1N5248

Single Zener Diodes Overview

The SMC Diode Solutions 1N5248 is a silicon unidirectional Zener diode designed for voltage regulation and reference applications. It features a nominal Zener voltage of 18V with a tolerance of 20% and a maximum power dissipation of 0.5W. The device utilizes a DO-35 axial glass package, providing isolation between the component body and the circuit ground. It operates within a junction temperature range of -65°C to 175°C and includes a knee impedance of up to 600 Ω and a dynamic impedance of 21 Ω.

Single Zener Diodes Feature Summary

• Unidirectional voltage regulation capability using silicon technology
• Hermetically sealed glass axial construction for environmental protection
• High thermal stability supporting extended operating temperatures

Single Zener Diodes Applications

• Voltage reference circuits requiring stable DC levels
• Overvoltage protection in low-power electronic systems
• Clamping applications in signal processing paths

Single Zener Diodes Procurement Notes

Verify the specific manufacturer designation when sourcing, as the 1N5248 base number is utilized by multiple semiconductor producers including TDK, PANJIT, and Microsemi. Confirm that the selected unit matches the required package style and tolerance specifications. Ensure compliance with project-specific material restrictions and quality standards before integration into the design.

Single Zener Diodes Selection Notes

Select this component for designs requiring an 18V regulation point with moderate power handling capabilities. The DO-35 package suits through-hole mounting processes. Evaluate the 20% voltage tolerance against circuit sensitivity requirements. Consider the thermal management needs associated with the 0.5W power rating during continuous operation.

Single Zener Diodes Part Context

This component belongs to the standard 1N52xx series of Zener diodes, widely used for basic voltage regulation tasks. The 1N5248 specifically targets the 18V segment of this family. It serves as a fundamental discrete semiconductor element in analog and mixed-signal circuitry, offering a cost-effective solution for maintaining steady voltage potentials across various electronic assemblies.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers' 1N5248 variants such as those from PANJIT or Microsemi to ensure pinout and electrical parameter compatibility. Verify package dimensions match the existing footprint.