LT1469IS8-TR Просмотр технического описания (PDF) - Linear Technology
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LT1469IS8-TR Datasheet PDF : 20 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
LT1469
Distribution of Input Offset
Voltage
50
VS = ±15V
TA = 25°C
40
30
20
10
0
–175 –125 –75 –25 25 75 125 175
INPUT OFFSET VOLTAGE (µV)
1469 G01
Distribution of Inverting Input
Bias Current
40
VS = ±15V
TA = 25°C
30
20
10
0
–10 –7.5 –5 –2.5 0 2.5 5 7.5 10
INVERTING INPUT BIAS CURRENT (nA)
1469 G02
Input Noise Spectral Density
1000
100
in
10
VS = ±15V
TA = 25°C
AV = 101
RS = 100k FOR in
1
0.1Hz to 10Hz Voltage Noise
VS = ±15V
TA = 25°C
en
10
0.1
1
0.01
1
10
100
1k
10k 100k
FREQUENCY (Hz)
1469 G04
TIME (1s/DIV)
1469 G05
Input Bias Current
vs Temperature
30
VS = ±15V
20
10
IB–
0
–10
IB+
–20
–30
–40
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1469 G07
Input Bias Current
vs Input Common Mode Voltage
80
VS = ±15V
60 TA = 25°C
40
20
IB–
0
IB+
–20
–40
–60
–80
–15 –10 –5 0
5 10 15
INPUT COMMON MODE VOLTAGE (V)
1469 G08
Supply Current vs Supply Voltage
and Temperature
6
85°C
5
25°C
4
3
–40°C
2
1
0
5
10
15
20
SUPPLY VOLTAGE (±V)
1469 G03
Total Noise vs Unmatched
Source Resistance
100
VS = ±15V
TA = 25°C
f = 10kHz
TOTAL
10
NOISE
RESISTOR
NOISE ONLY
1
0.1
10
RS +
–
100
1k
10k
SOURCE RESISTANCE, RS (Ω)
100k
1469 G06
Input Common Mode Range
vs Supply Voltage
V+
TA = 25°C
–0.5 ΔVOS < 100µV
–1.0
–1.5
–2.0
2.0
1.5
1.0
0.5
V–
0
3
6
9 12 15 18
SUPPLY VOLTAGE (±V)
1469 G09
1469fb
7
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