Circuit Protection > PTC Resettable Fuses

MF-R050 - Bourns

PTC Resettable Fuse 0.5A(hold) 1A(trip) 60V 40A 0.75W 4s 0.41Ohm Radial 7.9 X 3.1mm Bulk Automotive

Technical Details

Ambient Temperature Range High	85°C
Approvals	CSA, TUV, UL
Body Material	Polymer
Case/Package	Radial
China RoHS	Compliant
Contact Plating	Tin
Current Rating	40A
Diameter	7.9mm
Flammability Rating	UL94 V-0
Height	13.7mm
Hold Current	500mA
Lead Diameter	510µm
Lead Free	Lead Free
Lead Length	7.6mm
Lead Pitch	5.1mm
Length	7.9mm
Lifecycle Status	Production
Max Current Rating	40A
Max Operating Temperature	85°C
Max Power Dissipation	750mW
Min Operating Temperature	-40°C
Mount	PCB, Through Hole
Number of Pins	2
Number of Terminals	2
Operating Supply Voltage	60V
Packaging	Bulk
Power Dissipation	750mW
REACH SVHC	Yes
Resistance	410mΩ
RoHS	Compliant
Schedule B	8536100040, 8536100040\|8536100040, 8536100040\|8536100040\|8536100040, 8536100040\|8536100040\|8536100040\|8536100040
Terminal Pitch	5.1mm
Termination	Radial
Time to Trip	4s
Trip Current	1A
Voltage Rating	60V
Voltage Rating (DC)	60V
Width	3.1mm
Wire/Cable Diameter	510µm
Working Voltage	60V

Compliance

RoHS : Unconfirmed

REACH SVHC : Yes

Images

Bourns MF-R050 | RS

RS

Datasheets

Lifecycle Status Indicator

Production

Symbol

MF-R050 Symbol - Bourns

MF-R050 Symbol - Bourns

MF-R050 Symbol - Bourns

MF-R050 Symbol - Bourns

‹ ›

Footprint

MF-R050 Footprint - Bourns

MF-R050 Footprint - Bourns

MF-R050 Footprint - Bourns

MF-R050 Footprint - Bourns

‹ ›

Alternatives (Possible Substitutes)

Manufacturer	Manufacturer Part No.	Lifecycle Status Indicator	Confidence
Schurter	PFRA.050	Production
Schurter	PFRA.050.2	Production
Bourns	MF-R050-AP-99	Obsolete
Bourns	MF-R050-0-99	Obsolete
Bourns	MF-R050-2-99	Obsolete
Bourns	MF-R050-0	Production
Bourns	MF-R050-AP	Production
Bourns	MF-R050-2	Production
Littelfuse	60R050XPR	Production
Littelfuse	60R050XU	Production

See more alternatives See less alternatives

Authorized Distributors

Distributor

SKU

Stock

USD

1

10

50

100

1000

10000

Buy

RS

DE: 3170

$

0.3674

0.3674

0.3254

0.3143

0.2996

RS

DE: 277

$

0.3254

0.3143

0.2996

Farnell

DE: 11595

$

0.4857

0.4278

0.4278

0.339

0.2934

Chip One Stop

JP: 1808

$

0.217

41.50

36.40

32.80

32.80

Onlinecomponents.com

US: 9630

$

0.2699

0.1634

0.1602

Avnet

US: 7975

$

0.2717

0.2461

0.2375

0.2375

0.2375

0.2375

Arrow Electronics

US: 33000

$

0.1619

Arrow Electronics

US: 3000

$

0.2138

0.2138

Verical

US: 33000

$

0.1639

Verical

US: 5229

$

0.256

0.238

Verical

US: 4400

$

0.2116

0.2068

Verical

US: 3000

$

0.2484

0.2112

Verical

US: 3000

$

0.2138

0.2138

Verical

US: 1808

$

0.2432

0.2432

Verical

US: 1106

$

0.1428

0.1428

Master Electronics

US: 9630

$

0.2699

0.1634

0.1602

TME

PL: 3216

$

0.3809

0.3365

0.2626

0.2318

0.2194

0.2194

DigiKey

DE: 21944

$

0.4808

0.4808

0.3018

0.2785

0.213

0.1762

TTI

US: 1250

$

0.216

0.213

0.163

0.163

Avnet Abacus

EU: 33000

$

TTI Europe

DE: 49500

$

0.1837

0.1738

TTI Asia

SG: -3

$

0.238

Anglia

GB: 23303

$

0.3016

0.3016

0.3016

0.1724

0.1724

Newark

US: 5229

$

0.318

0.318

Newark

US: 0

$

0.453

0.405

0.359

0.337

0.318

0.318

Mouser

US: 11385

$

0.38

0.342

0.265

0.233

0.183

0.166

Non-Authorized Distributors

Distributor

SKU

Stock

USD

1

10

50

100

1000

10000

Buy

Win Source

CN: 20730

$

0.0968

0.0646

Maritex

PL: 9500

$

0.2977

0.2655

0.2306

0.2146

0.1738

0.1716

Worldway Electronics

HK: 44144

$

0.0929

0.0929

0.0901

0.0853

0.0853

LCSC

CN: 4310

$

0.1676

0.1402

0.1402

0.1115

0.0991

Fly-Wing Technology

HK: 66277

$

0.0865

0.0713

0.0713

0.0684

0.0646

0.0646

Bettlink

HK: 23621

$

0.3825

0.2833

0.2833

0.2464

0.2303

0.2069

Chipsmall Limited

CN: 10000

$

0.1435

0.0957

0.0957

0.0574

0.0478

0.0478

Quest

US: 36

$

0.56

0.448

0.448

0.448

0.448

0.448

Classic Components

US: 1544

$

XingHuan International

CN: 60000

$

Rebound Electronics

GB: 186

$

Abacus Technologies

US: 72230

$

JRH Electronics

US: 5229

$

0.2624

0.2432

NAC Semi

US: 66000

$

0.2635

Report an Error Favorite

This site uses cookies to improve your user experience and to provide you with content we believe will be of interest to you. Detailed information
on the use of cookies on this website is provided in our Cookies Policy. By using this website, you consent to the use of our cookies.

Ok, don't show me this again