RKEF500 vs RGEF500

Product Attributes

Part Number RKEF500 RGEF500
Manufacturer Littelfuse Inc. Littelfuse Inc.
Category PTC Resettable Fuses PTC Resettable Fuses
RKEF500 RGEF500
Product Status Active Active
Type Polymeric Polymeric
Voltage - Max 60V 16V
Current - Max 40 A 100 A
Current - Hold (Ih) (Max) 5 A 5 A
Current - Trip (It) 10 A 8.5 A
Time to Trip 28 s 2 s
Resistance - Initial (Ri) (Min) 12 mOhms 15 mOhms
Resistance - Post Trip (R1) (Max) 50 mOhms 34 mOhms
Resistance - 25°C (Typ) - -
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Ratings - -
Mounting Type Through Hole Through Hole
Package / Case Radial, Disc Radial, Disc
Size / Dimension 0.949" L x 0.118" W (24.10mm x 3.00mm) 0.390" L x 0.098" W (9.90mm x 2.50mm)
Height - Seated (Max) 1.142" (29.00mm) 0.563" (14.30mm)
Thickness (Max) - -
Lead Spacing 0.400" (10.15mm) 0.199" (5.05mm)