1N5343B..1N5388B 5W Glass Passivated Zener Diode is used for high power applications, with high temperature stability and low leakage current.
The Fagor 1N5343B‑1N5388B series are 5 W glass‑passivated Zener diodes offered in a DO‑201AE plastic package. They cover a voltage range from 7.5 V to 200 V and are designed for applications requiring stable voltage regulation.
The datasheet provides mounting guidelines, maximum ratings, electrical characteristics, and thermal performance curves. Key parameters include a forward voltage drop of 3.0 V at 3 A, a thermal resistance of 20 °C/W (10 mm lead length), and an operating temperature range of –55 °C to +175 °C.
| Power Dissipation | 5 W |
|---|---|
| Package | DO‑201AE (plastic) |
| Operating Temperature Range | –55 °C to +175 °C |
| Maximum Forward Voltage Drop | 3.0 V at 3 A |
| Thermal Resistance (10 mm lead) | 20 °C/W |
| Maximum Solder Temperature | 350 °C |
| Minimum Distance from Body to Soldering Point | 4 mm |
The diodes can dissipate up to 5 W continuously.
Do not exceed a solder temperature of 350 °C, keep soldering time under 3.5 seconds, and maintain at least 4 mm distance from the body to the soldering point.
They are rated for operation from –55 °C up to +175 °C.