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Description
LITTELFUSE SMDJ40A TVS DIODE, 3KW, 40V, UNIDIR, DO-214ABThis is a TVS DIODE, 3KW, 40V, UNIDIR, DO 214AB product from LITTELFUSE with the model number SMDJ40AProduct details Automotive Qualification Standard TVS Polarity Unidirectional Reverse Stand Off Voltage Vrwm 40V Peak Pulse Power Dissipation 3kW Breakdown Voltage Min 44. 4V Packaging Cut Tape Product Range SMDJ Series Diode Case Style DO 214AB Breakdown Voltage Max 49. 1V Clamping Voltage Vc Max 64. 5V No. of Pins 2Pins Other details Brand LITTELFUSE
This is a TVS DIODE, 3KW, 40V, UNIDIR, DO-214AB product from LITTELFUSE with the model number SMDJ40AProduct details
| Automotive Qualification Standard | - |
| TVS Polarity | Unidirectional |
| Reverse Stand-Off Voltage Vrwm | 40V |
| Peak Pulse Power Dissipation | 3kW |
| Breakdown Voltage Min | 44.4V |
| Packaging | Cut Tape |
| Product Range | SMDJ Series |
| Diode Case Style | DO-214AB |
| Breakdown Voltage Max | 49.1V |
| Clamping Voltage Vc Max | 64.5V |
| No. of Pins | 2Pins |
Other details
| Brand | LITTELFUSE |
| Part Number | SMDJ40A |
| Quantity | Each (Supplied on Cut Tape) |
| Technical Data Sheet EN | |
| Product Change Notice EN |
All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them. Image is for illustrative purposes only. Please refer to product description.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 25 reviews
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Product Reviews
★★★★★ 5
Great toothpaste.
Size: Pack of 1, 4 Ounce, Set name: B. Whitening
This is by far really great toothpaste. I can tell the difference in the color of my teeth. And sometimes my teeth are kinda sensitive to harsh toothpaste. But this is good for sensitive teeth. And minty flavor is not to strong either. Try it. I hope it works for you as well as It does for me. 🤗
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Reviewed in the United States on May 13, 2026
★★★★★ 4
Gentle and Pleasant to Use
Size: Pack of 2, 1.3 Ounce, Set name: A. Ela Mint
This toothpaste feels gentle on sensitive teeth and has a clean, refreshing taste without being too strong. The texture is smooth, and it leaves my mouth feeling fresh after brushing.
I also like that it uses nano hydroxyapatite instead of fluoride, which makes it an interesting alternative to traditional toothpaste.
Overall, a good toothpaste for sensitive teeth and daily use.
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Reviewed in the United States on May 24, 2026
★★★★★ 5
Gentle and Fresh Everyday Toothpaste
Size: 4.2 Ounce (Pack of 1), Size: 4.2 Ounce (Pack of 1)
This Mysmile Misty Mint toothpaste is a great option for sensitive teeth. It feels gentle, leaves a clean and fresh minty taste, and doesn’t irritate at all. I like that it’s fluoride-free with natural ingredients, yet still helps keep my teeth looking brighter. Simple, effective, and perfect for daily use.
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Reviewed in the United States on April 17, 2026
★★★★★ 5
Impressive Natural Toothpaste for Sensitive Teeth
Size: 4.2 Ounce (Pack of 1), Size: 4.2 Ounce (Pack of 1)
I’ve been using the MySmile Fluoride Free Toothpaste for a few weeks now, and I’m genuinely impressed. I wanted something that could help with sensitivity and enamel health without fluoride or harsh chemicals, and this formula really delivers.The nano-hydroxyapatite ingredient is a great alternative to fluoride it helps strengthen enamel and noticeably reduces sensitivity over time. My teeth feel smoother and cleaner after brushing, and I’ve noticed less discomfort when drinking cold water or eating sweets. The Misty Mint flavor is light, natural, and refreshing not overpowering or artificial. It leaves my mouth feeling fresh for hours, and since it’s SLS-free, it doesn’t cause any irritation or dryness. The texture is creamy, and it foams just enough to feel effective without being harsh. it’s made with natural ingredients, which gives me peace of mind about using it daily. The packaging feels clean and modern, and the 4.2oz size is perfect for travel or keeping on the counter.
✅ Great for sensitive teeth
✅ Fluoride-free & enamel-safe
✅ Fresh, natural mint flavor
✅ Gentle and effective clean
If you’re looking for a non-toxic, sensitivity-friendly toothpaste that actually strengthens and brightens your teeth, MySmile is an excellent choice. Highly recommend!
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Reviewed in the United States on November 6, 2025
★★★★★ 5
Good
Size: 4.2 Ounce (Pack of 1), Size: 4.2 Ounce (Pack of 1)
I’ve been using MySmile Fluoride Free Nano Hydroxyapatite Toothpaste for a few weeks now, and I’m really impressed! My teeth feel noticeably stronger and smoother, and I love that it’s gentle on sensitive teeth. The natural misty mint flavor is refreshing without being overpowering, and my breath stays fresh for hours. I also appreciate that it’s SLS-free and fluoride-free, so it feels safe and natural to use every day. I’ve noticed a subtle whitening effect too, which is a great bonus. Highly recommend for anyone looking to strengthen enamel and care for sensitive teeth!
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Reviewed in the United States on April 9, 2026
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