参数资料
型号: LT1004Y-1-2
厂商: TEXAS INSTRUMENTS INC
元件分类: 基准电压源/电流源
英文描述: 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 1.235 V, UUC3
封装: DIE-3
文件页数: 3/13页
文件大小: 201K
代理商: LT1004Y-1-2
LT1004-1.2, LT1004-2.5
MICROPOWER INTEGRATED VOLTAGE REFERENCES
SLVS022H – JANUARY 1989 – REVISED JULY 1999
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
Figure 22. 2.5-V Reference
5 V
50 k
2.5 V
LT1004-2.5
Figure 23. High-Stability 5-V Regulator
+
VI ≥ 8 V
10
F
IN
OUT
LT1084
ADJ
5 V
+
10
F
301
1%
100
1%
LT1004-2.5
Figure 24. Ground-Referenced Current Source
15 V
2 k
LT1004-1.2
TLE2027
+
R1
(see Note A)
–5 V
IO (see Note A)
May be increased for small output currents
NOTE A: R1
2 V
IO + 10 A
, IO =
1.235 V
R1
Figure 25. Amplifier With Constant Gain
Over Temperature
VCC+ ≥ 5 V
Output
2N3904
60 k
VCC– ≤ –5 V
250 k
250 k
Input
LT1004-1.2
200 k
Figure 26. 1.2-V Reference From 1.5-V Battery
1.5 V (see Note A)
3 k
1.235 V
LT1004-1.2
NOTE A: Output regulates down to 1.285 V for IO = 0.
Figure 27. Terminal Current Source
With Low Temperature Coefficient
V+
R
6.8 k
R
≤ 5 k
LT1004-1.2
LM334
IO
1.3 V
R
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