The popular 1N5985 thru 1N6031 series of 0.5 watt Zener Voltage Regulators provides a selection from 2.4 to 200 volts in standard 5% or 10% tolerances as well as tighter tolerances identified by different suffix letters on the part number. These glass axial-leaded DO-35 Zeners are also available in various military screening levels by adding a prefix identifier as described in the Features section. Microsemi also offers numerous other Zener products to meet higher and lower power applications.
This document provides technical data for the Microsemi 1N5985 through 1N6031 series of 0.5 watt Zener Voltage Regulators. These glass axial-leaded DO-35 components offer a voltage selection from 2.4 to 200 volts in standard 5% or 10% tolerances, with tighter options available via suffix letters.
The datasheet details maximum ratings, including power dissipation and operating temperatures, alongside a comprehensive table of electrical characteristics for each part number. It also includes graphical data for capacitance versus voltage and power derating curves, along with mechanical package dimensions.
| Power dissipation at 25°C | 0.5 watts |
|---|---|
| Operating and Storage temperature | -65C to +175°C |
| Forward voltage @200 mA | 1.1 volts (maximum) |
| Voltage range | 2.4 to 200 volts |
| Package type | DO-35 (DO-204AH) |
| Weight | 0.2 grams |
Standard voltage tolerances are plus/minus 5% with B suffix and 10% with A suffix identification.
Yes, tight tolerances are available in plus or minus 2% or 1% with C or D suffix respectively.
The thermal resistance is 250 °C/W junction to lead at 3/8 inch lead length from body.