LM385LPE3-2-5 Datasheet, PDF (4/18 Pages) Texas Instruments – MICROPOWER VOLTAGE REFERENCES

LM285Ć2.5, LM385Ć2.5, LM385BĆ2.5
MICROPOWER VOLTAGE REFERENCES
SLVS023J − JANUARY 1989 − REVISED MARCH 2005
TYPICAL CHARACTERISTICS^†
REVERSE CURRENT
vs
REVERSE VOLTAGE
100
TA = −55°C to 125°C
10
REFERENCE VOLTAGE CHANGE
vs
REVERSE CURRENT
16
TA = −55°C to 125°C
12
8
4
1
0
0.1
0
0.5
1
1.5
2
2.5
3
VR − Reverse Voltage − V
Figure 1
−4
0.01
0.1
1
10
100
IR − Reverse Current − mA
Figure 2
FORWARD VOLTAGE
vs
FORWARD CURRENT
1.6
TA = 25°C
1.4
1.2
1
0.8
0.6
0.4
0.2
0
0.01
0.1
1
10
IF − Forward Current − mA
Figure 3
2.525
2.52
REFERENCE VOLTAGE
vs
FREE-AIR TEMPERATURE
IZ = 20 µA to 20 mA
2.515
2.51
2.505
2.5
2.495
2.49
2.485
2.48
100
− 55 − 35 − 15 5 25 45 65 85 105 125
TA − Free-Air Temperature − °C
Figure 4
† _{Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices.}
4
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