About us Contact Us Submit BOM
RFQs(0)
English
Close Menu
View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsDiscrete Semiconductor ProductsTransistors - FETs, MOSFETs - SingleSTW12N120K5
STW12N120K5 Image
STW12N120K5 Image - 1STW12N120K5 Image - 2STW12N120K5 Image - 3
Image may be representation.
See specifications for product details.
Share
 Favorite
EXPRESS OPTION
Payment method

STW12N120K5 - STMicroelectronics

Manufacturer Part Number
STW12N120K5
Manufacturer
STMicroelectronics
Allelco Part Number
32D-STW12N120K5
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
MOSFET N-CH 1200V 12A TO247
Package
TO-247-3
Data sheet
1.STW12N120K5.pdf ...
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 6442
  • Unit Price: $2.14
  • Subtotal: $0.00

Want a better price?
Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $2.14 $2.14
10+ $1.849 $18.49
30+ $1.676 $50.28
100+ $1.501 $150.10
500+ $1.421 $710.50
1000+ $1.384 $1,384.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.
EXPRESS OPTION
Payment method
Our certification

Specifications

STW12N120K5 Tech Specifications
STMicroelectronics - STW12N120K5 technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - STW12N120K5

Product Attribute Attribute Value  
Manufacturer STMicroelectronics  
Vgs(th) (Max) @ Id 5V @ 100µA  
Vgs (Max) ±30V  
Technology MOSFET (Metal Oxide)  
Supplier Device Package TO-247-3  
Series MDmesh™ K5  
Rds On (Max) @ Id, Vgs 690mOhm @ 6A, 10V  
Power Dissipation (Max) 250W (Tc)  
Package / Case TO-247-3  
Package Tube  
Product Attribute Attribute Value  
Operating Temperature -55°C ~ 150°C (TJ)  
Mounting Type Through Hole  
Input Capacitance (Ciss) (Max) @ Vds 1370 pF @ 100 V  
Gate Charge (Qg) (Max) @ Vgs 44.2 nC @ 10 V  
FET Type N-Channel  
FET Feature -  
Drive Voltage (Max Rds On, Min Rds On) 10V  
Drain to Source Voltage (Vdss) 1200 V  
Current - Continuous Drain (Id) @ 25°C 12A (Tc)  
Base Product Number STW12  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99

Parts Introduction

Manufacturer Part Number

STW12N120K5

Manufacturer

STMicroelectronics

Introduction

High-performance N-Channel power MOSFET in TO-247-3 package

Product Features and Performance

Optimized for high-efficiency power conversion

Low on-resistance for low conduction losses

Fast switching for high-frequency operation

High voltage handling capability up to 1200V

Product Advantages

Excellent efficiency

Reliable and durable design

Suitable for a wide range of power applications

Key Technical Parameters

Drain to Source Voltage (Vdss): 1200V

Maximum Vgs: ±30V

On-Resistance (Rds(on)): 690mΩ @ 6A, 10V

Continuous Drain Current (Id): 12A @ 25°C (Tc)

Input Capacitance (Ciss): 1370pF @ 100V

Power Dissipation (Tc): 250W

Quality and Safety Features

ROHS3 compliant

Rigorous quality control and testing

Compatibility

Through-hole mounting in TO-247-3 package

Application Areas

High-efficiency power conversion

Switched-mode power supplies

Motor drives

Uninterruptible power supplies (UPS)

Induction heating

Welding equipment

Product Lifecycle

Currently in active production

No plans for discontinuation

Replacement or upgrade options available

Key Reasons to Choose This Product

Excellent efficiency and low power losses

High voltage and current handling capability

Reliable and durable design for long-term use

Suitable for a wide range of power conversion applications

Compatibility with common industry standards and packages

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics STW12N120K5

Product Attribute STW12N150K5 STW12N170K5 STW120NF10 STW12NK60Z
Part Number STW12N150K5 STW12N170K5 STW120NF10 STW12NK60Z
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Input Capacitance (Ciss) (Max) @ Vds - - - -
Technology - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Rds On (Max) @ Id, Vgs - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
FET Type - - - -
Series - - - -
Vgs (Max) - - - -
Drive Voltage (Max Rds On, Min Rds On) - - - -
FET Feature - - - -
Drain to Source Voltage (Vdss) - - - -
Vgs(th) (Max) @ Id - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Base Product Number - DAC34H84 MAX500 ADS62P42
Power Dissipation (Max) - - - -
Current - Continuous Drain (Id) @ 25°C - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Gate Charge (Qg) (Max) @ Vgs - - - -

STW12N120K5 Datasheet PDF

Download STW12N120K5 pdf datasheets and STMicroelectronics documentation for STW12N120K5 - STMicroelectronics.

Datasheets
STx12N120K5(-2), STWA12N120K5.pdf
PCN Design/Specification
Mult Dev Adv Material Notice 8/Apr/2019.pdf
PCN Assembly/Origin
New Molding Compound 13/Sep/2019.pdf

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

  • Kevi***.
    Mar 17, 2026

    Fast switching and stable output. Very satisfied with this IC

  • Daou***hekebkeb
    Jun 16, 2024

    I had a great experience purchasing items from Allelcoelec, I recommend

  • Uri ***al
    Jun 19, 2024

    Good comunication,
    Transpnt regarding the process and price.

  • Yaqu***l Ali
    Jun 19, 2024

    Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

  • Lea ***
    Jun 19, 2024

    Morrey was very helpful and right on top of things!
    He replied quickly to my RFQ. He was very courteous and professional.

Write a Review

Your Email address will not be published.

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

View More
STW12N120K5 Image

STW12N120K5

STMicroelectronics
32D-STW12N120K5

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

Allelco
About Us
History
Certifications
Recruitment
Policies
Terms & Conditions
Privacy Policy
Cookie Policy
Services
Order Tracking
Return & Replacement
Frequently Asked Questions
Contact Us
Order
Shipping & Delivering
Payment Methods
My Account
The BlogsHot PartsChange LanguageNewsSite map
Contact Us
Headquarters Address:
Room C 13/F Harvard Commercial Building
105-111 Thomson Road Wan Chai
HongKong
Service Tel: +852-91464856
Service Email: info@allelco.com
Follow us
Copyright © 2012-2025 AllelcoElec.com. All rights reserved.
0 RFQ
Shopping cart (0 Items)
It is empty.
Submit RFQ
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB