1N5441 to 1N5476 are general purpose abrupt varactor diodes with capacitance ranging from 6.8 to 100 pF, tuning ratio from 2.5 to 3.3, and minimum quality factor from 450 to 175.
This document provides technical data for a series of general purpose abrupt varactor diodes manufactured by Knox. The covered part numbers range from 1N5441 to 1N5476, offering various capacitance values between 2.5 pF and 3.3 pF at specific DC voltages.
Key specifications include a minimum quality factor of 175 at -4 Vdc for most parts, with some military-approved variants reaching up to 600. The devices are housed in DO-7 packages and feature a standard reverse breakdown voltage of 30V.
| Package style | DO-7 |
|---|---|
| DC Power Dissipation @ Ta =25°C | 400 mw |
| Min Reverse Breakdown Voltage @Ir=10pA | 30V |
| Max Reverse Current (Ir) @ 25 Vde | 0.02 pA |
| Operating Temperature (Topr) | -65 to +175°C |
Suffix B and C denote military approval for JAN, JANTX, and JANTXV specifications.
The minimum reverse breakdown voltage is 30V.
The DC power dissipation is 400 mw.
The operating temperature range is -65 to +175°C.