LT1009 Datasheet, PDF (4/8 Pages) Texas Instruments – 2.5-V INTEGRATED REFERENCE CIRCUITS

LT1009
2.5-V INTEGRATED REFERENCE CIRCUITS
SLVS013G – MAY 1987 – REVISED NOVEMBER 1999
TYPICAL CHARACTERISTICS^†
REFERENCE VOLTAGE
vs
FREE-AIR TEMPERATURE
2.53
Iz = 1 mA
2.52
2.51
2.5
2.49
CHANGE IN REFERENCE VOLTAGE
vs
REFERENCE CURRENT
5
4
3
2
2.48
1
2.47
– 50 – 25 0
25 50 75 100 125
TA – Free-Air Temperature – °C
Figure 1
10 ^{– 1}
REVERSE CURRENT
vs
REVERSE VOLTAGE
10 ^{– 2}
10 ^{– 3}
0
0
4
8
12
16
20
IZ – Reference Current – mA
Figure 2
FORWARD VOLTAGE
vs
FORWARD CURRENT
1.2
TJ = 25°C
1
0.8
0.6
TJ = 125°C
0.4
10 ^{– 4}
TJ = – 55°C
0.2
10 ^{– 5}
TJ = 25°C
0
0.6
1
1.4
1.8
2.2
2.6
0.001
0.01
0.1
1
10
VR – Reverse Voltage – V
IF – Forward Current– mA
Figure 3
Figure 4
† _{Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices.}
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