1812L110/33MR

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1812L110/33MR

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PTC RESET FUSE 33V 1.1A 1812

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Thông số kỹ thuật

thuộc tính Giá trị
Package / Case Tape & Reel (TR),Cut Tape (CT)
Series POLY-FUSE®, 1812L
Part Status Active
Type Polymeric
Voltage - Max 33V
Current - Max 20 A
Current - Hold(Ih)(Max) 1.1 A
Current - Trip(It) 1.95 A
Timeto Trip 500 ms
Resistance - Initial(Ri)(Min) 60 mOhms
Resistance - Post Trip(R1)(Max) 200 mOhms
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Size / Dimension 0.179 L x 0.128 W (4.55mm x 3.24mm)
Thickness(Max) 0.079 (2.00mm)

Tổng quan

Description

The course code "1812L110/33MR" seems specific to a particular institution or context, so it's essential to refer to the relevant course catalog or academic materials for precise details. However, I can provide a general guide on what such a code might signify. Typically, course codes are structured with a combination of numbers and letters to represent subject areas, course levels, and unique identifiers.
- "1812" could denote the department or subject area, such as Chemistry or Physics.
- "L110" might indicate a laboratory course or introductory level.
- "33MR" could be an internal categorization, perhaps specifying the semester, campus location, or instructor.
If this is a specific course, it's recommended to consult the syllabus or contact the academic department for a detailed introduction. They can give insights into course objectives, prerequisites, topics covered, and evaluation methods.

Equivalent

To find an equivalent for the 1812L110/33MR, which is a PTC resettable fuse, consider devices with similar specifications: current rating (1.1A hold), voltage rating (33V), and trip current. Equivalent parts include:
1. Bourns MF-MSMF110/33-2
2. Littelfuse RHEF110-33
3. Ametherm SL32 1R020
Ensure compatibility with your specific application requirements before making a substitution.

Manufacturer

The 1812L110/33MR is a resettable PTC (Polymeric Positive Temperature Coefficient) fuse manufactured by Littelfuse, Inc. Littelfuse is a global company that specializes in circuit protection, power control, and sensing technologies. They provide a wide range of products that are used in various industries, including automotive, industrial, consumer electronics, and telecommunications. The company is known for its innovation in designing and manufacturing products that help protect electronic circuits from overcurrent and overvoltage, ensuring the safety and reliability of electronic devices and systems.

Application

The 1812L110/33MR is a type of surface-mount Polymer Positive Temperature Coefficient (PPTC) resettable fuse. It is used primarily for overcurrent protection in electronic circuits. Key application areas include telecommunications equipment, computer and peripheral devices, consumer electronics, and automotive electronics. In these applications, the 1812L110/33MR helps protect against short circuits and overcurrent conditions, enhancing device safety and reliability. Its resettable feature allows circuits to return to normal function after the fault is cleared, minimizing downtime and reducing maintenance costs.

Package

The package type "1812L110/33MR" likely refers to electronic components, specifically a surface-mount fuse in the 1812 size package. This indicates dimensions of approximately 4.5mm x 3.2mm. These are compact, used in circuit protection in various electronic devices.

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