Datasheet

LT1004-1.2, LT1004-2.5
MICROPOWER INTEGRATED VOLTAGE REFERENCES
SLVS022M − JANUARY 1989 − REVISED MAY 2008
6
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
†
Figure 1
0 0.2 0.4 0.6 0.8 1 1.2 1.4
− Reverse Current −
V
R
− Reverse Voltage − V
0.1
1
10
100
LT1004x-1.2
REVERSE CURRENT
vs
REVERSE VOLTAGE
I
R
Aµ
T
A
= −55°C to 125°C
Figure 2
1010.10.01
− 4
0
4
8
12
16
I
R
− Reverse Current − mA
− Reference Voltage Change − mV
LT1004x-1.2
REFERENCE-VOLTAGE CHANGE
vs
REVERSE CURRENT
100
∆V
Z
T
A
= −55°C to 125°C
Figure 3
0.01 0.1 1 10 100
0.8
1.2
0.4
0
I
F
− Forward Current − mA
− Forward Voltage − V
LT1004x-1.2
FORWARD VOLTAGE
vs
FORWARD CURRENT
V
F
T
A
= 25°C
1
0.6
0.2
Figure 4
125105856545255−15−35−55
1.225
1.23
1.235
1.24
1.245
T
A
− Free-Air Temperature − °C
− Reference Voltage − V
LT1004x-1.2
REFERENCE VOLTAGE
vs
FREE-AIR TEMPERATURE
V
Z
I
Z
= 100 µA
†
Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices.