1N5242/TR

Single Zener Diodes Overview

The Microchip Technology 1N5242/TR is a single Zener diode designed for surface-mount applications in the DO-213AA package. It features a nominal Zener voltage of 12 V with a tolerance of ±5%. The device supports a maximum power dissipation of 500 mW and operates within a junction temperature range of -65°C to 175°C. Key electrical characteristics include a maximum Zener impedance of 30 Ohms, a reverse leakage current of 1 µA at 9.1 V, and a forward voltage of 1.1 V at 200 mA.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation via Zener breakdown mechanism
• Engineered for high-temperature reliability up to 175°C junction temperature
• Optimized for automated surface-mount assembly processes

Single Zener Diodes Applications

• Voltage reference circuits requiring precise 12 V levels
• Overvoltage protection stages in compact electronic assemblies
• Clamping applications in signal conditioning paths

Single Zener Diodes Procurement Notes

Verify the specific suffix against official Microchip documentation to confirm package type and testing standards. Ensure compatibility with surface-mount reflow profiles. Confirm RoHS compliance status through current datasheets before integration into regulated designs.

Single Zener Diodes Selection Notes

Select this component when a 12 V Zener voltage is required in a small surface-mount footprint. Consider the 500 mW power rating and 30 Ohm impedance for load regulation needs. Evaluate thermal management requirements given the 175°C operating limit.

Single Zener Diodes Part Context

This part belongs to the standard Zener diode family manufactured by Microchip Technology. It utilizes the DO-213AA (SMB) surface-mount package, distinguishing it from through-hole variants like the 1N5242B. The series offers various voltage options for general-purpose regulation tasks.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering 12 V Zener diodes in DO-213AA packages. Verify pinout compatibility and thermal resistance values. Check for equivalent impedance and leakage specifications to ensure circuit performance parity.