1433

NTE1433
Integrated Circuit
Audio Preamp
Description:
The NTE1433 is a linear integrated circuit in a 7–Lead SIP type package designed for use in high
voltage preamplification applications.
Features:
D Power Supply with Wide Working Voltage Range (20–42 Volts)
D High Open Loop Gain
D Extremely Low Distortion
D Low Noise
D High Input Impedance and Low Output Impedance
D Low Current Dissipation
Application:
D Stereos Radios & Tape Recorders
Absolute Maximum Ratings:
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42V
Supply Current, ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5mA
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –25° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +125°C
Electrical Charactersitics:
Parameter
Symbol
Open Loop Voltage Gain
GVO
Max Output Voltage
Vom
Supply Current
Icc
Test Conditions
Min
Typ
Max
Unit
82
90
–
dB
7.5
9.0
–
Vrms
VOUT = 0
–
3.5
–
mA
KF = 0.1%, RIAA
Output Noise Voltage
VNO
Rg = 2.2kΩ, RIAA
–
100
150
µVrms
Input Noise Voltage
VNI
Rg = 2.2k RIAA
–
1.0
1.5
µVRMS
Total Harmonic Distortion
THD
VOUT = 5Vrms, RIAA
–
0.03
–
%
Input Impedance
Zin
GVC = 40dB, RIAA
–
130
–
kΩ
Output Impedance
Zout
GVC = 40dB, RIAA
–
12
–
Ω
Pin Connection Diagram
(Front View)
7 VCC
6 Output
5 Negative Feedback
4 GND
3 Positive Feedback
2 Input
1 Bias Comp
.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)
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