1N4448-TP

Overview

The MCC 1N4448-TP is a silicon switching diode in a DO-35 axial leaded package. It features a peak reverse voltage of 100V and an average rectified current of 150mA. The device has a maximum instantaneous forward voltage of 1.0V at 100mA and a reverse recovery time of 4ns. Power dissipation is rated at 500mW, with a junction temperature range from -55°C to +150°C.

Feature Summary

• Metalurgically bonded construction for durability
• Low current leakage characteristics
• Fast switching speed suitable for general applications

Applications

• General purpose switching circuits
• High frequency rectification
• Clamping and protection applications

Procurement Notes

Verify the component is genuine by checking for authorized distributor status. Confirm the specific suffix matches the required packaging type (Tape & Reel, Ammo, or Bulk). Ensure the datasheet revision aligns with design requirements as the part is not recommended for new designs.

Selection Notes

Select this component for low-cost axial lead applications requiring fast switching. Consider the 150mA current limit and 500mW power dissipation when designing thermal management. Verify compatibility with existing PCB footprints for the DO-35 package.

Part Context

This part belongs to the standard 1N4448 family of small signal switching diodes manufactured by Micro Commercial Components. It serves as a direct replacement for generic 1N4448 specifications while offering specific manufacturing standards from MCC.

Replacement Considerations

Direct replacements include other manufacturers' 1N4448 variants. Verify pinout and package dimensions match the DO-35 form factor before substitution.