Step1: Product
Littelfuse Inc. Q4040K7TP
Image shown is a representation only
Manufacturer
Manufacturer No
Q4040K7TP
Package
TO-218-3 Isolated Tab, TO-218AC
Packaging
Tube
Description
TRIAC ALTERNISTOR 400V 40A TO218
Detailed Description
TRIAC Alternistor - Snubberless 400 V 40 A Through Hole TO-218 Isolated Tab
Datasheet
Packaging
Tube
Triac Type
Alternistor - Snubberless
Manufacturer
Littelfuse Inc.
Configuration
Single
Mounting Type
Through Hole
Package / Case
TO-218-3 Isolated Tab, TO-218AC
Base Product Number
Q4040
Voltage - Off State
400 V
Operating Temperature
-40°C ~ 125°C (TJ)
Supplier Device Package
TO-218 Isolated Tab
Current - Hold (Ih) (Max)
100 mA
Current - Gate Trigger (Igt) (Max)
100 mA
Voltage - Gate Trigger (Vgt) (Max)
2 V
Current - On State (It (RMS)) (Max)
40 A
Current - Non Rep. Surge 50, 60Hz (Itsm)
335A, 400A
| Attribute | Value |
|---|---|
| Packaging | Tube |
| Triac Type | Alternistor - Snubberless |
| Manufacturer | Littelfuse Inc. |
| Configuration | Single |
| Mounting Type | Through Hole |
| Package / Case | TO-218-3 Isolated Tab, TO-218AC |
| Base Product Number | Q4040 |
| Voltage - Off State | 400 V |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Supplier Device Package | TO-218 Isolated Tab |
| Current - Hold (Ih) (Max) | 100 mA |
| Current - Gate Trigger (Igt) (Max) | 100 mA |
| Voltage - Gate Trigger (Vgt) (Max) | 2 V |
| Current - On State (It (RMS)) (Max) | 40 A |
| Current - Non Rep. Surge 50, 60Hz (Itsm) | 335A, 400A |
Purchase & Inquiry
Placing an Order
You may place an order on DAXIN without creating an account.
Available Payment Methods
For your convenience, we accept several payment methods in USD, including PayPal, credit card, and wire transfer.
RFQ (Request for Quote)
We recommend submitting an RFQ to receive the latest pricing and inventory information for the parts you need.
Our sales team will respond to your request by email within 24 hours.
Important Notes
1. You will receive an order information email in your inbox. Please check your spam folder if you do not find the email.
2. Since inventory and pricing may change from time to time, our sales manager will reconfirm your order and notify you if any updates are needed.
Payment Method
Shipping Method
- Shipped from
- Hongkong/Shenzhen warehouse
- Estimated Ship Date
- Oct 3, 2026 - Oct 4, 2026
- Lead Time
- Contact us to confirm availability
- Shipping Fee
- Calculated based on your destination
Packages
