Automotive Electronic Circuit Board Fuses , Fast - Cut Patch
Ceramic Fuses
Fuse_440A_Datasheet.pdf
The 440A Series AECQ-Compliant fuses are specifically tested to
cater to secondary circuit protection needs of compact auto
electronics applications. The general design ensures excellent
temperature stability and performance reliability. This high I2t
fuse series is designed to have ultra high inrush current withstand
capability to avoid nuisance fuse open.
Features
• Operating Temperature from -55ºC to +150ºC
• 100% Lead-free, RoHS compliant and Halogen-free
• Meets Littelfuse’s automotive qualifications
• Ultra high I2t values
• Fast response to faulty current to ensure overcurrent protection
to sensitive electronic component
Applications
Li-ion Battery • LED Lighting • Automotive Navigation System • TFT
Display • Battery Management System (BMS) • Cluster
Electrical Characteristics for Series
| % of Ampere Rating | Ampere Rating | Opening Time |
| 100% | 0.5A - .75A 1.75A - 8A | 4 hours, Minimum |
| 350% | 0.5A - .75A 1.75A - 8A | 5 seconds, Maximum |
Electrical Specifications by Item
| Ampere Rating | Amp Code | Max.Voltage Rating | Interrupting Rating | Nominal Resistance | Nominal Melting I2t | Nominal Voltage Drop At Rated Current | Nominal Power Dissipation At Rated Current |
| 0.5 | 0.5 | 63 | 50A @ 63VAC/DC | 0.814 | 0.02642 | 0.4831 | 0.242 |
| 0.75 | 0.75 | 63 | 50A @ 63VAC/DC | 0.4624 | 0.09312 | 0.3983 | 0.299 |
| 1.75 | 1.75 | 32 | 50A @ 32VAC/DC | 0.045 | 0.3312 | 0.0777 | 0.136 |
| 2 | 2 | 32 | 0.0385 | 0.4326 | 0.0792 | 0.158 |
| 2.5 | 2.5 | 32 | 0.0285 | 0.8191 | 0.0747 | 0.187 |
| 3 | 3 | 32 | 0.02252 | 1.232 | 0.0742 | 0.223 |
| 3.5 | 3.5 | 32 | 0.01845 | 1.789 | 0.0757 | 0.265 |
| 4 | 4 | 32 | 0.01553 | 2.601 | 0.0709 | 0.284 |
| 5 | 5 | 32 | 0.012 | 4.761 | 0.0654 | 0.327 |
| 7 | 7 | 32 | 0.00753 | 8.464 | 0.0696 | 0.487 |
| 8 | 8 | 32 | 0.00634 | 12.95 | 0.0655 | 0.524 |
Dimensions
FAQ
1.What is your MOQ?
A: We provide you small MOQ for each item, it depends your specific
order.
2.What is your delivery date?
A: The delivery date is about 2-7days after receipt of payment.
3.What is your payment terms?
A: We accept T/T, western union, ,70% deposit in advance and 30%
balance before
shipment.
4.Can you send free samples?
A: Yes, free samples are available; you just need to pay the
express fee. You can provide your
a/c like DHL, or you can call your courier to pick up from our
office.
5.How do you carry out quality control?
A: Quality is our priority. Our QC always attach great importance
to quality control from the
very beginning to the end.
6.Can you accept OEM orders?
A: Yes, we accept OEM & ODM orders, welcome all types of customized
orders and cooperation.
Please tell me:
What product specifications do you need? when you ask for a
quotation.I will give you the most
competitive price per as your requirements. And we have many types
for you to choose.
P.S.:If you can't find any products to meet your requirements.
welcome to send us the details
drawings so that we can provide us our professional & best service
to you.
