ZMM5244B-7

Single Zener Diodes Overview

The ZMM5244B-7 is a surface-mount zener diode manufactured by Vishay General Semiconductor - Diodes Division. It features a nominal zener voltage of 14 V with a tolerance of ±5%. The device has a power dissipation rating of 500 mW and operates within a temperature range of -65 °C to +175 °C. Key electrical parameters include a maximum reverse leakage current of 100 nA, a zener impedance of 15 Ohms, and a test current of 9 mA. The component utilizes an SOD-80C (Mini MELF) package with physical dimensions of 3.4 mm in length, 1.4 mm in width, and 1.4 mm in height.

Single Zener Diodes Feature Summary

• Surface mount construction in a Mini MELF (SOD-80C) package for automated assembly
• High operating junction temperature capability up to +175 °C
• Low reverse leakage current specification of 100 nA maximum
• Single configuration zener diode design

Single Zener Diodes Applications

• Voltage reference circuits requiring stable 14 V levels
• Overvoltage protection in low-power electronic systems
• Clamping applications in signal processing paths
• General purpose regulation in consumer electronics

Single Zener Diodes Procurement Notes

Verify the specific manufacturer designation when sourcing, as the part number appears associated with both Rectron and Vishay General Semiconductor in public listings. Confirm the package type matches the required SOD-80C footprint. Ensure compliance with RoHS and REACH standards if applicable to your manufacturing process. Check datasheet revisions for any updates to electrical characteristics or mechanical drawings before finalizing procurement.

Single Zener Diodes Selection Notes

Select this component for applications requiring a compact surface-mount zener diode with high thermal stability. The 500 mW power rating suits low-current regulation tasks. Consider the 15 Ohm zener impedance for noise-sensitive designs. The wide operating temperature range makes it suitable for industrial environments. Verify that the 14 V breakdown voltage aligns with the circuit's reference requirements.

Single Zener Diodes Part Context

The ZMM5244B-7 belongs to the ZMM52 series of surface-mount zener diodes. This series offers various voltage options in the Mini MELF package. The component is categorized under Diodes & Rectifiers. It serves as a solid-state alternative to through-hole zener diodes in space-constrained designs. The series is widely used in general-purpose electronic equipment.

Single Zener Diodes Replacement Considerations

Publicly confirmed substitute part numbers include 1N5244BUR-1/TR from Microchip Technology. Verify pinout compatibility and electrical parameter equivalence before substitution. Ensure the replacement component meets the same package and thermal requirements.