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 remarkable interrupting rating in a compact 6.3 x 32mm package, which is well suited for circuit protection in high energy applications. Features • RoHS compliant and Lead-free • In accordance with underwriter’s Laboratories Standard UL 248-14 Agency Approvals Agency • Available in cartridge and axial lead form and with various lead forming dimensions. Agency File Number Ampere Range E10480 10A - 30A 1312914 10A - 12A Applications N/A 10A - 30A T5026910801 15 - 30A • Uninterruptible Power Supplies (UPS) • Superior Interrupting rating of 20,000 Amperes • Compact form factor of 6.3mm x 32mm • 3-Phase Power Supplies Electrical Characteristic Specifications by Item Ampere Rating (A) Voltage Rating (V) 010. 10 450 010.* 10 500 012. 12 450 015. 016. 020. 025. 030. 15 16 20 25 30 500 500 500 500 500 Amp Code Interrupting Rating 20kA@450VAC 1000A@250VDC 200A@500VAC 200A@500VDC 20kA@450VAC 1000A@250VDC 50kA@500VAC 20kA@500VDC 30kA@500VAC 20kA@500VDC Agency Approvals Nominal Cold Resistance (Ohms) Nominal Melting I2t (A2 sec) 0.0167 91 x 0.0167 91 x 0.0117 192 x 0.0073 0.0073 0.0056 0.0048 0.0038 68 68 140 210 280 x x x x x x x x x x x x x x x x x x x x Notes: 1. 20kA@500VAC&20kA@500VDC interrupting rating available for TUV certification of 15~30A 2. *200A@500Vac&200A@500Vdc interrupting rating available for 10A. Add suffix “500”. Example: 0505010.MX500P, and 0505010.MXE500P” Electrical Characteristics for Series % of Ampere Rating Ampere Rating 150% 200% 300% Additional Information Opening Time 30 minutes, Maximum 10 – 30 30 minutes, Maximum Datasheet Resources Samples 10 sec., Maximum © 2015 Littelfuse, Inc. Application testing is strongly recommended. Specifications are subject to change without notice. Revised: 07/27/15 Axial Lead & Cartridge Fuses 3AB > Fast-Acting > 505 Series Average Time Current Curves 10A 12A 15A 16A 20A 25A 30A Temperature Re-rating Curve 10000 1000 TIME IN SECONDS 100 10 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: Wave Parameter 280 Lead-Free Recommendation Preheat: 260 240 (Depends on Flux Activation Temperature) 220 200 180 160 140 120 100 80 60 40 (Typical Industry Recommendation) Temperature Minimum: 100° C Temperature Maximum: Preheat Time: 150°C 60-180 seconds Solder Pot Temperature: 270°C Solder Dwell Time: 10 seconds Maximum Recommended Hand-Solder Parameters: Time (Seconds) Cooling Time Preheat Time Dwell Time © 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/27/15 240 230 220 210 200 190 180 170 160 150 140 130 120 110 90 100 80 70 60 50 40 30 0 0 20 20 10 Temperature (°C) - Measured on bottom side of board 300 Solder Iron Temperature: 350°C +/- 5°C Heating Time: 5 seconds max. Note: These devices are not recommended for IR or Convection Reflow process. Axial Lead & Cartridge Fuses 3AB > Fast-Acting > 505 Series Product Characteristics Materials Body : Ceramic Cap : Nickel–plated brass Leads : Tin-plated Copper Terminal Strength MIL-STD-202, Method 211, Test Condition A Solderability MIL-STD-202 Method 208 Product Marking Cap1 : Brand logo, current and voltage ratings Cap2 : Series and agency approval marks Operating Temperature: –55ºC to 125ºC. Thermal Shock: MIL-STD-202, Method 107, Test Condition B (5 Cycles -65ºC to +125ºC). Vibration MIL-STD-202, Method 201 Humidity MIL-STD-202, Method 103, Test Condition A: High relative humidity (95%) and elevated temp (40ºC) for 240 hours Salt Spray MIL-STD-202, Method 101, Test Condition B Part Numbering System Dimensions Measurements displayed in millimeters (inches) 505 000P Series (cartridge) 0505 xxxx M X E P 505 000P Series (axial leaded) 6.35±0.3 (.25") Series Amp Code Refer to Amp Code column of Electrical Characteristics Table 6.985±0.3 (.275") 31.75±1.12 (1.25") Quantity Code 32.72±1.12 (1.288") Axial Lead Diameter: 0.81±0.05 (.032") for (10A - 16A) 1.02±0.06 (.040") for (20A - 30A) M = 1000 Axial Lead Length: 38.1±3.15 (1.50") TYP. 52±1 (2.0") for long lead Packaging Code X = Filler Option Codes Axial Lead Material: Tin-coated copper E : Axial Leaded 52LE : 52mm length Others : special options. Please call Littelfuse for detail. Lead-Free Packaging Packaging Specification Quantity Quantity & Packaging Code Reel Size Bulk N/A 1000 MX N/A Bulk N/A 1000 MXE N/A Bulk N/A 1000 MX52LE N/A Packaging Option 505 Series © 2015 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 07/27/15