Circuit Protection

MF-SM050-2

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PTC RESETTABLE FUSE 0.5A(HOLD) 1A(TRIP) 60V 40A 1.7W 4S 0.35OHM SMD SOLDER PAD 7.98 X 5.44 X 3.18MM T/R AUTOMOTIVE AEC-Q200

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Circuit Protection

MF-SM050-2

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Bourns Inc.

PTC RESETTABLE FUSE 0.5A(HOLD) 1A(TRIP) 60V 40A 1.7W 4S 0.35OHM SMD SOLDER PAD 7.98 X 5.44 X 3.18MM T/R AUTOMOTIVE AEC-Q200

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	MF-SM050-2

Approval Agency	cURus, TUV
Current - Hold (Ih) (Max) [Max]	500 mA
Current - Max [Max]	40 A
Current - Trip (It)	1 A
Grade	Automotive
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 C
Package / Case	2-SMD
Qualification	AEC-Q200
Resistance - Initial (Ri) (Min) [Min]	350 mOhms
Resistance - Post Trip (R1) (Max) [Max] [custom]	1.4 Ohms
Size / Dimension [x]	0.287 "
Size / Dimension [x]	7.31 mm
Size / Dimension [y]	5.44 mm
Size / Dimension [y]	0.214 "
Thickness (Max) [Max]	0.125 in
Thickness (Max) [Max]	3.18 mm
Time to Trip	4 s
Type	Polymeric
Voltage - Max [Max]	60 V

MF-SM Series

Part	Approval Agency	Resistance - Post Trip (R1) (Max) [Max] [custom]	Resistance - Initial (Ri) (Min) [Min]	Type	Time to Trip	Operating Temperature [Max]	Operating Temperature [Min]	Thickness (Max) [Max]	Thickness (Max) [Max]	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [y]	Size / Dimension [x]	Mounting Type	Qualification	Current - Hold (Ih) (Max) [Max]	Package / Case	Grade	Current - Max [Max]	Voltage - Max [Max]	Current - Trip (It)	Resistance - Post Trip (R1) (Max) [Max]	Current - Hold (Ih) (Max)	Resistance - Initial (Ri) (Min)
Bourns Inc. MF-SM050-2	cURus TUV	1.4 Ohms	350 mOhms	Polymeric	4 s	85 °C	-40 C	0.125 in	3.18 mm	0.287 "	5.44 mm	0.214 "	7.31 mm	Surface Mount	AEC-Q200	500 mA	2-SMD	Automotive	40 A	60 V	1 A
Bourns Inc. MF-SM185/33-2	cURus TUV		40 mOhms	Polymeric	5 s	85 °C	-40 C	0.118 in	3 mm	0.344 in	6.71 mm	0.264 "	8.75 mm	Surface Mount	AEC-Q200	1.8 A	2-SMD	Automotive	40 A	33 V	3.6 A	150 mOhms
Bourns Inc. MF-SM100-2-006	cURus TUV		0.12 Ohms	Polymeric	500 ms	85 °C	-40 C	0.118 in	3 mm	0.287 "	5.44 mm	0.214 "	7.31 mm	Surface Mount	AEC-Q200	1.1 A	2-SMD	Automotive	80 A	30 V	2.2 A	480 mOhms
Bourns Inc. MF-SM260-2	cURus TUV		25 mOhms	Polymeric	20 s	85 °C	-40 C	0.118 in	3 mm	0.287 "	5.44 mm	0.214 "	7.31 mm	Surface Mount	AEC-Q200	2.6 A	2-SMD	Automotive	100 A	6 V	5.2 A	75 mOhms
Bourns Inc. MF-SM300-2	cURus TUV		15 mOhms	Polymeric	35 s	85 °C	-40 C	0.118 in	3 mm	0.287 "	5.44 mm	0.214 "	7.31 mm	Surface Mount	AEC-Q200	3 A	2-SMD	Automotive	100 A	6 V	6 A	48 mOhms
Bourns Inc. MF-SM030-2-99	cURus TUV		900 mOhms	Polymeric	3 s	85 °C	-40 C	0.125 in	3.18 mm					Surface Mount	AEC-Q200	300 mA	2-SMD	Automotive	40 A	60 V	600 mA	4.8 Ohms
Bourns Inc. MF-SM125-2	cURus TUV		70 mOhms	Polymeric	2 s	85 °C	-40 C	0.118 in	3 mm	0.287 "	5.44 mm	0.214 "	7.31 mm	Surface Mount	AEC-Q200		2-SMD	Automotive	100 A	15 V	2.5 A	250 mOhms	1.25 A
Bourns Inc. MF-SM075/60-2-99	cURus TUV		230 mOhms	Polymeric	0.3 s	85 °C	-40 C	0.125 in	3.18 mm	0.287 "	5.44 mm	0.214 "	7.31 mm	Surface Mount	AEC-Q200	750 mA	2-SMD	Automotive	10 A	60 V	1.5 A	1 Ohms
Bourns Inc. MF-SM250-2	cURus TUV		24 mOhms	Polymeric	25 s	85 °C	-40 C	0.118 in	3 mm	0.344 in	6.71 mm	0.264 "	8.75 mm	Surface Mount	AEC-Q200		2-SMD	Automotive	100 A	15 V	5 A	85 mOhms	2.5 A
Bourns Inc. MF-SM013/250V-2	cURus TUV			Polymeric		85 °C	-40 C	0.402 "	10.2 mm	0.35 in	7.2 mm	0.283 in	8.9 mm	Surface Mount		130 mA	2-SMD		3 A	60 V		16 Ohms		4 Ohms

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 0.37
		5	$ 0.36
		10	$ 0.35
		50	$ 0.29
		100	$ 0.24
		250	$ 0.22
		500	$ 0.19
		1000	$ 0.17
	Digi-Reel®	1	$ 0.37
		5	$ 0.36
		10	$ 0.35
		50	$ 0.29
		100	$ 0.24
		250	$ 0.22
		500	$ 0.19
		1000	$ 0.17
	N/A	27226	$ 0.43
	Tape & Reel (TR)	2000	$ 0.16
		4000	$ 0.15
		6000	$ 0.15
		10000	$ 0.14
Newark	Each (Supplied on Cut Tape)	1	$ 0.48

Description

General part information

MF-SM Series

Polymeric PTC Resettable Fuse 60V 500 mA Ih Surface Mount 2-SMD

Documents

Technical documentation and resources

MF-SM050-2

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MF-SM050-2

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Technical Specifications

MF-SM Series

Pricing

Description

MF-SM Series

Documents

Multifuse Product Guide

Datasheet

Technical Data Sheet EN

Product Change Notice EN

MF-SM Series