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LM285-1.2 数据表(PDF) 1 Page - Texas Instruments |
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LM285-1.2 数据表(HTML) 1 Page - Texas Instruments |
1 / 15 page LM2851.2, LM3851.2, LM385B1.2 MICROPOWER VOLTAGE REFERENCES SLVS075H − APRIL 1989 − REVISED FEBRUARY 2005 1 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 D Operating Current Range − LM285 ...10 µA to 20 mA − LM385 ...15 µA to 20 mA − LM385B ...15 µA to 20 mA D 1% and 2% Initial Voltage Tolerance D Reference Impedance − LM385 ...1 Ω Max at 25°C − All Devices . . . 1.5 Ω Max Over Full Temperature Range D Very Low Power Consumption D Applications − Portable Meter References − Portable Test Instruments − Battery-Operated Systems − Current-Loop Instrumentation − Panel Meters D Interchangeable With Industry Standard LM285-1.2 and LM385-1.2 description/ordering information These micropower, two-terminal, band-gap voltage references operate over a 10- 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 TA VZ TOLERANCE PACKAGE† ORDERABLE PART NUMBER TOP-SIDE MARKING SOIC (D) Tube of 75 LM385D-1-2 385-12 SOIC (D) Reel of 2000 LM385DR-1-2 385-12 SOP (PS) Reel of 2000 LM385PSR-1-2 L385-12 2% TO-226 / TO-92 (LP) Tube of 1000 LM385LP-1-2 385-12 2% TO-226 / TO-92 (LP) Reel of 2000 LM385LPR-1-2 385-12 TSSOP (PW) Tube of 150 LM385PW-1-2 385-12 0 °C to 70°C TSSOP (PW) Reel of 2000 LM385PWR-1-2 385-12 0 C to 70 C SOIC (D) Tube of 75 LM385BD-1-2 385B12 SOIC (D) Reel of 2000 LM385BDR-1-2 385B12 1% TO-226 / TO-92 (LP) Tube of 1000 LM385BLP-1-2 385-12 1% TO-226 / TO-92 (LP) Reel of 2000 LM385BLPR-1-2 385-12 TSSOP (PW) Tube of 150 LM385BPW-1-2 385B12 TSSOP (PW) Reel of 2000 LM385BPWR-1-2 385B12 SOIC (D) Tube of 75 LM285D-1-2 285-12 −40 °C to 85°C 1% SOIC (D) Reel of 2000 LM285DR-1-2 285-12 −40 C to 85 C 1% TO-226 / TO-92 (LP) Tube of 1000 LM285LP-1-2 285-12 † Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at www.ti.com/sc/package. Copyright 2005, Texas Instruments Incorporated PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. 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. 1 2 3 4 8 7 6 5 NC NC NC ANODE CATHODE NC NC NC LM285-1.2 ... D PACKAGE LM385-1.2 . . . D, PS, OR PW PACKAGE LM385B-1.2 ...D OR PW PACKAGE (TOP VIEW) NC − No internal connection LM285-1.2, LM385-1.2, LM385B-1.2 . . . LP PACKAGE (TOP VIEW) NC − No internal connection NC CATHODE ANODE |
类似零件编号 - LM285-1.2 |
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类似说明 - LM285-1.2 |
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