Product Description-----------------------------------------------------------------------------------------------------------------------------------------------------------
SMD PPTC 1812 Resettable Fuse refers to a type of electronic component used to protect circuits from overcurrent conditions. It's often classified as a Positive Temperature Coefficient (PTC) thermistor or a Polymeric Positive Temperature Coefficient (PPTC) device.
SMD fuses, including resettable fuses, are popular in modern electronics due to their compact size, ease of assembly, and suitability for automated manufacturing processes. The 1812 package size indicates the dimensions of the component, specifically 18 mm in length and 12 mm in width. This size is common for many SMD components, making it easy to integrate into various electronic designs.
Features of 1812 PPTC Fuse
1. Overcurrent Protection: The primary function of an 1812 PPTC fuse is to provide protection against overcurrent conditions in electronic circuits. It helps prevent damage to components and circuits caused by excessive current.
2. Self-Resetting: One of the key advantages of PPTC fuses is their self-resetting capability. Once the overcurrent condition is removed or resolved, the fuse cools down and its resistance decreases, allowing current to flow again. This eliminates the need for manual replacement, making it convenient for applications where access for replacement is difficult.
3. Compact Size: The 1812 package size is relatively small, making it suitable for space-constrained electronic designs. It can be easily mounted on a PCB using automated manufacturing processes.
4. Reliability: PPTC fuses are known for their reliability due to their solid-state construction and lack of moving parts. They offer consistent performance over time.
5. Quick Response: PPTC fuses have a relatively quick response time to overcurrent conditions. This helps minimize the potential damage caused by the excessive current.
Product Parameter--------------------------------------------------------------------------------------------------------------------------------------------------------------
Product name: |
SMD PPTC 1812 Resettable Fuse |
Size: |
1812mils / 4532mm |
Rated Voltage: |
6V-60V |
Rated Current: |
100mA-3A |
Rated Temperature: |
-40ºC To 85ºC |
Type: |
Resettable Fuse |
Package: |
3500pcs 4500pcs Tape/Reel |
Welding Method: |
Reflow Welding |
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Factory Tour---------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Dongguan Tianrui Electronics Co., Ltd is one of the most professional circuit protection components manufacturers and programme suppliers in China for about 10 years. Our products are widely used for the household electric appliances and auto industry. Our team will serve for you from the beginning of your source to the very end of the shipment. We are exporter based on factory so that the cost can be saved directly for you .
Our Advantage
1. Price Advantage: We have a strong supplier net to offer raw materials with competetive price and the supply is stable. We design and build our own molds for production. All these make our price advantage.
2. Good Quality: we adpot excellent quality management system to ensure that every single piece of our components and products are safe and stable.
3. Factory Wholesale: We have open stock for standard product in warehouse. So we can finish order in a short lead time and make fast delivery.
4. One-stop Service: We have R&D, QA, sales and after-sales team to offer you a full service including selection recommendation, technical support, after-sales protection.

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Contact info--------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Cherry Leung
Phone: +86 13713428909