audio PreAmp

NTE1185
Integrated Circuit
Audio PreAmp
Features:
D Wide Range of Operating Supply Voltage
D High Gain, High Output Power
D Low Distortion and Noise
D Excellent Hum Rejection
D Extremely High Resistance to Damage from Short Circuit of a Load
Absolute Maximum Ratings: (T_A = +25°C unless otherwise specified)
Supply Voltage, V_CC1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27V
Supply Voltage (Note 1), V_CC2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14V
Supply Current, I_CC(peak) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5A
Power Dissipation, P_D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.8W
Operating Temperature Range (Note 1), T_opt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +75°C
Storage Temperature Range, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +150°C
Note 1. 100 x 100 x 1mm Al heat sink.
Electrical Characteristics: (T_A = +25°C, V_CC = 18V, f = 1kHz, R_L = 8Ω, A_V = 52dB unless otherwise
specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Supply Current
Output Power
Voltage Gain
Output Current
Total Harmonic Disorder
Input Resistance
I_CC
P_O
A_V
I_OUT
THD
R_in
V₁ = 0
THD = 10%
P_O = 0.5W
V_CC = 12V
P_O = 0.5W
25 35 45 mA
3.0 3.5 − W
49 − 56 dB
− 2.5 − mA
0.65 1.8 − %
− 20 − kΩ
Noise Level
Voltage Switch ON
Voltage Switch OFF
NL
V_ON
V_OFF
R_G = 0Ω
R_G = 0Ω, V_CC OFF − ON
R_G = 0Ω, V_CC ON − OFF
− 0.36 0.80 mV_rms
− 0.4 − V_p−p
− 0.1 − V_p−p