Radial Leaded PTC Resettable Fuse Specifications: Lead Material Soldering Characteristic Insulating Coating Operating Current Max. Voltage Temperature Range Applications Product features Agency Recognition : Tin plated copper : MIL-DTD-202, Method 208E : Flame retardant epoxy : 100mA to 3.75A : Up to 90V : -40°C to 85°C : Telecom and wide variety of electronic equipment :L ow hold current, Solid state, Radial leaded product ideal for up to 90V : UL File E345437 Electrical Characteristics (23°C) Part Number Hold Trip Current Current Resistance Max. Time to Trip Max. Current Rated Voltage Typical Power Rmin R1max Imax, A Vmax,V DC Pd, W Ω Ω 0.38 2.5 7.5 Ih, A It, A at 5 × Ih MC36184 0.1 0.2 4 MC36185 0.15 0.35 10 0.7 2.4 7 MC36186 0.17 0.34 3 0.48 2 8 MC33171 0.2 0.4 2.2 0.41 1.83 4.4 MC33172 0.25 0.5 2.5 0.45 1.25 3 MC33173 0.3 0.6 3 0.49 0.88 2.1 MC36190 0.35 0.75 10 1.3 0.7 2.5 MC33174 0.4 0.8 3.8 0.56 0.55 1.29 MC33175 0.5 1 4 0.77 0.5 1.17 MC36193 0.55 1.2 10 MC33176 0.65 1.3 5.3 MC33177 0.75 1.5 MC33178 0.9 MC33179 1.1 MC33180 1.5 0.4 1.5 0.88 0.31 0.72 6.3 0.92 0.25 0.6 1.8 7.2 0.99 0.2 0.47 2.2 8.2 1.5 0.15 0.38 1.35 2.7 9.6 1.7 0.12 0.3 MC33181 1.6 3.2 11.4 1.9 0.09 0.22 MC33182 1.85 3.7 12.6 2.1 0.08 0.19 MC33183 2.5 5 15.6 2.5 0.05 0.13 40 72/90 MC33184 3 6 19.8 2.8 0.04 0.1 MC33185 3.75 7.5 24 3.2 0.03 0.08 Ih = Hold current-maximum current at which the device will not trip at 23°C still air It = Trip current-minimum current at which the device will always trip at 23°C still air Vmax =Maximum voltage device can withstand without damage at its rated current Imax = Maximum fault current device can withstand without damage at rated voltage (V MAX) Pd = Typical power dissipated from device when in tripped state in 23°C still air environment Rmin = Minimum device resistance at 23°C R1max = Maximum device resistance at 23°C, 1 hour after tripping www.element14.com www.farnell.com www.newark.com Page <1> 11/09/12 V1.1 Radial Leaded PTC Resettable Fuse Dimensions Lead Size : 24AWG ø0.51mm Diameter Part Number A Max. B Max. Lead Size : 20AWG ø0.81mm Diameter C Typical D Min. E Max. F Typical Drawing Option 1.1 Option 1 1.4 Option 2 MC36184 MC36185 MC36186 MC33171 12.7 7.4 MC33172 MC33173 13 MC36190 12.7 MC33174 7.6 13.5 MC33175 7.9 13.7 MC36193 9.7 14 MC33176 9.7 14.5 MC33177 10.4 15.2 MC33178 11.7 15.8 MC33179 13 18 MC33180 14.5 19.6 MC33181 16.3 21.3 MC33182 17.8 22.9 MC33183 21.3 26.4 MC33184 24.9 30 MC33185 28.5 33.5 5.1 7.6 3.1 10.2 Dimensions : Millimetres Thermal Derating Curve www.element14.com www.farnell.com www.newark.com Page <2> 11/09/12 V1.1 Radial Leaded PTC Resettable Fuse Typical Time-To-Trip at 23°C A B C D E F G H I J = MC36184 = MC36185 = MC36186 = MC33171 = MC33172 = MC33173 = MC36190 = MC33174 = MC33175 = MC36193 K L M N O P Q R S T = MC33176 = MC33177 = MC33178 = MC33179 = MC33180 = MC33181 = MC33182 = MC33183 = MC33184 = MC33185 Part Number Table Description Part Number 100mA Radial Leaded PTC Resettable Fuse MC36184 150mA Radial Leaded PTC Resettable Fuse MC36185 170mA Radial Leaded PTC Resettable Fuse MC36186 200mA Radial Leaded PTC Resettable Fuse MC33171 250mA Radial Leaded PTC Resettable Fuse MC33172 300mA Radial Leaded PTC Resettable Fuse MC33173 350mA Radial Leaded PTC Resettable Fuse MC36190 400mA Radial Leaded PTC Resettable Fuse MC33174 500mA Radial Leaded PTC Resettable Fuse MC33175 550mA Radial Leaded PTC Resettable Fuse MC36193 650mA Radial Leaded PTC Resettable Fuse MC33176 750mA Radial Leaded PTC Resettable Fuse MC33177 900mA Radial Leaded PTC Resettable Fuse MC33178 1.1A Radial Leaded PTC Resettable Fuse MC33179 1.35A Radial Leaded PTC Resettable Fuse MC33180 1.6A Radial Leaded PTC Resettable Fuse MC33181 1.85A Radial Leaded PTC Resettable Fuse MC33182 2.5A Radial Leaded PTC Resettable Fuse MC33183 3A Radial Leaded PTC Resettable Fuse MC33184 3.75A Radial Leaded PTC Resettable Fuse MC33185 Important Notice : This data sheet and its contents (the “Information”) belong to the members of the Premier Farnell group of companies (the “Group”) or are licensed to it. No licence is granted for the use of it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change without notice and replaces all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any error in or omission from it or for any use made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any assumptions based on information included or omitted. Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the Group was aware of the possibility of such loss or damage arising) is excluded. This will not operate to limit or restrict the Group’s liability for death or personal injury resulting from its negligence. Multicomp is the registered trademark of the Group. © Premier Farnell plc 2012. www.element14.com www.farnell.com www.newark.com Page <3> 11/09/12 V1.1