1N458A_T50R

Single Diodes Overview

The onsemi 1N458A_T50R is a general-purpose silicon switching diode designed for high-conductance and low-leakage applications. It features a peak reverse voltage of 75 V and an average rectified forward current of 200 mA. The device utilizes a DO-35 axial leaded package, suitable for through-hole mounting. Key electrical characteristics include a maximum forward voltage of 1.0 V at the rated current and a low reverse leakage current of 25 nA at the maximum reverse voltage. The component supports a junction temperature range from -65°C to +175°C, ensuring reliable operation in demanding environments.

Single Diodes Feature Summary

• High conductance performance with low forward voltage drop
• Low reverse leakage current for improved efficiency
• Hermetically sealed glass axial package for environmental protection

Single Diodes Applications

• General purpose signal switching circuits
• Protection against voltage spikes in electronic systems
• Clamping applications in digital logic interfaces

Single Diodes Procurement Notes

Verify the specific suffix T50R against official manufacturer documentation to confirm packaging configuration. Confirm current manufacturing status as part numbers may be obsolete or superseded by newer equivalents. Ensure compliance with RoHS directives if required for the target application. Cross-reference datasheet parameters with actual supplier specifications prior to integration.

Single Diodes Selection Notes

Select this component when a standard small-signal switching diode with robust thermal capabilities is required. The DO-35 package offers a compact footprint for space-constrained designs. Consider the 75 V reverse voltage rating to ensure adequate margin over operating voltages. Evaluate the 200 mA current handling capability against circuit load requirements.

Single Diodes Part Context

The 1N458A belongs to the standard 1N45x series of general-purpose silicon switching diodes manufactured by onsemi. These devices are widely used in consumer electronics and industrial equipment for basic rectification and signal processing tasks. The T50R suffix typically denotes tape and reel packaging for automated assembly processes.

Single Diodes Replacement Considerations

Equivalent parts include the 1N4448 and 1N914, which share similar electrical characteristics and package types. Verify pinout compatibility and thermal resistance values before substitution. Ensure that any replacement meets the same voltage and current ratings specified for the original design.