LTC1068(RevA) データシートの表示（PDF） - Linear Technology
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LTC1068 Datasheet PDF : 28 Pages
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LTC1068 Series
TYPICAL PERFORMANCE CHARACTERISTICS
LTC1068/LTC1068-200
Noise vs Q
300
250
200
150
5V ± 5V
100
3.3V
50
LTC1068-50 Noise vs Q
300
250
200
± 5V
5V
150
3.3V
100
50
LTC1068-25 Noise vs Q
300
250
5V ± 5V
200
3.3V
150
100
50
0
0 5 10 15 20 25 30 35 40
Q
1068 G13
0
0 5 10 15 20 25 30 35 40
Q
1068 G14
0
0 5 10 15 20 25 30 35 40
Q
1068 G15
Noise Increase vs R2/R4 Ratio
(Mode 3)
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
0
0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
R2/R4 RATIO
1068 G16
Noise Increase vs R5/R6 Ratio
(Mode 1b)
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
R5/R6 RATIO
1068 G17
LTC1068/LTC1068-200/
LTC1068-25 Power Supply
Current vs Power Supply
10.5
LTC1068-50 Power Supply
Current vs Power Supply
8
9.5
70°C
25°C
8.5
– 20°C
7.5
7
70°C
25°C
6
– 20°C
5
6.5
4
5.5
3
4.5
3
4 5 6 7 8 9 10
TOTAL POWER SUPPLY (V)
LT1027 • TPCXX
2
3 4 5 6 7 8 9 10
TOTAL POWER SUPPLY (V)
1068 G19
8
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