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1N974B - Zener Diodes

Download the 1N974B datasheet PDF. This datasheet also covers the 1N957B-GOOD variant, as both devices belong to the same zener diodes family and are provided as variant models within a single manufacturer datasheet.

Key Features

  • Silicon Planar Power Zener Diodes. Standard Zener voltage tolerance is ±5% for “A” suffix, and ±10% for “B” suffix . Other tolerances are available upon request. Zener Diodes Power Dissipation 500mW Mechanical Data Case: DO-35 Glass Case Weight: approx. 0.13 gram Maximum Ratings and Thermal Characteristics (TA=25oC unless otherwise noted) Parameter Symbol Value Unit Zener current (see Table "Characteristics") Power dissipation at TL=25oC Ptot 500 (1) mW Thermal resistance junction.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (1N957B-GOOD-ARK.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number 1N974B
Manufacturer GOOD-ARK
File Size 47.58 KB
Description Zener Diodes
Datasheet download datasheet 1N974B Datasheet

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Other Datasheets by GOOD-ARK

Part Number Description
1N970B Zener Diodes
1N971B Zener Diodes
1N972B Zener Diodes
1N973B Zener Diodes
1N975B Zener 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
1N957 thru 1N984 Nominal Zener Voltage 6.8 to 91 Volts Features Silicon Planar Power Zener Diodes. Standard Zener voltage tolerance is ±5% for “A” suffix, and ±10% for “B” suffix . Other tolerances are available upon request. Zener Diodes Power Dissipation 500mW Mechanical Data Case: DO-35 Glass Case Weight: approx. 0.13 gram Maximum Ratings and Thermal Characteristics (TA=25oC unless otherwise noted) Parameter Symbol Value Unit Zener current (see Table "Characteristics") Power dissipation at TL=25oC Ptot 500 (1) mW Thermal resistance junction to ambient air RθJA 300 (1) oC/W Junction temperature Tj 175 oC Storage temperature range TS -65 to +175 oC Notes: 1. Valid provided that leads at a distance of 3/8" from case are kept at ambient temperature.