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Product Detailed Parameters
- Description：45V, 240A, SOT-227, POWER MODULE
- Series：-
- Mfr：SMC Diode Solutions
- Package：Bulk
- Technology：-
- Configuration：-
- FET Feature：-
- Drain to Source Voltage (Vdss)：-
- Current - Continuous Drain (Id) @ 25°C：-
- Rds On (Max) @ Id, Vgs：-
- Vgs(th) (Max) @ Id：-
- Gate Charge (Qg) (Max) @ Vgs：-
- Input Capacitance (Ciss) (Max) @ Vds：-
- Power - Max：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The SK2S240-45 is a dual independent diode module manufactured by SMC Diode Solutions. It features a 45 V maximum repetitive peak reverse voltage and a total average forward current of 240 A, configured as two independent 120 A channels. The device utilizes an SOT-227 package with screw mounting terminals. Key electrical characteristics include extremely low forward voltage (VF) and switching losses, alongside low reverse recovery charge (Qrr). The module operates within a junction temperature range of -55°C to +150°C and is designed for high-power rectification applications requiring robust thermal performance.
Feature Summary
- Dual independent configuration providing two separate rectifying channels within a single module
- Extremely low forward voltage drop to minimize conduction losses
- Optimized for low switching losses and reduced reverse recovery charge
- Robust SOT-227 mechanical construction with nickel-plated base plate and terminals
Applications
- High-current DC power supply rectification
- Industrial motor drive freewheeling circuits
- Uninterruptible Power Supply (UPS) systems
- Battery charging equipment
Procurement Notes
Verify the specific suffix designation against the manufacturer's official datasheet to confirm terminal plating and packaging variations. Ensure that the required thermal interface material compatibility matches the nickel-plated base plate specifications. Confirm that the mounting torque requirements align with the SOT-227 mechanical drawing provided in the product documentation before finalizing procurement orders.
Selection Notes
Select this component when application requirements demand high current handling capacity exceeding standard discrete diode limits. The dual independent structure allows for flexible circuit topologies without requiring complex parallel arrangements. Consider the low VF characteristic for efficiency-critical designs where thermal management is constrained. Verify that the 45 V rating provides sufficient margin for the specific system's peak reverse voltage transients.
Part Context
This module belongs to the SK2S series of high-power Schottky rectifiers from SMC Diode Solutions. The series is engineered for applications prioritizing efficiency and speed. The SK2S240-45 specifically addresses the need for compact, high-amperage solutions in power conversion stages. Its design supports modern demands for reduced energy loss in industrial and commercial power electronics environments.
Replacement Considerations
Direct replacements must match the 45 V rating, 240 A total current split into dual 120 A channels, and the SOT-227 footprint. Verify that substitute modules maintain equivalent or superior VF and Qrr specifications to ensure no degradation in system efficiency or thermal performance.
