LT1678CS8 Просмотр технического описания (PDF) - Linear Technology
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LT1678CS8 Datasheet PDF : 16 Pages
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LT1678/LT1679
TYPICAL PERFOR A CE CHARACTERISTICS
Voltage Noise vs Temperature
6
VS = ±15V
VCM = 0V
5
10Hz
4
1kHz
3
2
1
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
16789 G04
Input Bias Current vs Temperature
1400
VS = ±15V
1200
VCM = –14V
CURRENT OUT OF DUT
1000
800
600
400
VCM = 14.7V
200
CURRENT INTO DUT
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
16789 G07
Warm-Up Drift vs Time
10
VS = ±15V
TA = 25°C
8
SO PACKAGE
6
4
2
0
0
1
2
3
4
TIME (min)
16789 G10
Current Noise vs Frequency
10
VS = ±15V
TA = 25°C
VCM = 0V
1
VCM = 14.5V
0.1
0.01
0.1
1
FREQUENCY (kHz)
10
16789 G05
Input Bias Current Over the
Common Mode Range
900
VS = ±15V
700 TA = 25°C
500
300 VCM = –13.5V
VCM = 14.5V
100
INPUT BIAS CURRENT
–100
–300
VCM = 14.1V
–500
–700
–900
VCM = –15.2V
–16 –12 –8 –4 0 4 8 12 16
COMMON MODE INPUT VOLTAGE (V)
16789 G08
Input Bias Current vs Temperature
16
14
VS = ±15V
VCM = 0V
12
10
8
6
4
2
0
–2
–4
–6
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
16789 G06
Offset Voltage Shift vs
Common Mode
5
500
4
400
3
VOS IS REFERRED TO
300
2
VCM = 0V
200
1
100
0
0
–1
–100
–2
–200
–3
VS = ±1.5V TO ±15V
–4
TA = 25°C
5 TYPICAL PARTS
–5
–1.0
V–
1.0
2.0 –0.8 –0.4 V+
0.4
VCM – V– (V)
VCM – V+ (V)
–300
–400
–500
16789 G09
Distribution of Input Offset
Voltage Drift (SO-8)
30
VS = 5V, 0V
TA = –40°C TO 85°C
25 111 PARTS (2 LOTS)
20
15
10
5
VOS vs Temperature of
Representive Units
200
VS = 5V, 0V
VCM = 0V
100
0
–100
–200
0
–3.0 –2.0 –1.0 0 1.0 2.0 3.0
INPUT OFFSET VOLTAGE DRIFT (µV/°C)
16789 G11
–300
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
16789 G12
8
sn16789 16789fs
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