AQ4020-01FTG
Transient voltage clamping diode
Inventory:8,169
- 90-day after-sales guarantee
- 365 Days Quality Guarantee
- Genuine Product Guarantee
- 7*24 hours service quarantee
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Part Number : AQ4020-01FTG
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Package/Case : SOD-323
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Manufacturer : LITTELFUSE
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Components Classification : TVS Diodes
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Datesheet : AQ4020-01FTG DataSheet (PDF)
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Series : AQ4020
Overview of AQ4020-01FTG
AQ4020-01FTG is an ESD Suppressor Diode TVS Uni-Dir 3.3V 24.5Vc optimized for automotive applications, providing excellent performance in electrostatic and surge protection.
Pinout
The AQ4020-01FTG pinout refers to the configuration and function of each pin in its Small Outline Diode - SOD323 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 AQ4020-01FTG 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
- AEC-Q101 Certification: The AQ4020-01FTG meets the automotive industry's quality and reliability standards for electronic components.
- Uni-Directional Operation: This TVS diode operates in a uni-directional mode, providing protection against positive voltage transients.
- High Surge Capability: The AQ4020-01FTG has a high surge capability of 24.5Vc, making it suitable for automotive applications that require robust electrostatic and surge protection.
- Low Voltage Operation: This diode operates at a low voltage of 3.3V, making it suitable for use in automotive systems that require low-voltage power supplies.
- SMT Package: The AQ4020-01FTG is available in a small outline diode (SOD323) package, which is ideal for surface-mount technology (SMT) applications.
Applications
- Automotive Electronics: The AQ4020-01FTG is suitable for use in automotive electronics that require electrostatic and surge protection, such as infotainment systems, navigation systems, and vehicle networks.
- Industrial Control Systems: This diode can be used in industrial control systems that require robust protection against electrical surges and electrostatic discharges.
- Aerospace and Defense Applications: The AQ4020-01FTG is suitable for use in aerospace and defense applications that require high-reliability electronic components with low-voltage operation.
Equivalents
For similar functionalities, consider these alternatives to the AQ4020-01FTG:
- AQ4010-01FTG: This diode has a similar operating voltage and surge capability but is available in a different package type.
- AQ4030-01FTG: This diode has a higher operating voltage and surge capability than the AQ4020-01FTG, making it suitable for use in applications that require more robust protection against electrical surges.
Frequently Asked Questions
Q: What is the operating voltage of the AQ4020-01FTG?
A: The operating voltage of the AQ4020-01FTG is 3.3V.
Q: What is the surge capability of the AQ4020-01FTG?
A: The surge capability of the AQ4020-01FTG is 24.5Vc.
Q: Is the AQ4020-01FTG suitable for use in automotive applications?
A: Yes, the AQ4020-01FTG meets the automotive industry's quality and reliability standards for electronic components (AEC-Q101) and is suitable for use in automotive applications that require electrostatic and surge protection.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Series | AQ4020, SPA® | Product Status | Active |
Type | Zener | Unidirectional Channels | 1 |
Voltage - Reverse Standoff (Typ) | 3.3V (Max) | Voltage - Breakdown (Min) | 3.5V |
Voltage - Clamping (Max) @ Ipp | 24.5V (Typ) | Current - Peak Pulse (10/1000µs) | 30A (8/20µs) |
Power - Peak Pulse | 735W | Power Line Protection | No |
Applications | CAN, Ethernet, USB | Capacitance @ Frequency | 2.5pF @ 1MHz |
Operating Temperature | -40°C ~ 150°C (TA) | Grade | Automotive |
Qualification | AEC-Q101 | Mounting Type | Surface Mount |
Package / Case | SC-76, SOD-323 | Supplier Device Package | SOD-323 |
Base Product Number | AQ4020 |
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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AQ4020-01FTG
Transient voltage clamping diode
Inventory:
8,169
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.




