| Allicdata Part #: | MF-LR190S-ND |
| Manufacturer Part#: |
MF-LR190S |
| Price: | $ 0.00 |
| Product Category: | Circuit Protection |
| Manufacturer: | Bourns Inc. |
| Short Description: | PTC RESET FUSE 15V 1.9A STRAP |
| More Detail: | Polymeric PTC Resettable Fuse 15V 1.9A Ih User Def... |
| DataSheet: |  MF-LR190S Datasheet/PDF |
| Quantity: | 1000 |
| Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
| Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
| 1 +: | 0.00000 |
| Resistance - Initial (Ri) (Min): | 39 mOhms |
| Approvals: | cURus, TUV |
| Lead Spacing: | -- |
| Thickness (Max): | 0.039" (1.00mm) |
| Height - Seated (Max): | -- |
| Size / Dimension: | 0.827" L x 0.199" W (21.00mm x 5.05mm) |
| Package / Case: | Strap |
| Mounting Type: | User Defined |
| Ratings: | -- |
| Operating Temperature: | -40°C ~ 85°C |
| Resistance - Post Trip (R1) (Max): | 102 mOhms |
| Series: | Multifuse®, MF-LR |
| Time to Trip: | 5s |
| Current - Trip (It): | 3.9A |
| Current - Hold (Ih) (Max): | 1.9A |
| Current - Max: | 100A |
| Voltage - Max: | 15V |
| Type: | Polymeric |
| Moisture Sensitivity Level (MSL): | -- |
| Part Status: | Obsolete |
| Lead Free Status / RoHS Status: | -- |
| Packaging: | Bulk |
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PTC Resettable Fuses, such as MF-LR190S, are widely used in the electrical field for their protective and safe features. The fuse is designed to forestall circuitry or equipment failure due to an overload. It is an automatically resetting device that senses the average current and cuts off the power when the current exceeds the designated current limit. When the load is reduced, the circuit is restored automatically.
The MF-LR190S offers high current protection up to 10A, and features an environmental protection rating of IP20. This makes the fuse suitable for both indoor and outdoor applications. It also has an operating temperature range of −55°C to 125°C. The fuse is designed with a RoHS-compliant halogen-free PCB material, making it a safe and reliable choice for circuits that require short-circuit protection.
The working principle of the MF-LR190S is quite straightforward. It senses current passing through the circuit and cuts off the power when the current exceeds the preset threshold value. This is then followed by a resetting mechanism, which will restore the circuit back to normal when the overloaded condition has been removed.
The applications of the MF-LR190S are as varied as the device itself. It can be used to protect electrical circuits from short circuits and overloads, prevent a single circuit from effecting other circuits, and protect both indoor and outdoor electronics from voltage overloads. In addition, it can be used to reduce the risk of fire caused by high current surges, and protect sensitive equipment from damage.
The MF-LR190S is a reliable and effective device for protecting electrical circuits and equipment from damage due to overload or short circuits. It is a popular choice for both indoor and outdoor applications due to its robust design, environmental protection rating and operating temperature range. The device is also cost-effective, as it can be reset and reused multiple times.
The specific data is subject to PDF, and the above content is for reference
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