Circuit Protection

MF-RX090/72-0

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Bourns Inc.

PTC RESET FUSE 72V 900MA RADIAL

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Circuit Protection

MF-RX090/72-0

Active

Bourns Inc.

PTC RESET FUSE 72V 900MA RADIAL

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DocumentsMultifuse Product Guide Datasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	MF-RX090/72-0

Approval Agency	cURus, TUV
Current - Hold (Ih) (Max) [Max]	900 mA
Current - Max [Max]	40 A
Current - Trip (It)	1.8 A
Height - Seated (Max) [Max]	16.7 mm
Height - Seated (Max) [Max]	0.657 in
Lead Spacing	0.201 in
Lead Spacing	5.1 mm
Mounting Type	Through Hole
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 C
Package / Case	Disc, Radial
Resistance - Initial (Ri) (Min) [Min]	140 mOhms
Resistance - Post Trip (R1) (Max) [Max]	470 mOhms
Size / Dimension [diameter]	11.7 mm
Size / Dimension [diameter]	0.461 "
Size / Dimension [z]	3.1 mm
Size / Dimension [z]	0.122 in
Time to Trip	7.2 s
Type	Polymeric
Voltage - Max [Max]	72 V

MF-RX Series

Part	Approval Agency	Mounting Type	Resistance - Post Trip (R1) (Max) [Max]	Height - Seated (Max) [Max]	Height - Seated (Max) [Max]	Current - Hold (Ih) (Max) [Max]	Qualification	Package / Case	Operating Temperature [Max]	Operating Temperature [Min]	Lead Spacing	Lead Spacing	Type	Grade	Current - Trip (It)	Time to Trip	Resistance - Initial (Ri) (Min) [Min]	Current - Max [Max]	Voltage - Max [Max]	Size / Dimension [z]	Size / Dimension [diameter]	Size / Dimension [diameter]	Size / Dimension [z]	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [y]	Height - Seated (Max)	Height - Seated (Max)	Height - Seated (Max) [Max] [z]	Size / Dimension [custom]	Size / Dimension [custom]	Size / Dimension [y]	Current - Hold (Ih) (Max)
Bourns Inc. MF-RX025/72-2-17	cUL cURus TUV UL	Through Hole	3 Ohms	0.5 in	12.7 mm	250 mA	AEC-Q200	Disc Radial	85 °C	-40 C	0.201 in	5.1 mm	Polymeric	Automotive	500 mA	2.5 s	1 Ohms	40 A	72 V
Bourns Inc. MF-RX090/72-AP-17	cUL cURus TUV UL	Through Hole	470 mOhms	0.657 in	16.7 mm	900 mA	AEC-Q200	Disc Radial	85 °C	-40 C	0.201 in	5.1 mm	Polymeric	Automotive	1.8 A	7.2 s	140 mOhms	40 A	72 V	3.1 mm	11.7 mm	0.461 "	0.122 in
Bourns Inc. MF-RX090/72-0	cURus TUV	Through Hole	470 mOhms	0.657 in	16.7 mm	900 mA		Disc Radial	85 °C	-40 C	0.201 in	5.1 mm	Polymeric		1.8 A	7.2 s	140 mOhms	40 A	72 V	3.1 mm	11.7 mm	0.461 "	0.122 in
Bourns Inc. MF-RX375/72-AP	cURus TUV	Through Hole	80 mOhms		1.161 in	3.75 A		Disc Radial	85 °C	-40 C			Polymeric		7.5 A	24 s	30 mOhms	40 A	72 V					0.926 in	3.1 mm	23.51 mm	0.122 in	29.5 mm
Bourns Inc. MF-RX110/72-2-14		Through Hole	380 mOhms			1.1 A		Disc Radial	85 °C	-40 C	0.201 in	5.1 mm	Polymeric		2.2 A	8.2 s	150 mOhms	40 A	72 V					0.427 in	3.1 mm	10.84 mm	0.122 in		16.84 mm	0.663 in
Bourns Inc. MF-RX065/72-0	cURus TUV	Through Hole	720 mOhms	0.598 in	15.2 mm	650 mA		Disc Radial	85 °C	-40 C	0.201 in	5.1 mm	Polymeric		1.3 A	5.3 s	270 mOhms	40 A	72 V		0.382 "	9.7 mm									0.122 "	3.1 mm
Bourns Inc. MF-RX012/250U-0	cURus TUV	Through Hole	16 Ohms	0.394 in	10 mm	120 mA		Disc Radial	85 °C	-40 C	0.201 in	5.1 mm	Polymeric				6 Ohms	3 A	60 V					0.236 in	3.8 mm	6 mm	0.15 "
Bourns Inc. MF-RX375-AP-99	cURus TUV	Through Hole	80 mOhms			3.75 A		Disc Radial	85 °C	-40 C			Polymeric		7.5 A	24 s	30 mOhms	40 A	60 V	3.1 mm	28.4 mm	1.118 in	0.122 in						33.5 mm	1.319 in
Bourns Inc. MF-RX110/72-2	cURus TUV	Through Hole	380 mOhms	0.662 in		1.1 A		Disc Radial	85 °C	-40 C	0.201 in	5.1 mm	Polymeric		2.2 A	8.2 s	150 mOhms	40 A	72 V					0.427 in	3.1 mm	10.84 mm	0.122 in		16.84 mm
Bourns Inc. MF-RX250/72-0	cURus TUV	Through Hole	130 mOhms					Disc Radial	85 °C	-40 C			Polymeric		5 A	15.6 s	50 mOhms	40 A	72 V					0.839 "		21.3 mm	0.122 in		26.4 mm	1.039 in			3.1 mm	2.5 A