1N5262B

Single Zener Diodes Overview

The SMC Diode Solutions 1N5262B is a single-channel Zener diode designed for through-hole mounting in the DO-35 axial leaded package. It features a nominal Zener voltage of 51 V with a tolerance of ±5% and a maximum power dissipation of 500 mW. The device operates within a temperature range of -65 °C to +200 °C, with a test current of 2.5 mA and a maximum reverse leakage current of 100 nA at 39 V. Its dynamic impedance is specified at 125 Ω.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation via Zener breakdown characteristics
• Constructed with silicon material for reliable unidirectional operation
• Designed for high-temperature environments up to 200 °C junction temperature

Single Zener Diodes Applications

• Voltage reference circuits requiring precise potential levels
• Overvoltage protection stages in electronic systems
• General-purpose clipping and clamping applications

Single Zener Diodes Procurement Notes

Verify the manufacturer designation explicitly as SMC Diode Solutions when sourcing, as the 1N5262B part number is widely produced by multiple semiconductor vendors including Vishay and onsemi. Confirm that the specific procurement lot matches the required thermal and electrical specifications, particularly the maximum operating temperature and package dimensions, to ensure compatibility with existing design constraints.

Single Zener Diodes Selection Notes

Select this component when a through-hole solution is required for 51 V regulation with a 500 mW power rating. Ensure the application environment supports the specified operating temperature range. Compare against surface-mount alternatives like the MMSZ5262B if board space is limited, noting the difference in package footprint and thermal handling capabilities between axial leads and SMD formats.

Single Zener Diodes Part Context

This component belongs to the standard 1N52xx series of Zener diodes, which are widely utilized for basic voltage regulation tasks. The 'B' suffix typically denotes a tighter voltage tolerance compared to non-suffixed variants. As an axial leaded device, it is suited for legacy designs or applications requiring robust mechanical mounting stability in printed circuit board assemblies.

Single Zener Diodes Replacement Considerations

Cross-reference with Vishay 1N5262B-TR or onsemi 1N5262B_T50A for identical electrical performance in through-hole configurations. Verify pinout orientation and physical dimensions before substitution to maintain mechanical fit.