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LM385B-1.2 - Micropower Voltage Reference Diode

Download the LM385B-1.2 datasheet PDF. This datasheet also covers the LM385-1.2 variant, as both devices belong to the same micropower voltage reference diode family and are provided as variant models within a single manufacturer datasheet.

General Description

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.

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Note: The manufacturer provides a single datasheet file (LM385-1.2_NationalSemiconductor.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LM285-1.2, LM385-1.2, LM385B-1.2 MICROPOWER VOLTAGE REFERENCES 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 Designed to be Interchangeable With National LM285-1.2 and LM385-1.