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Product Detailed Parameters
- Description：DIODE STANDARD 75V 200MA DIE
- Series：-
- Mfr：Microchip Technology
- Package：Bulk
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：75 V
- Current - Average Rectified (Io)：200mA
- Voltage - Forward (Vf) (Max) @ If：1.2 V @ 100 mA
- Speed：Small Signal =< 200mA (Io), Any Speed
- Reverse Recovery Time (trr)：5 ns
- Current - Reverse Leakage @ Vr：500 nA @ 75 V
- Capacitance @ Vr, F：-
- Mounting Type：Surface Mount
- Package / Case：Die
- Supplier Device Package：Die
- Operating Temperature - Junction：-55°C ~ 175°C
- Grade：-
- Qualification：-
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Overview
The CD4148-O is a general-purpose silicon switching diode manufactured by Microchip Technology. It is supplied in a die package configuration, designed for surface mount applications. The component features a peak reverse voltage of 75 V and an average forward current rating of 200 mA. It is engineered for high-speed switching operations, making it suitable for computer and signal processing circuits.
Feature Summary
- High-speed switching capability for digital logic applications
- General-purpose silicon construction for reliability
- Die package format optimized for custom surface mount integration
Applications
- Computer logic circuits
- Signal switching networks
- High-speed digital interfaces
Procurement Notes
Verify the specific die attachment requirements and handling procedures for bare die components before procurement. Confirm that the ordering suffix '-O' corresponds to the exact tape-and-reel or bulk die configuration required for your assembly process. Ensure compatibility with your pick-and-place equipment specifications for unencapsulated semiconductor dies.
Selection Notes
Select this component when a standard 1N4148 switching characteristic is needed but a bare die form factor is required for space-constrained or custom packaging designs. Compare the 75V reverse voltage and 200mA forward current ratings against circuit demands. Consider thermal management strategies appropriate for exposed silicon dies during operation.
Part Context
This part belongs to Microchip's family of general-purpose silicon switching diodes. It serves as a functional equivalent to the industry-standard 1N4148 but in a die format rather than a traditional leaded or SMD package. This allows system integrators to embed the diode directly into substrates or hybrid circuits.
Replacement Considerations
Direct replacement requires verifying pinout and electrical equivalence with other 1N4148-type diodes. Standard packaged equivalents like 1N4148-W or 1N914 may require adapter solutions. Consult Microchip documentation for authorized substitute part numbers within the same product line.
