SMD2920P200TF/24A

Series:	POLY-FUSE®, SMD2920
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
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:	2920 (7351 Metric), Concave
Size / Dimension:	0.290" L x 0.202" W (7.36mm x 5.12mm)
Height - Seated (Max):	--
Thickness (Max):	0.039" (1.00mm)
Lead Spacing:	--
Approvals:	cURus, TUV

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SMD2920P200TF/24A is a part of the PTC Resettable Fuses (PTC RF) which has gained increasing popularity in industrial and commercial electrical protection applications. As the name implies, the purpose of a PTC RF is to reset itself after an over-current event, thereby increasing flexibility and safety.The SMD2920P200TF/24A PTC RF is an over-current protection device made of a highly efficient semiconductor material such as polyether, enamelled copper wire or glass fibre-reinforced epoxy. This specific device has an operating current of 2A and a maximum holding current of 20A. The working principle of the SMD2920P200TF/24A PTC RF is relatively simple. It is essentially an electronic circuit breaker which is triggered when an over-current is detected. When the current reaches the threshold of the device\'s operating current threshold, the PTC RF "opens" or trips. When this happens, the circuit is broken and no further current passes through it.The SMD2920P200TF/24A PTC RF is mainly used in household appliances and personal electronic devices. Its superior over-current protection capabilities can also be used in low-voltage power supplies, motor control circuits, battery packs, solar power converters, medical devices, and other general industrial applications.The advantages of the SMD2920P200TF/24A PTC RF are mainly in its excellent over-current protection ability and self-resetting feature. It has a very sensitive response to over-current conditions, allowing it to quickly detect and trip in the presence of a short circuit or overload. The self-resetting function allows the circuit to be automatically reset after the fault is cleared. This eliminates the need for manual resetting and reduces downtime, thus increasing customer satisfaction.In addition, the SMD2920P200TF/24A PTC RF does not require a fuse or circuit breaker to work properly. This can be beneficial in applications with limited space or where additional protection is not needed. Its small size also makes it suitable for use in portable devices or places with limited installation space.Another great feature of the SMD2920P200TF/24A PTC RF is its low thermal resistance which reduces heat loss in the circuit. Its low resistance also helps the device to maintain its low power consumption even when under an overload. In conclusion, the SMD2920P200TF/24A PTC RF is excellent for its over-current protection capability, self-resetting feature, small size, and low thermal resistance. Its wide range of application makes it an ideal choice for protecting circuits in various electrical systems.

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