Part Number: RUEF300K vs RUEF250S

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Part Number: RUEF300K RUEF250S
Manufacturer: Littelfuse Inc. Littelfuse Inc.
Description: POLYSWITCH PTC RESET 3A POLYSWITCH PTC RESET 2.5A STRGT
Quantity Available: Available Available
Datasheets: - -
Factory Lead Time 10 Weeks 10 Weeks
Mounting Type Through Hole Through Hole
Package / Case Radial, Disc Radial, Disc
Operating Temperature -40°C~85°C -40°C~85°C
Packaging Bulk Bag
Published 2013 2012
Size / Dimension 0.449Lx0.118W 11.40mmx3.00mm 0.449Lx0.118W 11.40mmx3.00mm
Pbfree Code yes yes
Part Status Active Active
Moisture Sensitivity Level (MSL) Not Applicable Not Applicable
Reach Compliance Code unknown -
Approval Agency CQC, CSA, TUV, UL CQC, CSA, TUV, UL
Lead Spacing 0.199 5.05mm 0.199 5.05mm
Current - Max 100A 100A
Hold Current 3A -
Voltage - Max 30V 30V
Time to Trip 10.8s 10.3s
Resistance - Initial (Ri) (Min) 20mOhm 20mOhm
Resistance - Post Trip (R1) (Max) 80mOhm 70mOhm
Current - Trip (It) 6A 5A
Trip Current 6A -
Height Seated (Max) 0.710 18.03mm 0.720 18.30mm
RoHS Status ROHS3 Compliant ROHS3 Compliant
Current - Hold (Ih) (Max) - 2.5A
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