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LM285-2.5 PDF预览

LM285-2.5

更新时间: 2024-09-18 22:35:47
品牌 Logo 应用领域
德州仪器 - TI /
页数 文件大小 规格书
14页 262K
描述
MICROPOWER VOLTAGE REFERENCES

LM285-2.5 数据手册

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SLVS023I − JANUARY 1989 − REVISED FEBRUARY 2005  
LM285-2.5 . . . D PACKAGE  
LM385-2.5, LM385B-2.5 . . . D OR PW PACKAGE  
(TOP VIEW)  
D
Operating Current Range . . . 20 µA to  
20 mA  
D
1.5% and 3% Initial Voltage Tolerance  
NC  
NC  
NC  
CATHODE  
NC  
NC  
1
2
3
4
8
7
6
5
D
Reference Impedance  
− LM385 . . . 1 Max at 25°C  
− All Devices . . . 1.5 Max Over Full  
Temperature Range  
ANODE  
NC  
D
D
Very Low Power Consumption  
NC − No internal connection  
Applications  
LM285-2.5, LM385-2.5, LM385B-2.5 . . . LP PACKAGE  
(TOP VIEW)  
− Portable Meter References  
− Portable Test Instruments  
− Battery-Operated Systems  
− Current-Loop Instrumentation  
− Panel Meters  
ANODE  
CATHODE  
NC  
D
Interchangeable With Industry-Standard  
LM285-2.5 and LM385-2.5  
NC − No internal connection  
description/ordering information  
These micropower two-terminal band-gap voltage references operate over a 20-µA to 20-mA current range and  
feature exceptionally low dynamic impedance and good temperature stability. On-chip trimming provides tight  
voltage tolerance. The band-gap reference for these devices has low noise and long-term stability.  
ORDERING INFORMATION  
V
ORDERABLE  
PART NUMBER  
TOP-SIDE  
MARKING  
Z
T
A
PACKAGE  
TOLERANCE  
Tube of 75  
LM385D-2-5  
SOIC (D)  
385-25  
Reel of 2000  
Tube of 1000  
Reel of 2000  
Tube of 150  
Reel of 2000  
Tube of 75  
LM385DR-2-5  
LM385LP-2-5  
LM385LPR-2-5  
LM385PW-2-5  
LM385PWR-2-5  
LM385BD-2-5  
LM385BDR-2-5  
LM385BLP-2-5  
LM385BLPR-2-5  
LM385BPW-2-5  
LM385BPWR-2-5  
LM285D-2-5  
3%  
TO226/TO-92 (LP)  
TSSOP (PW)  
SOIC (D)  
385-25  
385-25  
385B25  
385-25  
385B25  
285-25  
0°C to 70°C  
Reel of 2000  
Tube of 1000  
Reel of 2000  
Tube of 150  
Reel of 2000  
Tube of 75  
1.5%  
1.5%  
TO226/TO-92 (LP)  
TSSOP (PW)  
SOIC (D)  
Reel of 2000  
Tube of 1000  
Reel of 2000  
LM285DR-2-5  
LM285LP-2-5  
LM285LPR-2-5  
−40°C to 85°C  
285-25  
285-25  
TO226/TO-92 (LP)  
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at  
www.ti.com/sc/package.  
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
ꢒꢥ  
Copyright 2005, Texas Instruments Incorporated  
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ꢠꢞ  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

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