Axial Lead & Cartridge Fuses 3AB > Fast-Acting > 505 Series 505 Series, Lead-free 3AB, Fast-Acting Fuse RoHS Pb Description A 500VAC/VDC rated ceramic fuse with a 20,000 interrupting rating in a compact 6.3 x 32mm package, which is well suited for circuit protection in high energy applications. Features • In accordance • RoHS compliant and with Underwriters Lead-free Laboratories Standard • Interrupting rating of UL 248-14 20,000 Amperes Agency Approvals • Available in cartridge and • Compact form factor of axial lead form and with 6.3mm x 32mm Agency Agency File Number Ampere Range various lead forming dimensions. E10480 10A - 30A 1620079 10A - 12A Applications T5026910801 15A - 30A • Uninterruptible Power • Three-Phase Power Supplies (UPS) Supplies N/A 10A - 30A Electrical Characteristics for Series Additional Information % of Ampere Ampere Rating Opening Time Rating 150% 30 minutes, Maximum 200% 10A - 30A 30 minutes, Maximum Datasheet Resources Samples Accessories 300% 10 seconds, Maximum For recommended fuse accessories for this product series, see ‘Recommended Accessories’ section. Electrical Characteristic Specifications by Item Ampere Voltage Nominal Cold Nominal Agency Approvals Interrupting Amp Code Rating Rating Resistance Melting Rating (A) (V) (Ohms) I2t (A2 sec) 20kA@450VAC 010. 10 450 0.0167 91 x x - x 1000A@250VDC 200A@500VAC 010.* 10 500 0.0167 91 x - - x 200A@500VDC 20kA@450VAC 012. 12 450 0.0117 192 x x - x 1000A@250VDC 015. 15 500 50kA@500VAC 0.0073 68 x - x x 016. 16 500 20kA@500VDC 0.0073 68 x - x x 020. 20 500 0.0056 140 x - x x 30kA@500VAC 025. 25 500 0.0048 210 x - x x 20kA@500VDC 030. 30 500 0.0038 280 x - x x Notes: 1. 20kA @ 500VAC and 20kA @ 500VDC interrupting rating available for TUV certification of 15A - 30A 2. *200A @ 500VAC and 200A @ 500VDC interrupting rating available for 10A. Add suffix “500”. Example: 0505010.MX500P, and 0505010.MXE500P” © 2019 Littelfuse, Inc. Application testing is strongly recommended.Specifications are subject to change without notice. Revised: 01/15/19

Axial Lead & Cartridge Fuses 3AB > Fast-Acting > 505 Series Temperature Re-rating Curve Average Time Current Curves AAAAAAA 10121516202530 10000 1000 100 DS ON 10 C SE N ME I TI 1 0.1 0.01 Note: Rerating depicted in this curve is in addition to the standard derating of 25% for continuous operation. 0.001 0.01 0.1 1 10 100 1000 CURRENT IN AMPERES Soldering Parameters - Wave Soldering Recommended Process Parameters: 300 Wave Parameter Lead-Free Recommendation Measured on bottom side of board 111112222202468024680000000000 ( SPD roe eTTPpleedhermmneeedhraspp e tPoee:anorrt aaF tTttl Tuuuixmerr eeAmec MMt:piveaaintrixoaiimnmt Tuueurmmemp::e:rature) (1162T05y07p00-0i1c°°°a8 CClC 0In dsuesctroy nRdecsommendation) mperature (°C) - 24680000 RSeocldoemr mDweenldl Teidm eH:and-Solder 1P0a sraecmonedtes rMs:aximum Te 00 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 Solder Iron Temperature: 350°C +/- 5°C Time (Seconds) Heating Time: 5 seconds max. Preheat Time Cooling Time Note: These devices are not recommended for IR or Dwell Time Convection Reflow process. © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/15/19

Axial Lead & Cartridge Fuses 3AB > Fast-Acting > 505 Series Product Characteristics Body : Ceramic Operating –55ºC to 125ºC. Materials Cap : Nickel–plated brass Temperature: Leads : Tin-plated Copper Thermal MIL-STD-202, Method 107, Test Condition B MIL-STD-202, Method 211, Terminal Strength Shock: (5 Cycles -65ºC to +125ºC). Test Condition A Vibration MIL-STD-202, Method 201 Solderability MIL-STD-202 Method 208 Humidity MIL-STD-202, Method 103, Test Condition A: High relative humidity (95%) and elevated Cap1 : Brand logo, current and voltage temp (40ºC) for 240 hours Product Marking ratings Cap2 : Series and agency approval marks Salt Spray MIL-STD-202, Method 101, Test Condition B Dimensions Part Numbering System Measurements displayed in millimeters (inches) 0505xxxxMX E P 505 000P Series 505 000P Series (cartridge) (axial leaded) Series Amp Code 6.35±0.3 6.985±0.3 Refer to Amp Code column of (.25") (.275") Electrical Characteristics Table 31.75±1.12 32.72±1.12 Quantity Code (1.25") (1.288") M = 1000 Axial Lead Diameter: Axial Lead Length: Packaging Code 0.81±0.05 (.032") for 38.1±3.15 (1.50") TYP. (10A - 16A) 52±1 (2.0") for long lead X = Filler 1.02±0.06 (.040") for Option Codes (20A - 30A) Axial Lead Material: Tin-coated copper E : Axial Leaded 52LE : 52mm length Others : special options. Packaging Please call Littelfuse for detail. Blank : Cartridge Quantity & Packaging Packaging Quantity Packaging Reel Lead-Free Option Specification Size Code 505 Series Bulk N/A 1000 MX N/A Bulk N/A 1000 MXE N/A Bulk N/A 1000 MX52LE N/A Recommended Accessories Max Max Accessory Series Description Application Application Type Voltage Amperage Holder 150322 In-Line Fuseholder 500 15 354 Low Profile OMNI-BLOK® Fuse Block 30 Block 600 359 High Current Screw Terminal Fuse Block 30 122 High Current Traditional PC Board Fuse Clip 1000 30 Clip 101 Rivet/Eyelet Type Fuse Clip 1000 15 Notes: 1. Do not use in applications above rating. 2. Please refer to fuseholder data sheet for specific re-rating information. 3. Please contact factory for applications greater than the max voltage and amperage shown. Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics. © 2019 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 01/15/19