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DKI04103 is listed in the Single FETs, MOSFETs range at ChipApex. The manufacturer field lists Sanken Electric USA Inc.. Its product description is MOSFET N-CH 40V 29A TO252. Review the specifications below when checking this part for your BOM.
Single FETs, MOSFETs specifications for DKI04103
- Description：MOSFET N-CH 40V 29A TO252
- Series：-
- Mfr：Sanken Electric USA Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- FET Type：N-Channel
- Technology：MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss)：40 V
- Current - Continuous Drain (Id) @ 25°C：29A (Tc)
- Drive Voltage (Max Rds On, Min Rds On)：4.5V, 10V
- Rds On (Max) @ Id, Vgs：11.5mOhm @ 18.8A, 10V
- Vgs(th) (Max) @ Id：2.5V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs：14.5 nC @ 10 V
- Vgs (Max)：±20V
- Input Capacitance (Ciss) (Max) @ Vds：990 pF @ 25 V
- FET Feature：-
- Power Dissipation (Max)：32W (Tc)
- Operating Temperature：150°C (TJ)
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Supplier Device Package：TO-252
- Package / Case：TO-252-3, DPAK (2 Leads + Tab), SC-63
Single FETs, MOSFETs datasheet and documents for DKI04103
Single FETs, MOSFETs Overview
The DKI04103 is a 40 V N-channel Trench Power MOSFET manufactured by Sanken Electric. It features a maximum continuous drain current of 29 A and a low on-resistance of 11.8 mΩ max at VGS = 10 V. The device supports 4.5 V gate drive with a total gate charge of 5.1 nC, enabling high-speed switching. Packaged in TO-252, it includes 100% UIS testing and RoHS compliance.
Single FETs, MOSFETs Feature Summary
- Low on-resistance for efficient power conduction
- Capable of operation with 4.5 V gate drive voltage
- High-speed switching characteristics enabled by low total gate charge
- Validated reliability through 100% Unclamped Inductive Switching (UIS) testing
Single FETs, MOSFETs Applications
- DC-DC converters
- Synchronous rectification circuits
- General-purpose power supplies
Single FETs, MOSFETs Procurement Notes
Verify the component revision against the datasheet Rev.1.5 dated Mar. 11, 2015. Confirm that the TO-252 package matches the required footprint dimensions. Ensure storage conditions remain within standard temperature and humidity ranges to prevent lead oxidation before soldering.
Single FETs, MOSFETs Selection Notes
Select this component for applications requiring low conduction losses at 40 V. Evaluate thermal resistance values based on PCB copper pad size. Consider derating factors for junction temperature and ambient conditions to ensure long-term reliability in general purpose electronic equipment.
Single FETs, MOSFETs Part Context
This part belongs to Sanken Electric's trench MOSFET lineup designed for power conversion efficiency. It utilizes advanced trench technology to minimize on-resistance while maintaining robust avalanche energy handling capabilities suitable for inductive load switching environments.
Single FETs, MOSFETs Replacement Considerations
The datasheet explicitly marks this component as 'Not Recommended for New Designs.' Engineers should consult Sanken Electric sales representatives for updated alternatives or newer generation devices intended for modern designs.
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