2SK2145

Junction FET (Surface mount type) 2 in 1

Data sheet

2SK2145 Data sheet/Japanese[Mar,2014]PDF: 268KB

Data sheet

2SK2145 Data sheet/English[Mar,2014]PDF: 303KB

Reliability Information

Reliability Data[Sep,2024]PDF: 276KB

Environment Information

Certificate Regarding EU RoHS(2011/65/EU)Controlled Substances[Mar,2025]PDF: 86KB

Environment Information

Certificate on Content of SVHC of REACH[Mar,2025]PDF: 85KB

Application Note

MOSFET SPICE model grade[May,2023]PDF: 1639KB

Application Note

Electrical Characteristics: Power MOSFET Application Notes[Feb,2023]PDF: 1266KB

Application Note

Quick Reference Guide for Thermal Design for Power Semiconductor SMD type: Part 2[Dec,2020]PDF: 3593KB

Application Note

Efficiency evaluation of Half-bridge DC-DC converter supporting 48V Bus system[Sep,2020]PDF: 1517KB

Application Note

Avalanche energy calculation[Mar,2020]PDF: 562KB

Application Note

Quick Reference Guide for Thermal Design for Discrete Semiconductor Devices[Feb,2020]PDF: 2104KB

Application Note

Resonant Circuits and Soft Switching[Nov,2019]PDF: 1071KB

Application Note

Power Factor Correction (PFC) Circuits: Power MOSFET Application Notes[Nov,2019]PDF: 1061KB

Application Note

U-MOSⅨ-H 60V Low VDS spike TPH1R306P1[Aug,2019]PDF: 1081KB

Application Note

Hints and Tips for Thermal Design part3[Feb,2019]PDF: 3165KB

Application Note

Reverse Recovery Operation and Destruction of MOSFET Body Diode[Sep,2018]PDF: 472KB

Application Note

MOSFET Secondary Breakdown[Sep,2018]PDF: 450KB

Application Note

RC Snubbers for Step-Down Converters[Sep,2018]PDF: 1846KB

Application Note

Structures and Characteristics: Power MOSFET Application Notes[Jul,2018]PDF: 331KB

Application Note

Maximum Ratings: Power MOSFET Application Notes[Jul,2018]PDF: 705KB

Application Note

Selecting MOSFETs and Consideration for Circuit Design: Power MOSFET Application Notes[Jul,2018]PDF: 848KB

Application Note

Thermal Design and Attachment of a Thermal Fin: Power MOSFET Application Notes[Jul,2018]PDF: 789KB

Application Note

Parasitic Oscillation and Ringing: Power MOSFET Application Notes[Jul,2018]PDF: 1394KB

Application Note

Parasitic Oscillation between Parallel Power MOSFETs: Power MOSFET Application Notes[Jul,2018]PDF: 1178KB

Application Note

MOSFET Gate Drive Circuit: Power MOSFET Application Notes[Jul,2018]PDF: 1215KB

Application Note

Impacts of the dv/dt Rate on MOSFETs: Power MOSFET Application Notes[Jul,2018]PDF: 1077KB

Application Note

MOSFET Avalanche Ruggedness: Power MOSFET Application Notes[Jul,2018]PDF: 616KB

Application Note

Hints and Tips for Thermal Design for Discrete Semiconductor Devices[Jul,2018]PDF: 1266KB

Application Note

Calculating the Temperature of Discrete Semiconductor Devices[Jul,2018]PDF: 965KB

Application Note

Derating of the MOSFET Safe Operating Area[Jul,2018]PDF: 656KB

Application Note

MOSFET Self-Turn-On Phenomenon[Jul,2018]PDF: 1338KB

Application Note

Discrete Semiconductor Devices Hints and Tips for Thermal Design Part 2[Jul,2018]PDF: 1069KB

Application Note

Motor Control (Vacuum Cleaners)[Jul,2018]PDF: 2483KB

Catalog

Selection Guide MOSFETs 2025 Rev1.0[Feb,2025]PDF: 3497KB

Data sheet

2SK2145 Data sheet/Japanese[Mar,2014]PDF: 268KB

Data sheet

2SK2145 Data sheet/English[Mar,2014]PDF: 303KB

Application Note

MOSFET SPICE model grade[May,2023]PDF: 1639KB

Application Note

Electrical Characteristics: Power MOSFET Application Notes[Feb,2023]PDF: 1266KB

Application Note

Quick Reference Guide for Thermal Design for Power Semiconductor SMD type: Part 2[Dec,2020]PDF: 3593KB

Application Note

Efficiency evaluation of Half-bridge DC-DC converter supporting 48V Bus system[Sep,2020]PDF: 1517KB

Application Note

Avalanche energy calculation[Mar,2020]PDF: 562KB

Application Note

Quick Reference Guide for Thermal Design for Discrete Semiconductor Devices[Feb,2020]PDF: 2104KB

