LT1638IDDPBF 데이터 시트보기 (PDF) - Linear Technology
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LT1638IDDPBF
Linear Technology
LT1638IDDPBF Datasheet PDF : 18 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
LT1638/LT1639
Gain and Phase Shift vs
Frequency
80
100
70
VS = ±2.5V 90
60
80
PHASE
50
70
40
60
30
50
GAIN
20
40
10
30
0
20
–10
10
–20
1
10
100
FREQUENCY (kHz)
0
1000
1638/39 G12
Gain Bandwidth Product and
Phase Margin vs Supply Voltage
1500
60
1400
1300
1200
50
PHASE MARGIN
40
GAIN BANDWIDTH 30
1100
20
1000
0
10
5 10 15 20 25 30 35 40 45
TOTAL SUPPLY VOLTAGE (V)
1638/39 G15
Gain Bandwidth Product vs
Temperature
1500
f = 1kHz
1400
1300
1200
VS = ±15V
1100
1000
900
VS = ±2.5V
800
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1638/39 G13
Gain Bandwidth Product and
Phase Margin vs Load Resistance
1500
1400
1300
PHASE MARGIN
60
VS = ±2.5V
AV = –1
RF = RG = 100k
50
f = 1kHz
40
1200
30
1100
1000
900
20
GAIN BANDWIDTH
PRODUCT
10
0
800
1
10
LOAD RESISTANCE (kΩ)
–10
100
1638/39 G17
Slew Rate vs Temperature
0.60
0.55
RISING, VS = ±15V
0.50
RISING, VS = ±2.5V
0.45
0.40
FALLING, VS = ±2.5V
0.35
FALLING, VS = ±15V
0.30
0.25
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1638/39 G14
PSRR vs Frequency
90
80
VS = ±2.5V
70
60
POSITIVE SUPPLY
50
40
30
20
NEGATIVE SUPPLY
10
0
–10
1
10
100
FREQUENCY (kHz)
1000
1638/39 G16
CMRR vs Frequency
120
110 VS = ±15V
100
90
80
70
60
50
40
30
20
1
10
100
FREQUENCY (kHz)
1000
1638/39 G18
Channel Separation vs Frequency
130
VS = ±15V
120
110
100
90
80
70
60
0.1
1
10
FREQUENCY (kHz)
100
1638/39 G19
Output Impedance vs Frequency
10k
VS = ±2.5V
1k
AV = 10
100
AV = 100
10
AV = 1
1
0.1
0.1
1
10
100
FREQUENCY (kHz)
1000
1638/39 G20
16389fg
9
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