Datasheet

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SBVS070B − JUNE 2006 − REVISED MAY 2009
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10
TYPICAL CHARACTERISTICS (Continued)
At T
A
= +25°C and V
DD1
= V
DD2
= +5V with external 100kHz filter BW, unless otherwise noted.
90
85
80
75
70
65
60
55
50
45
−
25
−
50
Resistance (
Ω
)
0 25 50 75 100 125 150
PROBE DRIVER:
INTERNAL RESISTOR vs TEMPERATURE
Temperature (
_
C)
Driver L
Driver H
0.10
0.08
0.06
0.04
0.02
0
−
25
−
50
Output Impedance Mismatch (
Ω
)
0 25 50 75 100 125 150
OUTPUT IMPEDANCE MISMATCH OF IS1 AND IS2
vs TEMPERATURE
Temperature (
_
C)
2.5010
2.5008
2.5006
2.5004
2.5002
2.5000
2.4998
2.4996
2.4994
2.4992
2.4990
−
4
−
6
V
REF
(V)
−
20246
VOLTAGE REFERENCE vs LOAD CURRENT
I
LOAD
(mA)
2.4950 2.4955 2.4960 2.4965 2.4970 2.4975 2.4980 2.4985 2.4990 2.4995 2.5000 2.5005 2.5010 2.5015 2.5020 2.5025 2.5030 2.5035 2.5040 2.5045 2.5050
Population
VOLTAGE REFERENCE PRODUCTION DISTRIBUTION
V
REF
(V)
0
2.5 5.0 7.5
10.0 12.5 15.0 17.5 20.0 22.5 25.0 27.5 30.0 32.5 35.0 37.5 40.0 42.5 45.0 47.5 50.0
Population
VOLTAGE REFERENCE DRIFT
PRODUCTION DISTRIBUTION
Voltage Reference Drift (ppm/
_
C)
2.525
2.520
2.515
2.510
2.505
2.500
2.495
2.490
2.485
2.480
2.475
−
25
−
50
V
REF
(V)
0 255075100125150
VOLTAGE REFERENCE vs TEMPERATURE
Temperature (
_
C)