The 1N3821‑1N3830 series are 1.0 W metal‑silicon Zener diodes covering a voltage range of 3.3 V to 200 V. The datasheet lists maximum ratings, power‑dissipation limits, and typical electrical characteristics for design use.
Mechanical data include a hermetically sealed metal‑glass case, lead temperature rating of 230 °C, and a weight of about 1.4 g. Thermal response curves and surge‑current capabilities are provided to aid worst‑case design and reliability analysis.
| Power Dissipation (25 °C) | 1.0 Watt |
|---|---|
| Zener Voltage Range | 3.3 V – 200 V |
| Weight | 1.4 g (approx) |
| Surge Rating (10 ms) | 100 Watt |
The diodes can dissipate up to 1.0 Watt at a case temperature of 25 °C.
The series is available from 3.3 V up to 200 V Zener voltage.
They are rated for a surge of up to 100 Watt for a 10 ms pulse.