LT1812(RevA) Просмотр технического описания (PDF) - Linear Technology
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LT1812 Datasheet PDF : 16 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
LT1812
Shutdown Supply Current
vs Temperature
70 VSHDN = V – + 0.4V
60
VS = ±5V
50
40
30
VS = ±2.5V
20
10
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1812 G14
Slew Rate vs Supply Voltage
1200
1100
1000
900
TA =25°C
AV = –1
VIN = VS(TOTAL)/2
RF = RG = RL = 500Ω
800
700
SR–
SR+
600
500
400
300
200
01
2 34
5 67
SUPPLY VOLTAGE (±V)
1812 G22
Slew Rate vs Temperature
1200
1000
800
SR–
VS = ±5V
SR+
VS = ±5V
600
SR–
VS = ±2.5V
400
SR+
200
VS = ±2.5V
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1812 G25
Power Supply Rejection Ratio
vs Frequency
100
TA = 25°C
AV = 1
80
VS = ±5V
–PSRR
60
+PSRR
40
20
0
1k
10k 100k 1M 10M 100M
FREQUENCY (Hz)
1812 G20
Slew Rate vs Supply Voltage
600
TA =25°C
AV = –1
VIN = ±1V
500 RF = RG = RL = 500Ω
SR–
400
SR+
300
200
0
1 2 34 5 6 7
SUPPLY VOLTAGE (±V)
1812 G23
Total Harmonic Distortion + Noise
vs Frequency
0.01
0.005
AV = –1
AV = 1
0.002
TA = 25°C
VS = ± 5V
VO = 2VP-P
RL = 500Ω
0.001
10
100
1k
10k
FREQUENCY (Hz)
100k
1812 G26
Common Mode Rejection Ratio
vs Frequency
100
TA = 25°C
VS = ±5V
80
60
40
20
0
1k
10k 100k 1M 10M 100M
FREQUENCY (Hz)
1812 G21
Slew Rate vs Input Level
1200
1000
TA =25°C
AV = –1
VS = ±5V
RF = RG = RL = 500Ω
800
SR–
SR+
600
400
200
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INPUT LEVEL (VP-P)
1812 G24
Undistorted Output Swing
vs Frequency
9
AV = – 1
8
7
AV = 1
6
5
4
3
2 TA = 25°C
VS = ± 5V
1 RL = 100Ω
2% MAX DISTORTION
0
100k
1M
10M
FREQUENCY (Hz)
100M
1812 G27
9
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