LT1007 Datasheet, PDF (14/24 Pages) Linear Technology – Low Noise, High Speed Precision Operational Amplifiers

LT1007, LT1007A, LT1037, LT1037A
LOW-NOISE, HIGH-SPEED, PRECISION OPERATIONAL AMPLIFIERS
SLOS017C – D3195, FEBRUARY 1989 – REVISED JANUARY 1993
TYPICAL CHARACTERISTICS^†
ÁÁÁÁÁÁ
5
4
EQUIVALENT INPUT NOISE VOLTAGE
vs
SUPPLY VOLTAGE
TA = 25°C
ÁÁÁÁÁÁ10
3
EQUIVALENT INPUT NOISE CURRENT
vs
FREQUENCY
VCC _± = ± 15 V
3
f = 10 Hz
Maximum
1
f = 1 kHz
2
0.3 1/f Corner = 120 Hz
Typical
1
0
0
±5
± 10
± 15
± 20
± 25
VCC _± – Supply Voltage – V
Figure 25
0.1
10
100
1k
10 k
f – Frequency – Hz
Figure 26
ÁÁÁÁÁÁ¹⁰⁰⁰
100
10
1
0.1
TOTAL NOISE VOLTAGE
vs
SOURCE RESISTANCE
VCC = ±15 V
R
TA = 25°C
R
RS = 2R
At 1 kHz
At 10 Hz
Resistor
Noise
Only
1
10
RS – Source Resistance – kΩ
Figure 27
SHORT-CIRCUIT OUTPUT CURRENT
vs
ELAPSED TIME
50
40
TA = – 55°C
30
TA = 25°C
20
TA = 125°C
10
VCC = ± 15 V
0
– 10
– 20
ÁÁÁ_{– 30}
ÁÁÁÁÁÁ_–40
TA = 125°C
TA = 25°C
TA = – 55°C
– 50
100
0
1
2
3
Time From Output Short to Ground – minutes
Figure 28
† _{Data at high and low temperatures are applicable within the rated operating free-air temperature ranges of the various devices.}
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