Application Note

Resonant Circuits and Soft Switching[Nov,2019]PDF: 1071KB

Application Note

Power Factor Correction (PFC) Circuits: Power MOSFET Application Notes[Nov,2019]PDF: 1061KB

Application Note

U-MOSⅨ-H 60V Low VDS spike TPH1R306P1[Aug,2019]PDF: 1081KB

Application Note

Hints and Tips for Thermal Design part3[Feb,2019]PDF: 3165KB

Application Note

Reverse Recovery Operation and Destruction of MOSFET Body Diode[Sep,2018]PDF: 472KB

Application Note

MOSFET Secondary Breakdown[Sep,2018]PDF: 450KB

Application Note

RC Snubbers for Step-Down Converters[Sep,2018]PDF: 1846KB

Application Note

Structures and Characteristics: Power MOSFET Application Notes[Jul,2018]PDF: 331KB

Application Note

Maximum Ratings: Power MOSFET Application Notes[Jul,2018]PDF: 705KB

Application Note

Selecting MOSFETs and Consideration for Circuit Design: Power MOSFET Application Notes[Jul,2018]PDF: 848KB

Application Note

Thermal Design and Attachment of a Thermal Fin: Power MOSFET Application Notes[Jul,2018]PDF: 789KB

Application Note

Parasitic Oscillation and Ringing: Power MOSFET Application Notes[Jul,2018]PDF: 1394KB

Application Note

Parasitic Oscillation between Parallel Power MOSFETs: Power MOSFET Application Notes[Jul,2018]PDF: 1178KB

Application Note

MOSFET Gate Drive Circuit: Power MOSFET Application Notes[Jul,2018]PDF: 1215KB

Application Note

Impacts of the dv/dt Rate on MOSFETs: Power MOSFET Application Notes[Jul,2018]PDF: 1077KB

Application Note

MOSFET Avalanche Ruggedness: Power MOSFET Application Notes[Jul,2018]PDF: 616KB

Application Note

Hints and Tips for Thermal Design for Discrete Semiconductor Devices[Jul,2018]PDF: 1266KB

Application Note

Calculating the Temperature of Discrete Semiconductor Devices[Jul,2018]PDF: 965KB

Application Note

Derating of the MOSFET Safe Operating Area[Jul,2018]PDF: 656KB

Application Note

MOSFET Self-Turn-On Phenomenon[Jul,2018]PDF: 1338KB

Application Note

Discrete Semiconductor Devices Hints and Tips for Thermal Design Part 2[Jul,2018]PDF: 1069KB

Application Note

Motor Control (Vacuum Cleaners)[Jul,2018]PDF: 2483KB

Reliability Information

Reliability Data[Sep,2024]PDF: 276KB

Environment Information

Certificate Regarding EU RoHS(2011/65/EU)Controlled Substances[Mar,2025]PDF: 86KB

Environment Information

Certificate on Content of SVHC of REACH[Mar,2025]PDF: 85KB

Catalog

Selection Guide MOSFETs 2025 Rev1.0[Feb,2025]PDF: 3497KB

Description

Application Scope General-purpose
Polarity N-ch×2
Internal Connection Common source
RoHS Compatible Product(s) (#) Available

Package Information

Toshiba Package Name SOT-25 (SMV)
Package Image SMV
JEITA SC-74A
Package Code SOT-25
Pins 5
Mounting Surface Mount
Width×Length×Height
(mm)		 2.9×2.8×1.1
Package Dimensions View
Land pattern dimensions View
SamacSys CAD model
(Symbol, Footprint and 3D model)		 Download from SamacSys<br>(Note1)(Note2)

Download from SamacSys
(Note1)(Note2)

 Please refer to the link destination to check the detailed size.

(Note1)

SamacSys is a wholly owned subsidiary of Supplyframe, Inc. CAD models (Symbol/Footprint /3D model) are provided by Supplyframe, Inc. The footprints are generated based on the specifications of SamacSys.

(Note2)

Please note that the footprint dimensions may differ from the reference Land Pattern dimensions provided on our website.

Absolute Maximum Ratings

Characteristics Symbol Rating Unit
Gate Current IG 10 mA
Gate-drain Voltage VGDS -50 V

Electrical Characteristics

Characteristics Symbol Condition Value Unit
Forward Transfer Admittance (Min) |Yfs| - 4 mS
Drain Current (Max) IDSS - 14 mA
Drain Current (Min) IDSS - 1.2 mA
Purchase and Sample
Please contact one of Toshiba's official distributors or the nearest Toshiba sales office.
You can search for and purchase a small on-line sample by clicking on the following link.

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Sep,2024

Mar,2025

Mar,2025

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Frequently Asked Questions

FAQs

Notes

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