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Product Detailed Parameters
- Description：DIODE STD 600V 500MA DO204AH
- Series：-
- Mfr：Microchip Technology
- Package：Bulk
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：600 V
- Current - Average Rectified (Io)：500mA
- Voltage - Forward (Vf) (Max) @ If：1 V @ 400 mA
- Speed：Standard Recovery >500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：-
- Current - Reverse Leakage @ Vr：50 nA @ 600 V
- Capacitance @ Vr, F：-
- Mounting Type：Through Hole
- Package / Case：DO-204AH, DO-35, Axial
- Supplier Device Package：DO-204AH (DO-35)
- Operating Temperature - Junction：-65°C ~ 175°C
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Overview
The Microchip Technology 1N6663 is a standard recovery rectifier diode designed for through-hole mounting in the DO-204AH (DO-35) axial leaded package. It features a maximum repetitive peak reverse voltage of 600 V and an average forward rectified current rating of 500 mA. The device exhibits a maximum forward voltage drop of 1 V at 400 mA and a low reverse leakage current of 50 nA at 600 V. It supports a maximum surge current of 5 A and operates within a junction temperature range of -65°C to +175°C.
Feature Summary
- Standard recovery rectifier configuration suitable for general-purpose power conversion applications
- High thermal stability with extended operating junction temperature range up to 175°C
- Robust surge current handling capability for transient load protection
- Low reverse leakage current ensuring efficient blocking performance at high voltages
Applications
- General purpose rectification in AC/DC power supplies
- Protection circuits requiring high reverse voltage blocking
- Industrial equipment power stages
- Automotive electronics systems
Procurement Notes
Verify component authenticity by checking manufacturer markings against official datasheet specifications. Confirm package type matches DO-204AH requirements. Ensure RoHS compliance status aligns with project constraints, as this specific part may not meet all environmental directives. Validate supplier authorization to prevent counterfeit components.
Selection Notes
Select this component when a standard recovery diode with 600V blocking capability and 500mA continuous current rating is required. Consider the DO-35 package size for board space limitations. Evaluate thermal management needs given the 175°C junction limit. Compare forward voltage characteristics against alternative rectifiers for efficiency optimization in low-voltage drop scenarios.
Part Context
The 1N6663 belongs to Microchip's legacy rectifier portfolio, maintaining compatibility with established MIL-spec designs. It serves as a direct replacement for older silicon rectifier standards in industrial and military applications. The product line emphasizes reliability and long-term availability for critical infrastructure systems requiring proven semiconductor technology.
Replacement Considerations
Direct substitutes include equivalent 600V 500mA standard recovery diodes in DO-35 packages from other manufacturers. Verify pinout compatibility and thermal resistance parameters before substitution. Cross-reference electrical specifications to ensure adequate margin for surge currents and reverse voltage ratings.
