1135

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
Test Conditions
IQ
Min
Typ
Max
Unit
0.9
1.5
2.3
mA
Open Loop Voltage Gain
GVO
VIN = –80dBm, f = 1kHz
70
79
–
dB
Maximum Output Voltage
VOM
f = 1kHz, THD = 1%
2.0
2.6
–
V
Total Harmonic Distortion
THD
f = 1kHz, VOUT = 0.5Vrms
–
0.06
0.15
%
Output Noise Voltage
VNO
BW: 30Hz to 20kHz
–
60
100
µVrms
Input Resistance
RIN
–
120
–
kΩ
ROUT
–
5
–
Ω
Output Resistance
Pin Connection Diagram
(Front View)
7 VCC
6 Output
5 Bypass
4 GND
3 Feedback
2 Input
st
1 1ndStage Collector/
2 Stage Base
.126 (3.2) Max
.689 (17.5) Max
.245
(6.2)
Max
.197
(5.0)
1
7
.190
(4.8)
.099 (2.5)
.590 (15.0)
Similar pages