1087

NTE1087
Integrated Circuit
Low Noise Preamp
Description:
D General–Purpose Pre–Amplifier
D Voltage Amplifier Application
D Low Noise
D Operates from a Wide Range of Power Supplies
D High Voltage Gain
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200mW
Derate Above 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2mW/°C
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +75°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55 to +125°C
Electrical Characteristics: (VCC = 8V, RL = 5.1kΩ, TA = +25°C unless otherwise specified)
Characteristic
Symbol
Test Conditions
Min
Typ
Max
Unit
Supply Current
ICC
VIN = 0
–
1.5
2.1
mA
Voltage Gain (Open Loop)
GV
f = 1kHz
75
78
82
dB
Voltage Gain (Closed Loop)
GV
f = 1kHz, RNF = 35kΩ
46.5
–
52.5
dB
1.0
–
–
Vrms
–
2.0
–
µVrms
Max. Output Voltage
VOM
f = 1kHz, KF = 1%
Equivalent Input Noise
VNI
Rg = 2.2kΩ, NAB 1kHz Gain
Converted with GV (1kHz)
Pin Connection Diagram
(Front View)
7 VCC
6 Output
5 Bypass
4 GND
3 Feedback
2 Input High
1 Preamp Load Resistor
.128 (3.2)
.099
(2.5)
Min
.012 (0.25)
.700 (17.8) Max
1
7
.100 (2.54)
.600 (15.24)
.323
(8.2)
Max
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