NTE5603
NTE5603 is a 4-quadrant logic level TRIAC boasting a voltage rating of 200V (V(DRM)) and a current rating of 4A (I(T)RMS), housed in a TO-126 package
Inventory:5,853
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Part Number : NTE5603
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Package/Case : TO-225AA
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Manufacturer : NTE Electronics, Inc
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Components Classification : TRIACs
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Datesheet : NTE5603 DataSheet (PDF)
Overview of NTE5603
The NTE5603 is a TRIAC optimized for high-speed and low-voltage operations. It provides excellent performance for specific applications, such as analog and digital signal switching.
Pinout
The NTE5603 pinout refers to the configuration and function of each pin in its TO-126 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 NTE5603 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
- 200V, 4A Rating: The NTE5603 has a high voltage rating of 200V and a current rating of 4A, making it suitable for various applications that require high power switching.
- 4 Quadrant Logic Level TRIAC: This component is designed to operate in both positive and negative half-cycles, allowing for bidirectional signal flow.
- Low Thermal Resistance: The NTE5603 has a low thermal resistance, which helps to dissipate heat efficiently and maintain optimal operating temperatures.
- Electrically Isolated Case: This component features an electrically isolated case, ensuring safe operation in applications where electrical isolation is required.
- High Surge Current Capability: The NTE5603 has a high surge current capability, making it suitable for applications that require high power switching and surge protection.
- High dv/dt Capability: This component has a high dv/dt capability, allowing it to handle rapid changes in voltage and current without compromising its performance.
- TO-126 Package: The NTE5603 is packaged in the TO-126 package, which provides a compact and reliable housing for the component.
Applications
- Medical Equipment: The NTE5603 can be used in medical equipment such as defibrillators, ECG machines, and other devices that require high power switching and isolation.
- Automotive Electronics: This component is suitable for use in automotive electronics, including anti-lock braking systems (ABS), traction control systems (TCS), and other applications that require high power switching and surge protection.
- Industrial Control Systems: The NTE5603 can be used in industrial control systems, such as motor control centers, variable frequency drives, and other devices that require high power switching and isolation.
- Consumer Electronics: This component is suitable for use in consumer electronics, including audio equipment, televisions, and other devices that require high power switching and surge protection.
- Telecommunications Equipment: The NTE5603 can be used in telecommunications equipment, such as telephone exchanges, routers, and other devices that require high power switching and isolation.
- Power Supply Units: This component is suitable for use in power supply units (PSUs), including AC-DC converters, DC-DC converters, and other devices that require high power switching and surge protection.
Advantages and Disadvantages
Advantages:
- The NTE5603 has a high voltage rating of 200V, making it suitable for various applications that require high power switching.
- This component is designed to operate in both positive and negative half-cycles, allowing for bidirectional signal flow.
- The NTE5603 has a low thermal resistance, which helps to dissipate heat efficiently and maintain optimal operating temperatures.
Disadvantages:
- The NTE5603 may not be suitable for applications that require extremely high surge current capabilities or rapid changes in voltage and current.
- This component may have limited compatibility with certain types of circuit boards or connectors due to its TO-126 package.
Equivalents
- STP16N60L: The STP16N60L is a similar TRIAC component that offers high power switching and surge protection capabilities.
- Fuji Electric FET-TRIAC: The Fuji Electric FET-TRIAC is another equivalent component that provides high power switching and isolation capabilities.
- Infineon IRLZ44N: The Infineon IRLZ44N is a similar IGBT component that offers high power switching and surge protection capabilities.
Frequently Asked Questions
Q: What is the maximum voltage rating of the NTE5603?
A: The maximum voltage rating of the NTE5603 is 200V.
Q: Can the NTE5603 handle bidirectional signal flow?
A: Yes, the NTE5603 is designed to operate in both positive and negative half-cycles, allowing for bidirectional signal flow.
Q: What is the thermal resistance of the NTE5603?
A: The thermal resistance of the NTE5603 is low, which helps to dissipate heat efficiently and maintain optimal operating temperatures.
Q: Is the NTE5603 suitable for use in medical equipment?
A: Yes, the NTE5603 can be used in medical equipment such as defibrillators, ECG machines, and other devices that require high power switching and isolation.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Package | Bag | Product Status | Active |
Triac Type | Standard | Voltage - Off State | 200 V |
Current - On State (It (RMS)) (Max) | 4 A | Voltage - Gate Trigger (Vgt) (Max) | 2.5 V |
Current - Non Rep. Surge 50, 60Hz (Itsm) | 30A @ 60Hz | Current - Gate Trigger (Igt) (Max) | 30 mA |
Current - Hold (Ih) (Max) | 30 mA | Configuration | Single |
Operating Temperature | -40°C ~ 110°C (TJ) | Mounting Type | Through Hole |
Package / Case | TO-225AA, TO-126-3 | Supplier Device Package | TO-126 |
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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NTE5603
NTE5603 is a 4-quadrant logic level TRIAC boasting a voltage rating of 200V (V(DRM)) and a current rating of 4A (I(T)RMS), housed in a TO-126 package
Inventory:
5,853
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.




