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AK 09
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Product Detailed Parameters
- Description：DIODE SCHOTTKY 90V 700MA
- Series：-
- Mfr：Sanken Electric USA Inc.
- Package：Bulk
- Technology：Schottky
- Voltage - DC Reverse (Vr) (Max)：90 V
- Current - Average Rectified (Io)：700mA
- Voltage - Forward (Vf) (Max) @ If：810 mV @ 700 mA
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：-
- Current - Reverse Leakage @ Vr：1 mA @ 90 V
- Capacitance @ Vr, F：-
- Mounting Type：Through Hole
- Package / Case：Axial
- Supplier Device Package：-
- Operating Temperature - Junction：-40°C ~ 150°C
- Grade：-
- Qualification：-
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Overview
The AK09 is a silicon Schottky barrier diode manufactured by Sanken Electric USA Inc. It features a resin molded structure designed for high frequency rectification applications. The device supports a peak reverse voltage of 90V and an average forward current of 0.7A. Key electrical characteristics include a maximum forward voltage drop of 0.81V at 0.7A and a reverse leakage current of 1.0mA at VRM. The component operates within a junction temperature range of -40°C to +150°C.
Feature Summary
- Utilizes a silicon Schottky barrier diode structure for efficient high frequency rectification.
- Encapsulated in a resin molded package with UL94V-0 flammability rating.
Applications
- High frequency rectification circuits
Procurement Notes
Verify the specific datasheet version (61426-01) when sourcing components, as manufacturing specifications may evolve. Confirm that the procurement channel provides original manufacturer documentation to ensure compliance with the stated absolute maximum ratings and electrical characteristics. Cross-reference the marking codes K9 for type identification against official Sanken Electric labeling standards.
Selection Notes
Select this component for designs requiring a 90V peak reverse voltage capability and 0.7A average forward current handling. Ensure the application environment maintains lead temperatures within the derating curves provided in the specification sheet. Consider the thermal resistance of 22°C/W when calculating heat dissipation requirements for the resin molded package.
Part Context
The AK09 belongs to the category of discrete semiconductor diodes produced by Sanken Electric USA Inc. It is classified specifically as a silicon Schottky barrier diode intended for general purpose high frequency rectification tasks. The component utilizes a standard axial leaded package configuration suitable for through-hole mounting on printed circuit boards.
Replacement Considerations
The datasheet explicitly states that the AK09 is not recommended for new designs. Engineers should consult the manufacturer for updated alternatives or newer series components that offer improved performance metrics or extended availability for future product development cycles.
FAQ
What is the maximum forward voltage drop specified for the AK09?
The maximum forward voltage drop is 0.81V when measured at an average forward current of 0.7A.
How is the AK09 marked for identification purposes?
The type number is abbreviated as K9. The lot numbers consist of the last digit of the year and a month code ranging from 1-9 for January to September, O for October, N for November, and D for December.
