LT1567I Просмотр технического описания (PDF) - Linear Technology
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LT1567I Datasheet PDF : 16 Pages
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LT1567
TYPICAL PERFOR A CE CHARACTERISTICS
OA Open-Loop Gain and Phase
vs Frequency
70
150
VS = ±5V
60
TA = 25°C 120
50
90
PHASE
40
60
30
30
GAIN
20
0
10
–30
0
–60
–10
–90
–20
–120
–30
0.1
–150
1
10
100
FREQUENCY (MHz)
1567 G01
OA Open-Loop Gain and Phase
vs Frequency
70
150
VS = ±1.5V
60
TA = 25°C 120
50
90
PHASE
40
60
30
30
GAIN
20
0
10
–30
0
–60
–10
–90
–20
–120
–30
0.1
1
10
100
FREQUENCY (MHz)
–150
1567 G02
Closed-Loop Gain and Phase of OA
and INV vs Frequency (AV = –1)
10
182
VS = ±5V
8
TA = 25°C 180
6
GAIN
178
4
OA OUT GAIN 176
INV OUT
2
174
0
172
–2
PHASE PHASE
170
INV OUT OA OUT
–4
168
–6
166
–8
164
–10
0.1
162
1
10
100
FREQUENCY (MHz)
1567 G03
Closed-Loop Gain and Phase of OA
and INV vs Frequency (AV = –1)
10
182
8
GAIN GAIN 180
OA OUT INV OUT
6
178
4
176
2
174
0
172
–2
PHASE PHASE
170
INV OUT OA OUT
–4
168
–6
166
–8 VS = ±1.5V
–10 TA = 25°C
0.1
1
164
162
10
100
FREQUENCY (MHz)
1567 G15
OA Gain Bandwidth Product and
Phase Margin vs Temperature
275
PHASE MARGIN
65
VS = ±5V
250
45
PHASE MARGIN
225
VS = ±1.5V
25
GBW PRODUCT
200
VS = ±5V
5
GBW PRODUCT
175
VS = ±1.5V
–15
150
–35
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
1567 G14
PSRR of OA vs Frequency
90
80
70
60
POSITIVE
SUPPLY
50
NEGATIVE
40
SUPPLY
30 VS = ±5V
20 AV = –10
RF = 1k
10 RG = 100Ω
RL = 1k
0
0.001
0.01
0.1
1
10
FREQUENCY (MHz)
1567 G04
PSRR of OA or INV vs Frequency
90
80
POSITIVE
70
SUPPLY
60
NEGATIVE
50
SUPPLY
40
30
20 VS = ±5V
AV = –1
10 RF = RG = 1k
RL = 1k
0
0.001
0.01
0.1
1
FREQUENCY (MHz)
10
1567 G05
1567fa
4
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