1N5248B-1

Single Zener Diodes Overview

The Microchip Technology 1N5248B-1 is a single silicon Zener diode designed for voltage regulation applications. It features an 18 V nominal Zener voltage with a 5% tolerance, tested at 7 mA. The device operates in a DO-204AH (DO-35) axial leaded package, supporting through-hole mounting. It dissipates up to 500 mW of power and withstands reverse currents up to 100 nA. The unit maintains functionality across a wide temperature range from -65 °C to +175 °C, offering a dynamic impedance of 21 Ohms.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation using a single unidirectional silicon junction
• Utilizes glass axial-leaded construction for robust environmental sealing
• Supports extended thermal operation suitable for demanding industrial conditions

Single Zener Diodes Applications

• Precision voltage reference circuits
• Overvoltage protection stages
• General-purpose voltage regulation

Single Zener Diodes Procurement Notes

Verify the specific suffix designation against official Microchip documentation to confirm exact screening levels or tolerance grades. Ensure the procurement channel sources directly from authorized distributors to guarantee component authenticity and traceability. Confirm RoHS compliance status and packaging format requirements prior to finalizing orders.

Single Zener Diodes Selection Notes

Select this component when a standard 18 V regulation point is required within a low-power through-hole design. Consider the 500 mW dissipation limit and 21 Ohm impedance characteristics for circuit stability. Verify that the operating environment remains within the specified -65 °C to +175 °C range for reliable performance.

Single Zener Diodes Part Context

This part belongs to the widely recognized 1N52xx series of 0.5 W Zener diodes manufactured by Microchip Technology. The series offers various voltage options in standard DO-35 packages, serving as a fundamental discrete semiconductor solution for basic voltage control tasks across diverse electronic systems.

Single Zener Diodes Replacement Considerations

Direct substitutes include parts from other manufacturers adhering to the same JEDEC outline and electrical specifications. Cross-reference alternative suppliers for equivalent 18 V, 500 mW, DO-35 Zener diodes if supply constraints exist.