Circuit Protection > PTC Resettable Fuses

72R250XF - Littelfuse

PTC Resettable Fuse 2.5A(hold) 5A(trip) 72VDC 40A 2.5W 15.6s 0.05Ohm Radial 19.93 X 3.1mm Bulk

Technical Details

Approvals	TUV, cULus
Case/Package	Radial
Contact Plating	Tin
Export Control Classification Number (ECCN) Code	EAR99
Height	19.93mm
Hold Current	2.5A
Harmonized Tariff Schedule (HTS) Code	8533.40.80.70
Introduction Date	2008-10-24
Lead Free	Lead Free
Length	19.93mm
Lifecycle Status	Production
Max Current Rating	40A
Max Operating Temperature	85°C
Maximum Resistance 1 Hour (R1max)	130mΩ
Min Operating Temperature	-40°C
Minimum Resistance Initial (Rmin)	50mΩ
Mount	Through Hole
Number of Terminals	2
Operating Supply Voltage	72V
Packaging	Bulk
Power Dissipation	2.5W
REACH SVHC	Yes
Resistance	50mΩ
RoHS	Compliant
Termination	Radial
Time to Trip	15.6s
Trip Current	5A
Voltage Rating (DC)	72V
Width	3.1mm
Working Voltage	72V

Compliance

RoHS : Unconfirmed

REACH SVHC : Yes

Images

Littelfuse 72R250XF | Future Electronics

Future Electronics

Datasheets

Lifecycle Status Indicator

Production

Alternatives (Possible Substitutes)

Manufacturer	Manufacturer Part No.	Lifecycle Status Indicator	Confidence
Littelfuse	72R250XMR	Production
Littelfuse	60R250XMR	Production
Littelfuse	60R250XF	Production

Authorized Distributors

Distributor

SKU

Stock

USD

1

10

50

100

1000

10000

Buy

Farnell

DE: 7

$

1.6519

1.5409

DigiKey

DE: 348

$

2.27

1.738

1.4422

1.4422

1.0152

0.956

TTI

US: 0

$

1.00

1.00

Sager Electronics

US: 0

$

1.23

1.18

Future Electronics

CA: 0

$

0.235

0.22

TTI Europe

DE: 0

$

1.2821

1.2821

Arrow Electronics

US: 0

$

0.956

0.956

Anglia

GB: 0

$

0.1932

0.1932

Newark

US: 7

$

3.53

2.59

2.07

1.80

1.41

1.31

element14 APAC

SG: 7

$

1.3583

1.2597

Mouser

US: 343

$

2.27

1.74

1.45

1.23

1.10

1.10

Non-Authorized Distributors

Distributor

SKU

Stock

USD

1

10

50

100

1000

10000

Buy

Win Source

1361773-72R250XF

CN: 5000

$

0.6894

0.4596

0.4596

Worldway Electronics

HK: 252930

$

0.44

0.44

0.4266

0.4041

0.4041

UnikeyIC

SG: 2400

$

0.2625

0.2539

0.2496

VNN Services

EU: 3786

$

0.80

0.78

0.78

0.76

0.74

0.74

Ansinor

CN: 356

$

1.9293

1.4799

1.4799

1.4799

0.8655

0.8129

Bettlink

HK: 346

$

1.8614

1.6328

1.6328

1.4844

1.3087

1.2347

Classic Components

US: 127

$

ComSIT Distribution GmbH

DE: 400

$

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