LT1225 查看數據表（PDF） - Linear Technology
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LT1225 Datasheet PDF : 8 Pages
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LT1225
TYPICAL PERFOR A CE CHARACTERISTICS
Input Noise Spectral Density
1000
10
in
100
1.0
10
VS = ±15V
TA = 25°C
AV = 101
RS = 100k
1
10
100
en
0.1
0.01
1k
10k
100k
FREQUENCY (Hz)
LT1225 TPC10
Power Supply Rejection Ratio vs
Frequency
100
VS = ±15V
TA = 25°C
80
+PSRR
60
–PSRR
40
20
0
100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
LT1225 TPC11
Voltage Gain and Phase vs
Frequency
100
100
VS = ±15V
80
80
VS = ±5V
60
60
VS = ±15V
VS = ±5V
40
40
20
TA = 25°C
0
100 1k 10k 100k 1M
FREQUENCY (Hz)
20
0
10M 100M
LT1225 TPC13
Output Swing vs Settling Time
10
VS = ±15
8 TA = 25°C
6 10mV SETTLING
4
AV = –5
AV = 5
2
0
–2
–4
–6
AV = –5
–8
AV = 5
–10
0
20 40 60 80 100 120
SETTLING TIME (ns)
LTC1225 TPC14
Closed-Loop Output Impedance vs
Frequency
100
VS = ±15V
TA = 25°C
AV = 5
10
1
0.1
0.01
10k
100k
1M
10M
FREQUENCY (Hz)
100M
LT1225 TPC16
Gain Bandwidth vs Temperature
153
VS = ±15V
152
151
150
149
148
147
–50 –25
0 25 50 75 100 125
TEMPERATURE (˚C)
LT1225 TPC17
Common-Mode Rejection Ratio vs
Frequency
120
VS = ±15V
100
TA = 25°C
80
60
40
20
0
1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
LTXXXX • TPCXX
Frequency Response vs
Capacitive Load
24
22
VS = ±15V
TA = 25°C
20 AV = –5
C = 100pF
18
C = 50pF
16
C = 0pF
14
12
10
8
C = 1000pF
C = 500pF
6
4
1M
10M
100M
FREQUENCY (HZ)
LT1225 TPC15
Slew Rate vs Temperature
500
VS = ±15V
AV = –5
450
–SR
400
+SR
350
300
250
200
–50 –25
0 25 50 75 100 125
TEMPERATURE (˚C)
LT1225 TPC18
5
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