NTE1468 Datasheet, PDF (1/2 Pages) NTE Electronics – Integrated Circuit Audio, Low Power Output Amplifier

NTE1468
Integrated Circuit
Audio, Low Power Output Amplifier
Applications:
D Line Output Amplifier
D Recording Head Driver and Headphone Driver of Tape Recorder Deck.
Features:
D Low Noise: V_NI = 1µV_rms
D Wide Operating Supply Voltage Range: V_CC = 3.5 to 25V
D 150mW Audio Output Power at V_CC = 20V, R_L = 150Ω
Absolute Maximum Ratings: (T_A = +25°C unless otherwise specified)
Supply Voltage, V_CC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25V
Power Dissipation, P_D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400mW
Derated Above 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4mW/°C
Operating Temperature Range, T_opr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –25° to +75°C
Storage Temperature Range, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +125°C
Electrical Characteristics: (V_CC = 20V, T_A = +25°C, R_L = 150Ω, R_f = 600Ω, f = 1kHz unless
otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Operating Supply Voltage Range
Supply Current
Voltage Gain (Open Loop)
Voltage Gain (Closed Loop)
Total Harmonic Distortion
Maximum Output Voltage
Input Resistance
Output Noise Voltage
V_CCopr
I_CC
G_VO
G_V
THD
V_OM
R_IN
V_NO
f = 1kHz, V_OUT = 0
f = 1kHz, V_OUT = 4.5V_rms
R_f = 0Ω
Note 1
V_OUT = 4.5V_rms
V_CC = 6.5V, V_OUT = 1.0V_rms
THD = 10%
BW = 20Hz to 20kHz, Rg = 1kΩ
3.5 20 25 V
– 4.0 6.0 mA
– 16.5 – mA
– 63 – dB
36.5 40.0 43.5 dB
– 0.5 1.0 %
– 1.0 – %
– 6 – V_rms
– 30 – kΩ
– 100 200 µVrms
Note 1. In regard to the value of voltage gain (closed loop), it is possible to be classified.