2SK4021(Q) Toshiba MOSFET (N-Channel) (Transistor Outline, Vertical) In Stock
2SK4021(Q) is a Toshiba MOSFET (N-Channel) for load switching, amplification, level shifting, and discrete power stages. It combines 0°C to 150°C with Transistor Outline, Vertical with 3 pins. FindMyChip supports technical sourcing, stock checks, and worldwide shipping for this part.
- Manufacturer
- Toshiba
- Package
- Transistor Outline, Vertical
- Pin Count
- 3
- Lifecycle
- OBSOLETE
- Datasheet
- 2SK4021(Q) Datasheet PDF
- Category
- MOSFET (N-Channel)
- Temp Range
- ?°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of 2SK4021(Q)?
- 0°C to 150°C key electrical or mechanical rating from supplier data
- 250 V additional operating specification for design checks
- Transistor Outline, Vertical with 3 pins package information for PCB and assembly planning
- MOSFET (N-Channel) classification for BOM search, sourcing, and alternates review
- Manufacturer-listed Toshiba part number for traceable procurement workflows
What is 2SK4021(Q) used for?
2SK4021(Q) is suited to load switching, amplification, level shifting, and discrete power stages, especially when engineers need 0°C to 150°C and a traceable Toshiba sourcing path. It supports repair, prototype, and production purchasing workflows where package, lifecycle, and parameter checks must be reviewed before release.
What are the specifications of 2SK4021(Q)?
| YTEOL | 0 |
| Avalanche Energy Rating (Eas) | 51mJ |
| Case Connection | DRAIN |
| Configuration | SINGLE |
| DS Breakdown Voltage-Min | 250V |
| Drain Current-Max (ID) | 4.5A |
| Drain-source On Resistance-Max | 1Ω |
| FET Technology | METAL-OXIDE SEMICONDUCTOR |
| Feedback Cap-Max (Crss) | 35pF |
| JESD-30 Code | R-PSIP-T3 |
| Number of Elements | 1 |
| Operating Mode | ENHANCEMENT MODE |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Polarity/Channel Type | N-CHANNEL |
| Power Dissipation-Max (Abs) | 20W |
| Pulsed Drain Current-Max (IDM) | 18A |
| Surface Mount | NO |
| Terminal Form | THROUGH-HOLE |
| Terminal Position | SINGLE |
| Transistor Application | SWITCHING |
| Transistor Element Material | SILICON |
| Package | Transistor Outline, Vertical |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
Where can I find the 2SK4021(Q) datasheet?
2SK4021(Q) Datasheet DownloadOfficial datasheet from Toshiba
What are equivalent replacements for 2SK4021(Q)?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Which design requirements make 2SK4021(Q) a good fit for mosfet (n-channel) applications?
2SK4021(Q) is a Toshiba MOSFET (N-Channel) that suits load switching, amplification, level shifting, and discrete power stages when the design needs 0°C to 150°C. Engineers should compare the captured supplier parameters with the final datasheet before release.
How should engineers account for package or assembly constraints on 2SK4021(Q)?
The available package data lists Transistor Outline, Vertical with 3 pins, and the relevant rating includes 250 V. Check footprint, thermal margin, and assembly notes against the approved datasheet before committing the PCB.
What should procurement teams confirm before quoting 2SK4021(Q) for production builds?
Procurement should confirm quantity, date code, lifecycle status, and acceptable alternates for 2SK4021(Q). The sourcing review should include 0°C to 150°C so engineering and purchasing evaluate the same requirement.
Related Guides
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
STM32H753VIT6 High-Performance MCU Design Guide
Practical STM32H753VIT6 design guidance for power, clocks, memory, DMA, PCB layout, bring-up, and production recovery.
Aug 3, 2026
STM32H753ZIT6 Selection Guide for High-Performance Embedded Systems
Select the STM32H753ZIT6 by evaluating compute, memory, LQFP144 pinout, power, interfaces, security, and sourcing requirements.
Aug 3, 2026
Why Buy from FindMyChip
About Toshiba
Toshiba is a leading electronic component manufacturer. FindMyChip sources Toshiba ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from Toshiba
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.”
You May Also Like
AO3416
Alpha & Omega Semiconductors
MOSFET (N-Channel)
BSS139 H6327
Infineon
MOSFET (N-Channel)
ZXMN3B01FTA
Diodes Inc.
MOSFET (N-Channel)
AO3422
Alpha & Omega Semiconductors
MOSFET (N-Channel)
SI4204DY-T1-GE3
Vishay
MOSFET (N-Channel)
IRLML2402TRPBF
Infineon
MOSFET (N-Channel)
IRLML2803TRPBF
Infineon
MOSFET (N-Channel)
IRF7607TRPBF
Infineon
MOSFET (N-Channel)
IPD530N15N3GATMA1
Infineon
MOSFET (N-Channel)
BSZ520N15NS3GATMA1
Infineon
MOSFET (N-Channel)
BSC360N15NS3GATMA1
Infineon
MOSFET (N-Channel)
SQ3426AEEV-T1_GE3
Vishay
MOSFET (N-Channel)
IPI041N12N3 G
Infineon
MOSFET (N-Channel)
PMZB290UNE2
Nexperia
MOSFET (N-Channel)
ZVN4306GVTA
Diodes Inc.
MOSFET (N-Channel)
SIA459EDJ-T1-GE3
Vishay
MOSFET (N-Channel)
NTR3C21NZT1G
ON Semiconductor
MOSFET (N-Channel)
TN2404K-T1-E3
Vishay
MOSFET (N-Channel)
SI2312CDS-T1-GE3
Vishay
MOSFET (N-Channel)
DMN2230UQ-7
Diodes Inc.
MOSFET (N-Channel)
CPH6442-TL-W
ON Semiconductor
MOSFET (N-Channel)
BF998E6327HTSA1
Infineon
MOSFET (N-Channel)
IXFH20N100P
IXYS SEMICONDUCTOR
MOSFET (N-Channel)
IRFH7545TRPBF
Infineon
MOSFET (N-Channel)