SMD200F/24-2920-2 Circuit Protection

Series:	PolySwitch®, SMD
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Polymeric
Voltage - Max:	24V
Current - Max:	40A
Current - Hold (Ih) (Max):	2A
Current - Trip (It):	4A
Time to Trip:	5s
Resistance - Initial (Ri) (Min):	50 mOhms
Resistance - Post Trip (R1) (Max):	125 mOhms
Operating Temperature:	-40°C ~ 85°C
Ratings:	--
Mounting Type:	Surface Mount
Package / Case:	2-SMD
Size / Dimension:	0.290" L x 0.202" W (7.36mm x 5.12mm)
Height - Seated (Max):	--
Thickness (Max):	0.118" (3.00mm)
Lead Spacing:	--
Approvals:	CSA, TUV, UL

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PTC Resettable Fuses are a type of electrical protection device that can clear or protect a circuit from short circuits or overcurrent conditions. They are usually used for protecting AC power supplies, audio-video equipment, handheld electronics, and other delicate components. The SMD200F/24-2920-2 is a specialized PTC Resettable Fuse designed for high-frequency, low-power applications such as digital devices and laptops. In this article, we will discuss the applications and working principles of this PTC Resettable Fuse. The SMD200F/24-2920-2 is specially designed to respond quickly to changes in current and keep devices, components, and systems protected from electrical surges or overloads. It has a high-precision current rating with a short trip time of 2 ms and can provide reliable overcurrent protection with shutoff current of 780mA. It also features a wide range of temperature coefficients that allow for use in a variety of climates and temperature zones. Additionally, it is designed with low-profile SMT (Surface-Mount Technology) construction, making it easy to integrate into existing circuit designs.The SMD200F/24-2920-2 has a variety of applications in many different types of electrical systems. It can be used in laptops and other mobile devices to protect delicate components from power surges from the mains, or it can be used in vehicle battery protection systems to protect the battery from overdischarge or overcharging. It can also be used in home appliances and even industrial control systems to ensure safe protection against electrical surges. The working principle of the SMD200F/24-2920-2 is based on the PTC resettable fuses. When the current passing through the device exceeds the rated current, the fuse element will heat up and increase the internal resistance. This will cause the temperature of the device to rise and, eventually, the device will trip and cut off the power. Once the power is cut off, the heat generated in the device will dissipate, and the internal resistance will drop back to its normal level. The device can then be reset by simply applying power again.The SMD200F/24-2920-2 is an excellent choice for those who are looking for a reliable overcurrent protection device that can be easily integrated into their existing circuit designs. It is relatively inexpensive, simple to install, and can provide safe protection against electrical surges and overloads. It is also highly durable, making it a great choice for high-frequency, low-power applications.

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