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1N991BUR-1 - Silicon MELF 500mW Zener Diodes

Download the 1N991BUR-1 datasheet PDF. This datasheet also covers the 1N957BUR-1 variant, as both devices belong to the same silicon melf 500mw zener diodes family and are provided as variant models within a single manufacturer datasheet.

General Description

The popular 1N957BUR-1 through 1N992BUR-1 series of 0.5 watt Zener voltage regulators provides a selection from 6.8 to 200 volts in a standard 5%, 2% and 1% tolerance versions.

Key Features

  • JEDEC registered 1N957B to 1N992B number series.
  • Internal metallurgical bond.
  • JAN, JANTX, and JANTXV qualifications are available per MIL-PRF-19500/117 for part numbers 1N962BUR-1 through 1N992BUR-1.
  • Upscreening is available in reference to MIL-PRF-19500 for the range of 1N957.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (1N957BUR-1-Microsemi.pdf) that lists specifications for multiple related part numbers.

More Datasheets from Microsemi (now Microchip Technology)

Part Number Description
1N991B Silicon 500mW Zener Diodes
1N991B-1 Silicon 500mW Zener Diodes
1N990B Silicon 500mW Zener Diodes
1N990B-1 Silicon 500mW Zener Diodes
1N990BUR-1 Silicon MELF 500mW Zener Diodes
1N992B Silicon 500mW Zener Diodes
1N992B-1 Silicon 500mW Zener Diodes
1N992BUR-1 Silicon MELF 500mW Zener Diodes
1N914 Glass Axial Switching Diode
1N935 9.0 Volt Temperature Compensated Zener Reference Diodes

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.

View original datasheet text
1N957BUR-1 – 1N992BUR-1 Available on commercial versions Silicon MELF 500 mW Zener Diodes Qualified per MIL-PRF-19500/117 DESCRIPTION The popular 1N957BUR-1 through 1N992BUR-1 series of 0.5 watt Zener voltage regulators provides a selection from 6.8 to 200 volts in a standard 5%, 2% and 1% tolerance versions. These glass MELF DO-213AA Zeners feature an internal metallurgical bond and are available in military qualified and commercial RoHS compliant versions. Military qualified versions are available on the 1N962BUR-1 through 1N992BUR-1 range of part numbers. Qualified Levels*: JAN, JANTX, and JANTXV Important: For the latest information, visit our website http://www.microsemi.com. FEATURES • JEDEC registered 1N957B to 1N992B number series. • Internal metallurgical bond.