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0755-82798135Infineon Technologies AUIRFU8403
AUIRFU8403 Supplier & Distributor
AUIRFU8403 is an electronic component from Infineon Technologies. TomatoElec is an in-stock independent distributor supporting original component sourcing, inventory checks and BOM purchasing needs.
We support RFQ handling, component availability confirmation and sourcing coordination for OEM, EMS, repair and electronic trading companies.
- Original component sourcing support
- In-stock inventory checking
- RFQ and availability confirmation
- BOM sourcing and bulk order support
- Part No.:
- AUIRFU8403
- Manufacturer:
- Infineon Technologies
- Category:
- Single FETs, MOSFETs
- Package:
- TO-251-3 Short Leads, IPAK, TO-251AA
- Datasheet:
-
AUIRFU8403.pdf
- Description:
- MOSFET N-CH 40V 100A IPAK
- Quantity:
Unit Price:$0
Ext Price:$0
- Payment:

- Shipping:

Inventory:2,184
Send us your inquiry,we will respond immediately.
About AUIRFU8403
Looking for AUIRFU8403 supplier or distributor? Tomato Electronics provides high-quality electronic components including MLCC capacitors, tantalum capacitors, ICs, diodes and more.
Contact us now for quotation and availability of AUIRFU8403.
AUIRFU8403 Specifications
- Specifications
- FAQ
- The Posts
- Attributes
- Property Value
- Manufacturer
- Infineon Technologies
- Series:
- HEXFET®
- Package/Case:
- TO-251-3 Short Leads, IPAK, TO-251AA
- Packaging:
- Tube
- Product Status:
- Obsolete
- FET Type:
- N-Channel
- Technology:
- MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss):
- 40 V
- Current - Continuous Drain (Id) @ 25°C:
- 100A (Tc)
- Drive Voltage (Max Rds On, Min Rds On):
- 10V
- Rds On (Max) @ Id, Vgs:
- 3.1mOhm @ 76A, 10V
- Vgs(th) (Max) @ Id:
- 3.9V @ 100µA
- Gate Charge (Qg) (Max) @ Vgs:
- 99 nC @ 10 V
- Vgs (Max):
- ±20V
- Input Capacitance (Ciss) (Max) @ Vds:
- 3171 pF @ 25 V
- FET Feature:
- -
- Power Dissipation (Max):
- 99W (Tc)
- Operating Temperature:
- -55°C ~ 175°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- IPAK
- Category:
- Single FETs, MOSFETs
1. How to order AUIRFU8403 from Hong Kong Tomato Electronics Co., Limited?
You can submit an RFQ for AUIRFU8403 directly on our website. After receiving your request, our sales team will contact you with price, availability, lead time and order details. Once you confirm the quotation, we will help you complete the order process.
2. How does Hong Kong Tomato Electronics Co., Limited ensure that AUIRFU8403 is original and reliable?
Hong Kong Tomato Electronics Co., Limited works with qualified supply channels and applies strict quality control procedures for electronic components including AUIRFU8403. We pay close attention to supplier screening, product verification and delivery quality to help customers source with confidence.
3. Are the price and inventory of AUIRFU8403 accurate?
The price and inventory of AUIRFU8403 may change due to market conditions and stock movement. We update information as frequently as possible, but final quotation and availability should be confirmed by our sales team. In most cases, quotations are valid for 3 to 5 days.
4. What payment methods are accepted?
We usually accept Wire Transfer, PayPal, Alipay, WeChat Pay, Credit Card, Western Union and other agreed payment methods, depending on the order and customer location.
Please note that some payment methods may involve additional handling charges.
5. How is the shipping arranged?
Customers can choose major international carriers such as DHL, UPS, FedEx and other available shipping methods. Shipping options depend on package size, destination and delivery urgency.
After shipment, our team will send you the shipping status and tracking number by email.
Please note that tracking information may take some time to become active after dispatch.
6. What is the return or replacement policy for AUIRFU8403?
All shipments are checked before dispatch. If there is a confirmed issue related to the delivered AUIRFU8403, such as incorrect quantity, wrong item or verified product problem, please contact us as soon as possible.
Return or replacement requests are usually accepted only when the part remains unused and in its original packaging, and when the issue is reported within the agreed time after delivery.
Please contact our team first before returning any goods so that we can confirm the issue and provide return instructions.
7. How can I get technical support, such as the datasheet or specifications for AUIRFU8403?
If you need technical support for AUIRFU8403, including datasheets, specifications or general product information, please contact our sales team. We will do our best to help you obtain the relevant information.

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| Images | ![]() |
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| Part No. | AUIRFU8403 | AUIRFU8403-701TRL |
| Manufacturer | Infineon Technologies | Infineon Technologies |
| Series | HEXFET® | HEXFET® |
| Package/Case | TO-251-3 Short Leads, IPAK, TO-251AA | TO-251-3 Short Leads, IPAK, TO-251AA |
| Packaging | Tube | Tape & Reel (TR) |
| Product Status | Obsolete | Obsolete |
| FET Type | N-Channel | N-Channel |
| Technology | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) |
| Drain to Source Voltage (Vdss) | 40 V | 40 V |
| Current - Continuous Drain (Id) @ 25°C | 100A (Tc) | 100A (Tc) |
| Drive Voltage (Max Rds On, Min Rds On) | 10V | 10V |
| Rds On (Max) @ Id, Vgs | 3.1mOhm @ 76A, 10V | 3.1mOhm @ 76A, 10V |
| Vgs(th) (Max) @ Id | 3.9V @ 100µA | 3.9V @ 100µA |
| Gate Charge (Qg) (Max) @ Vgs | 99 nC @ 10 V | 99 nC @ 10 V |
| Vgs (Max) | ±20V | ±20V |
| Input Capacitance (Ciss) (Max) @ Vds | 3171 pF @ 25 V | 3171 pF @ 25 V |
| FET Feature | - | - |
| Power Dissipation (Max) | 99W (Tc) | 99W (Tc) |
| Operating Temperature | -55°C ~ 175°C (TJ) | -55°C ~ 175°C (TJ) |
| Grade | - | - |
| Qualification | - | - |
| Mounting Type | Through Hole | Through Hole |
| Supplier Device Package | IPAK | PG-TO251-3-21 |
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