LT1805CS 查看數據表（PDF） - Linear Technology
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LT1805CS Datasheet PDF : 20 Pages
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LT1803/LT1804/LT1805
TYPICAL PERFOR A CE CHARACTERISTICS
Input Current Noise
vs Frequency
8
7
VS = 5V, 0V
6
5
PNP ACTIVE
4
VCM = 2.5V
3
NPN ACTIVE
2 VCM = 4.25V
1
0
0.01
0.1
1
10
100
FREQUENCY (kHz)
180345 G19
0.1Hz to 10Hz Voltage Noise
6
VS = 5V, 0V
4
2
0
–2
–4
–6
0 12
34 56 7
TIME (SECONDS)
8 9 10
180345 G20
Gain Bandwidth and Phase
Margin vs Supply Voltage
120
TA = 25°C
100
GAIN BANDWIDTH
PRODUCT
80
60
60
50
PHASE MARGIN
40
30
0 1 2 3 4 5 6 7 8 9 10
TOTAL SUPPLY VOLTAGE (V)
180345 G21
Gain Bandwidth and Phase
Margin vs Temperature
120
GAIN BANDWIDTH
100
VS = ±2.5V
80
VS = ±5V
60
40
60 PHASE MARGIN
VS = ±5V
50
40
VS = ±2.5V
30
20
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
180345 G22
Slew Rate vs Temperature
110
100
VS = ±2.5V
AV = –1
RF = RG = 1k
RL = 1k
90
VS = ±5V
80
70
60
50
40
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
180345 G23
Gain and Phase vs Frequency
120
60
100
80
PHASE
80
100
60
120
40
GAIN
20
TA = 25°C
0 CL = 5pF
RL = 1k
–20
VS = ±5V
VS = ±2.5V
–40
0.01
0.1
1
10
FREQUENCY (MHz)
140
160
180
200
220
100 300
180345 G24
Gain vs Frequency (AV = 1)
30 CL = 10pF
24 RL = 100Ω
18 AV = 1
12
6
0
VS = ±2.5V
–6
–12
VS = ±5V
–18
–24
–30
0.1
1
10
FREQUENCY (MHz)
100 300
180345 G25
Gain vs Frequency (AV = 2)
30 CL = 10pF
24 RL = 100Ω
18 AV = 2
12
6
0
VS = ±2.5V
–6
VS = ±5V
–12
–18
–24
–30
0.1
1
10
FREQUENCY (MHz)
100 300
180345 G26
Output Impedance vs Frequency
1000
VS = ±2.5V
100
AV = 10
10
AV = 1
1
AV = 2
0.1
0.01
0.001
0.1
1
10
100
FREQUENCY (kHz)
1000
180345 G27
180345f
11
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