1N5237B_T50R

Single Zener Diodes Overview

The onsemi 1N5237B_T50R is a single silicon Zener diode designed for voltage regulation applications. It features an 8.2 V nominal Zener voltage with a 5% tolerance and operates at a test current of 20 mA. The device dissipates up to 500 mW of power and exhibits a maximum reverse leakage current of 3 µA at 6.5 V. It utilizes a DO-35 axial leaded package, supporting through-hole mounting. The component functions within a temperature range from -65 °C to +200 °C, ensuring stability across wide thermal conditions.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation using a unidirectional silicon Zener junction
• Constructed in a hermetically sealed glass axial-lead package for durability
• Capable of high-temperature operation suitable for demanding environments

Single Zener Diodes Applications

• Voltage reference circuits requiring precise potential levels
• Overvoltage protection stages in electronic systems
• Clamping applications for signal conditioning

Single Zener Diodes Procurement Notes

Verify the specific suffix _T50R against official manufacturer documentation to confirm tape-and-reel packaging details. Ensure the requested quantity aligns with standard reel sizes defined by onsemi. Cross-reference the datasheet revision date to validate electrical parameters before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when a standard 8.2 V regulation point is required in a through-hole configuration. Consider the 500 mW power dissipation limit and the 8 Ohm dynamic impedance for circuit design calculations. Verify that the operating environment remains within the specified -65 °C to +200 °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. These components are standardized across multiple manufacturers, offering interchangeable functionality for general-purpose voltage regulation. The 1N5237B designation specifically identifies the 8.2 V variant within this extensive family of axial-leaded regulators.

Single Zener Diodes Replacement Considerations

Compatible substitutes include Vishay MMSZ5237B and Micro Commercial Components 1N5237B-TP. Verify pinout compatibility and ensure equivalent voltage tolerance and power ratings match the original design requirements.