Circuit Protection

MF-USML380-2

Obsolete

Bourns Inc.

PTC RESETTABLE FUSE 3.8A(HOLD) 8A(TRIP) 6V 50A 0.8W 2S 0.002OHM SMD SOLDER PAD 1210 3.43 X 2.8 X 0.6MM T/R

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DocumentsMF-USML Series Prod Info

Circuit Protection

MF-USML380-2

Obsolete

Bourns Inc.

PTC RESETTABLE FUSE 3.8A(HOLD) 8A(TRIP) 6V 50A 0.8W 2S 0.002OHM SMD SOLDER PAD 1210 3.43 X 2.8 X 0.6MM T/R

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	MF-USML380-2

Approval Agency	cURus, TUV
Current - Hold (Ih) (Max) [Max]	3.8 A
Current - Max [Max]	50 A
Current - Trip (It)	8 A
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 C
Package / Case	1210 (3225 Metric), Concave
Resistance - Initial (Ri) (Min) [Min]	2 mOhms
Resistance - Post Trip (R1) (Max)	16 mOhms
Size / Dimension [x]	0.127 in
Size / Dimension [x]	3.22 mm
Size / Dimension [y]	2.58 mm
Size / Dimension [y]	0.102 in
Thickness (Max)	0.6 mm
Thickness (Max) [Max]	0.024 in
Time to Trip	2 s
Type	Polymeric
Voltage - Max [Max]	6 V

MF-USML Series

Part	Approval Agency	Voltage - Max [Max]	Time to Trip	Package / Case	Mounting Type	Current - Max [Max]	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [y]	Operating Temperature [Max]	Operating Temperature [Min]	Resistance - Post Trip (R1) (Max) [Max]	Thickness (Max)	Thickness (Max) [Max]	Resistance - Initial (Ri) (Min) [Min]	Current - Trip (It)	Type	Current - Hold (Ih) (Max) [Max]	Thickness (Max) [Max]	Resistance - Post Trip (R1) (Max)	Current - Hold (Ih) (Max)
Bourns Inc. MF-USML175-2	cURus TUV	6 V	2.5 s	1210 (3225 Metric) Concave	Surface Mount	50 A	0.127 in	2.58 mm	3.22 mm	0.102 in	85 °C	-40 C	0.04 Ohms	0.6 mm	0.024 in	6 mOhms	3.5 A	Polymeric	1.75 A
Bourns Inc. MF-USML230-2	cURus TUV	6 V	3.5 s	1210 (3225 Metric) Concave	Surface Mount	50 A	0.127 in	2.58 mm	3.22 mm	0.102 in	85 °C	-40 C	24 mOhms	0.6 mm	0.024 in	4.5 mOhms	4.6 A	Polymeric	2.3 A
Bourns Inc. MF-USML175/12-2	cUL cURus TUV	12 V	800 ms	1210 (3225 Metric) Concave	Surface Mount	50 A	0.127 in	2.58 mm	3.22 mm	0.101 in	85 °C	-40 C	50 mOhms	0.8 mm	0.031 "	6 mOhms	3.5 A	Polymeric	1.75 A
Bourns Inc. MF-USML550/12-2	cUL cURus TUV	12 V	2 s	1210 (3225 Metric) Concave	Surface Mount	50 A	0.127 in	2.58 mm	3.22 mm	0.101 in	85 °C	-40 C	10 mOhms		0.047 in	1 mOhms	11 A	Polymeric	5.5 A	1.2 mm
Bourns Inc. MF-USML400/12-2	cUL cURus TUV	12 V	5 s	1210 (3225 Metric) Concave	Surface Mount	50 A	0.127 in	2.58 mm	3.22 mm	0.101 in	85 °C	-40 C	18 mOhms		0.047 in	2 mOhms	8 A	Polymeric	4 A	1.2 mm
Bourns Inc. MF-USML700-2	cURus TUV	6 V	2 s	1210 (3225 Metric) Concave	Surface Mount	50 A	0.127 in	2.58 mm	3.22 mm	0.102 in	85 °C	-40 C	13.5 mOhms		0.047 in	1 mOhms	14 A	Polymeric	7 A	1.2 mm
Bourns Inc. MF-USML380/12-2	cUL cURus TUV	12 V	5 s	1210 (3225 Metric) Concave	Surface Mount	50 A	0.127 in	2.58 mm	3.22 mm	0.101 in	85 °C	-40 C	20 mOhms		0.047 in	2 mOhms	7.6 A	Polymeric	3.8 A	1.2 mm
Bourns Inc. MF-USML380-2	cURus TUV	6 V	2 s	1210 (3225 Metric) Concave	Surface Mount	50 A	0.127 in	2.58 mm	3.22 mm	0.102 in	85 °C	-40 C		0.6 mm	0.024 in	2 mOhms	8 A	Polymeric	3.8 A		16 mOhms
Bourns Inc. MF-USML450-2	cURus TUV	6 V	2 s	1210 (3225 Metric) Concave	Surface Mount	50 A	0.127 in	2.58 mm	3.22 mm	0.102 in	85 °C	-40 C	15 mOhms		0.047 in	1 mOhms	9 A	Polymeric		1.2 mm		4.5 A
Bourns Inc. MF-USML400-2	cURus TUV	6 V	2 s	1210 (3225 Metric) Concave	Surface Mount	50 A	0.127 in	2.58 mm	3.22 mm	0.102 in	85 °C	-40 C	15.5 mOhms	0.6 mm	0.024 in	1.5 mOhms	8 A	Polymeric	4 A

Pricing

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

Distributor	Package	Quantity	$

Digikey	N/A	0	$ 0.00

Description

General part information

MF-USML Series

Polymeric PTC Resettable Fuse 6V 3.8 A Ih Surface Mount 1210 (3225 Metric), Concave

Documents

Technical documentation and resources

MF-USML Series Prod Info

Datasheet