MINISMD050-2

Series:	PolySwitch®
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Voltage - Max:	--
Current - Hold (Ih) (Max):	500mA
Mounting Type:	Surface Mount
Package / Case:	1812 (4532 Metric), Concave
Size / Dimension:	0.179" L x 0.128" W (4.55mm x 3.24mm)
Height - Seated (Max):	--
Thickness (Max):	0.024" (0.62mm)
Lead Spacing:	--

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PTC Resettable Fuses

PTC resettable fuses, also known as polyfuses, are a type of self-resetting electrical component that is used in a variety of electronic devices. They provide an excellent solution to circuits where over-current protection is needed, but with the added benefit of being able to reset and continue operation after any short circuit, overload or power surge has been removed. PTC resettable fuses are often used in automotive applications, consumer electronics and telecommunications equipment, and appliances. The MINISMD050-2 is a type of miniature polyfuse, which has a current rating of 0.5A and a voltage rating of 100V. The fuse is commonly used in a wide range of applications such as low-power industrial control circuits and portable audio equipment. The MINISMD050-2 is applied by attaching it directly to the circuit board, and it can offer both over-current protection as well as short circuit protection. The working principle of the MINISMD050-2 is based on the use of a positive temperature coefficient (PTC) resistor. The PTC element is housed in a small housing which can be mounted directly onto the circuit board. The PTC element works by progressively increasing its electrical resistance with an increase in temperature. When normal operating parameters and current level are exceeded, the temperature of the PTC resistor will begin to increase, resulting in an increase of the electrical resistance. This will cause an impedance in the circuit and reduce the current until it is below the maximum allowed by the device, thus protecting the circuit from being damaged due to overheating or fire. The MINISMD050-2 has a number of features that make it a very attractive option to use in a wide variety of applications. These include its fast response time and low resistance value, as well as its ability to self-reset without any damage to the device. This fuse also has excellent thermal cycling characteristics and can withstand a very large number of operations without changing its electrical properties or characteristics. Overall, the MINISMD050-2 PTC resettable fuse is an excellent choice for a range of applications that require protection against short circuits, overloads, and power surges. Its small size makes it ideal for use in tight spaces, and its ability to reset itself without any damage makes it a very reliable and versatile product. The MINISMD050-2 is a great addition to any circuit board where additional circuit protection is needed.

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Part Number	Manufacturer	Price	Quantity	Description