12TTS08
Thyristor SCR 800V 140A TO-220AB 3-Pin (3+Tab)
Inventory:7,899
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Part Number : 12TTS08
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Package/Case : TO-220-3
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Manufacturer : Vishay General Semiconductor - Diodes Division
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Components Classification : SCRs
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Datesheet : 12TTS08 DataSheet (PDF)
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Series : 12TTS08
Overview of 12TTS08
The 12TTS08 is a Silicon Controlled Rectifier (SCR) optimized for high-speed and low-voltage operations. It provides excellent performance for specific applications, such as analog and digital signal switching.
Pinout
The 12TTS08 pinout refers to the configuration and function of each pin in its TO-220AB-3 package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the 12TTS08 has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by the manufacturer to get accurate information regarding each pin's function and electrical characteristics.
Features
- 800V Operating Voltage: The 12TTS08 is designed to operate at an impressive 800V, making it suitable for demanding applications.
- 140A Current Rating: This SCR has a current rating of 140A, allowing it to handle high currents in various applications.
- 3-Pin (3+Tab) TO-220AB Package: The 12TTS08 is packaged in the reliable and widely used TO-220AB package with three pins and an additional tab for grounding.
- High-Speed Operation: This SCR is optimized for high-speed operations, making it suitable for applications that require fast switching times.
- Low-Voltage Operations: The 12TTS08 can operate at low voltages, allowing it to be used in a wide range of applications.
Applications
- Power Supplies: The 12TTS08 is suitable for use in power supplies that require high-speed switching and low-voltage operation.
- Motor Control: This SCR can be used to control motors in various applications, such as industrial automation and robotics.
- Lighting Systems: The 12TTS08 is suitable for use in lighting systems that require high-speed switching and low-voltage operation.
- Aerospace and Defense: This SCR can be used in aerospace and defense applications where high-reliability and high-performance are critical.
Advantages and Disadvantages
Advantages
- High-Speed Operation: The 12TTS08 is optimized for high-speed operations, making it suitable for applications that require fast switching times.
- Low-Voltage Operations: This SCR can operate at low voltages, allowing it to be used in a wide range of applications.
- High Current Rating: The 12TTS08 has a current rating of 140A, making it suitable for applications that require high currents.
- Reliable Operation: This SCR is designed for reliable operation and can withstand harsh environments.
Disadvantages
- Sensitivity to Overvoltage: The 12TTS08 is sensitive to overvoltage, which can cause it to malfunction or fail.
- Requires Proper Cooling: This SCR requires proper cooling to prevent overheating and ensure reliable operation.
Equivalents
For similar functionalities, consider these alternatives to the 12TTS08:
- Vishay's 12TTS04: This SCR has a lower current rating but is suitable for applications that require high-speed switching and low-voltage operation.
- Other Silicon Controlled Rectifiers (SCR): There are many other SCRs available from various manufacturers, each with its own set of features and specifications.
Frequently Asked Questions
Q: What is the operating voltage of the 12TTS08?
A: The 12TTS08 operates at an impressive 800V.
Q: What is the current rating of the 12TTS08?
A: The 12TTS08 has a current rating of 140A.
Q: Is the 12TTS08 suitable for high-speed operations?
A: Yes, the 12TTS08 is optimized for high-speed operations.
Q: Can the 12TTS08 operate at low voltages?
A: Yes, the 12TTS08 can operate at low voltages, making it suitable for a wide range of applications.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Package | Tube | Product Status | Obsolete |
Voltage - Off State | 800 V | Voltage - Gate Trigger (Vgt) (Max) | 1 V |
Current - Gate Trigger (Igt) (Max) | 15 mA | Voltage - On State (Vtm) (Max) | 1.2 V |
Current - On State (It (AV)) (Max) | 8 A | Current - On State (It (RMS)) (Max) | 12.5 A |
Current - Hold (Ih) (Max) | 30 mA | Current - Off State (Max) | 50 µA |
Current - Non Rep. Surge 50, 60Hz (Itsm) | 140A @ 50Hz | SCR Type | Standard Recovery |
Operating Temperature | -40°C ~ 125°C | Mounting Type | Through Hole |
Package / Case | TO-220-3 | Supplier Device Package | TO-220-3 |
Base Product Number | 12TTS08 |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy ?
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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Shipping and Package ?
Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.
Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.
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Payment ?
For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.
If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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12TTS08
Thyristor SCR 800V 140A TO-220AB 3-Pin (3+Tab)
Inventory:
7,899
Warranty & Returns
After Sales Service
What after-sales service can be provided?
We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:
·Initiate the request within 90 days after the item's shipment date.
·Coordinate the return or exchange with our team.
·Keep the items in their original condition as delivered.
·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.
Shipping
What channels of transportation of goods does the website support?
We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.







Package
How to ensure that the parts will be intact during transportation?
The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.




Payment
Which payment methods can be used to pay for goods
Accepted payment methods commonly encompass VISA, MasterCard, UnionPay, Western Union, PayPal, and various other options.
Should you have a particular payment preference or wish to seek information on rates and other specifics, please feel free to reach out to us.




