1N5265B

Single Zener Diodes Overview

The SMC Diode Solutions 1N5265B is a silicon planar Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 62 V with a tolerance of ±5%. The device is rated for a maximum power dissipation of 0.5 W at 25°C ambient temperature. It utilizes a DO-35 axial leaded package, suitable for through-hole mounting. Key electrical characteristics include a reverse leakage current of 100 nA and a Zener impedance of 185 Ohms at a test current of 2 mA. The component operates within a junction temperature range of -65°C to +175°C.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation in the reverse breakdown region
• Utilizes silicon planar technology for consistent performance
• Features sharp reverse characteristics for precise clamping

Single Zener Diodes Applications

• Voltage reference circuits
• Overvoltage protection stages
• Biasing networks in analog electronics

Single Zener Diodes Procurement Notes

Verify the manufacturer designation on the component marking to confirm SMC Diode Solutions origin, as this part number is widely produced by multiple vendors including Vishay and Microsemi. Ensure the specific datasheet from SMC Diode Solutions is consulted for exact thermal derating curves and mechanical dimensions, as variations may exist between different manufacturers' implementations of the same JEDEC-style part number.

Single Zener Diodes Selection Notes

Select this component when a 62 V regulated voltage point is required in low-power circuits. The 0.5 W power rating limits its use to applications where the series resistor can effectively limit current. Consider the DO-35 package size for board space constraints. Verify that the operating environment stays within the specified temperature range to maintain the ±5% voltage tolerance accuracy.

Single Zener Diodes Part Context

The 1N5265B belongs to the standard 1N52xxB series of 0.5 W Zener diodes. This series is commonly used in general-purpose electronic designs requiring simple voltage stabilization. The 'B' suffix typically denotes a tighter tolerance compared to non-suffixed variants. It is a legacy part number standardized across the semiconductor industry for interchangeable functionality among major diode manufacturers.

Single Zener Diodes Replacement Considerations

Direct replacements include Vishay 1N5265B and Microsemi MSP1N5265B. When substituting, verify that the replacement's Zener impedance and leakage current specifications meet the circuit requirements. Ensure the physical package dimensions are compatible with the existing footprint.