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MF-R250-2
Bourns Inc.RoHS 
RoHS compliant
RoHS compliantPackage Radial, Disc
Category PTC Resettable Fuses / PTC Resettable Fuses
Description
PTC Resettable Fuse 2.5A(hold) 5A(trip) 30V 40A 1.2W 10.3s 0.025Ohm Radial 12 X 3 X 18.3mm T/R
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Pricing & Ordering
Inventory: 6263
Minimum: 1
Total Price: USD $0.18
Unit Price: USD $0.181613
≥1 USD $0.181613
≥200 USD $0.070292
≥500 USD $0.067824
≥1500 USD $0.066604
Technical Details
Supply Chain
Factory Lead Time 7 Weeks
Physical
Contact Plating Tin
Mount Through Hole
Mounting Type Through Hole
Package / Case Radial, Disc
Terminal Shape WIRE
Technical
Operating Temperature -40°C~85°C
Packaging Tape & Reel (TR)
Published 2005
Series Multifuse?, MF-R
Size / Dimension 0.472Lx0.118W 12.00mmx3.00mm
JESD-609 Code e3
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 2
Termination Radial
Type Polymeric
Resistance 48mOhm
Voltage - Rated 30V
Voltage - Rated DC 30V
Packing Method TR
Terminal Pitch 5.1mm
Current Rating 40A
Base Part Number MF-R250
Approval Agency cURus, TUV
Lead Pitch 5.1mm
Operating Supply Voltage 30V
Lead Spacing 0.201 5.10mm
Lead Diameter 810 μm
Max Current Rating 40A
Power Dissipation 1.2W
Hold Current 2.5A
Current - Hold (Ih) (Max) 2.5A
Thermistor Application TEMPERATURE SENSING
Time to Trip 10.3s
Resistance - Initial (Ri) (Min) 25mOhm
Resistance - Post Trip (R1) (Max) 70mOhm
Trip Current 5A
Dimensions
Height Seated (Max) 0.720 18.30mm
Compliance
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
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