TRF250-183 vs TRF250-184

Product Attributes

Part Number TRF250-183 TRF250-184
Manufacturer Littelfuse Inc. Littelfuse Inc.
Category PTC Resettable Fuses PTC Resettable Fuses
TRF250-183 TRF250-184
Product Status Active Active
Type Polymeric Polymeric
Voltage - Max 100V (250V Int) 100V (250V Int)
Current - Max 10 A 10 A
Current - Hold (Ih) (Max) 183 mA 184 mA
Current - Trip (It) 685 mA 1 A
Time to Trip 1.8 s 1.3 s
Resistance - Initial (Ri) (Min) 800 mOhms 1.2 Ohms
Resistance - Post Trip (R1) (Max) 3.4 Ohms 3.1 Ohms
Resistance - 25°C (Typ) - -
Operating Temperature -40°C ~ 85°C 0°C ~ 85°C
Ratings - -
Mounting Type Through Hole Through Hole
Package / Case Radial, Disc Radial, Disc
Size / Dimension 0.295" Dia x 0.161" T (7.50mm x 4.10mm) 0.303" Dia x 0.181" T (7.70mm x 4.60mm)
Height - Seated (Max) 0.413" (10.50mm) 0.413" (10.50mm)
Thickness (Max) - -
Lead Spacing 0.197" (5.00mm) 0.197" (5.00mm)