Datasheet

LTC1068 Series
9
1068fc
TYPICAL PERFORMANCE CHARACTERISTICS
Noise Increase vs R2/R4 Ratio
(Mode 3)
Noise Increase vs R5/R6 Ratio
(Mode 1b)
LTC1068/LTC1068-200/
LTC1068-25 Power Supply
Current vs Power Supply
LTC1068-50 Power Supply
Current vs Power Supply
R2/R4 RATIO
0.2
0
RELATIVE NOISE INCREASE
(REFERENCE NOISE WHEN R2/R4 = 1)
1.1
1.3
1.4
1.5
2.0
1.7
0.4
0.6
0.7
1068 G16
1.2
1.8
1.9
1.6
0.3 0.5
0.8
0.9
1.0
R5/R6 RATIO
0
0
RELATIVE NOISE INCREASE
(REFERENCE NOISE WHEN R5/R6 = 0.02)
1.1
1.3
1.4
1.5
2.0
1.7
1.0
2.0
2.5
1068 G17
1.2
1.8
1.9
1.6
0.5
1.5
3.0
3.5
TOTAL POWER SUPPLY (V)
3
POWER SUPPLY CURRENT (mA)
8.5
9.5
10.5
6 8
1068 G18
7.5
6.5
4 5
7 9 10
5.5
4.5
25°C
70°C
–20°C
TOTAL POWER SUPPLY (V)
3
POWER SUPPLY CURRENT (mA)
6
7
8
6 8
1068 G19
5
4
4 5
7 9 10
3
2
25°C
70°C
–20°C