MF-MSMF110-2 Circuit Protection

Resistance - Initial (Ri) (Min):	40 mOhms
Approvals:	cURus, TUV
Lead Spacing:	--
Thickness (Max):	0.033" (0.85mm)
Height - Seated (Max):	--
Size / Dimension:	0.181" L x 0.128" W (4.60mm x 3.24mm)
Package / Case:	1812 (4532 Metric), Concave
Mounting Type:	Surface Mount
Ratings:	AEC-Q200
Operating Temperature:	-40°C ~ 85°C
Resistance - Post Trip (R1) (Max):	210 mOhms
Series:	Multifuse®, MF-MSMF
Time to Trip:	300ms
Current - Trip (It):	2.2A
Current - Hold (Ih) (Max):	1.1A
Current - Max:	100A
Voltage - Max:	6V
Type:	Polymeric
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction

PTC Resettable Fuses, or PPTC, are self-resetting devices commonly used to protect sensitive electrical equipment from over-current faults. The MF-MSMF110-2 device is specifically designed for automotive applications, and has a wide range of features and benefits which make it ideal for this purpose. In this article, we\'ll take a closer look at the MF-MSMF110-2 application field and working principle.

Application Field

The MF-MSMF110-2 is specifically designed for automotive applications and offers superior protection from current surges in a range of use cases. The device is suitable for demanding environments such as vehicle engine compartments, and it has a wide temperature range which makes it suitable for use in high-temperature applications. The device is also resistant to voltage spikes, and can withstand a wide range of voltages up to 20V.The device is also suitable for general purpose protection applications such as automotive, consumer electronics and remote monitoring applications. It can be used to protect circuit boards from over-voltage, over-current, and short-circuit faults, making it an ideal choice for sensitive circuitry and applications which require fast response times.

Working Principle

The MF-MSMF110-2 PTC Resettable Fuse works on the principle of a thermal-resettable cut-off. This means that the device will trip and disconnect if an over-current fault is detected. When the fault is cleared, the device will automatically reset itself and be ready for use again.The device utilizes a thermal element which quickly detects and trips when an over-current fault occurs. The thermal element has a number of advantages over standard cut-off devices, such as a wide operating temperature range and a much faster response time. The device also has a built-in detection circuit which will protect against accidental or intentional short-circuiting of the device.

Conclusion

The MF-MSMF110-2 PTC Resettable Fuse is a highly reliable and efficient device which can offer superior protection for a wide range of automotive, consumer electronics and remote monitoring applications. The device offers a thermal-resettable cut-off principle which ensures fast and effective protection from over-current faults, and a built-in detection circuit which prevents accidental or intentional short-circuiting. The MF-MSMF110-2 is a great choice for environments which require fast response times and reliable protection from current surges.

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