NTE1135
Integrated Circuit
High Gain Audio Preamp
Features:
D Power Supply with Wide Working Voltage Range
D High Open–Loop Gain
D Extremely Low Distortion
D Low Noise
D High Input Impedance and Low Output Impedance
D Low Current Dissipation
Applications:
D Car Stereos
D Tape Recorders
Absolute Maximum Ratings: (TA = +25°C unles otherwise specified)
Power Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mW
Derate Above 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.0mW/°C
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –25° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +125°C
Electrical Characteristics: (TA = +25°C, VCC = 12V unles otherwise specified)
Parameter
Quiescent Current
Symbol
IQ
Test Conditions
Min Typ Max Unit
0.9
70
2.0
–
1.5
79
2.3
–
mA
dB
V
Open Loop Voltage Gain
Maximum Output Voltage
Total Harmonic Distortion
Output Noise Voltage
Input Resistance
GVO
VOM
VIN = –80dBm, f = 1kHz
f = 1kHz, THD = 1%
2.6
–
THD f = 1kHz, VOUT = 0.5Vrms
0.06 0.15
%
VNO
RIN
BW: 30Hz to 20kHz
–
60
120
5
100 µVrms
–
–
–
kΩ
Output Resistance
ROUT
–
Ω