508 LITTELFUSE
Document overview
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Technical content
Features
Electrical Characteristics
Applications
% of Ampere Rating Ampere Rating Opening Time 100% 0.315A - 1A
4 Hours, Minimum
135% 1 Hour, Maximum 200% 120 Seconds, Maximum RoHS Pb Amp Code Amp Rating Voltage Rating Interrupting Rating Nominal Cold Resistance (mohms) Nominal Melting I2t (A2 sec.) Agency Approvals .315 0.315 1000 10kA @ 1000Vac 10kA @ 1000Vdc 9200 0.071 x x .500 0.5 1000 3572 0.259 x x 001 1 1000 1580 0.449 x x Electrical Characteristic Used as supplementary protection in appliance or utilization equipment to provide individual protection for components or internal circuits.
Description
- 10KA@600Vac/dc also cURus approved. Add suffix “6” . Example: 0508.315MX6P . Application testing is strongly recommended. Additional Information Datasheet SamplesResources Accessories For recommended fuse accessories for this product series, see ‘Recommended Accessories’ section.
© 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 08/06/18 Axial Lead & Cartridge Fuses 3AB 1000VAC / DC High Voltage Fuse Product Characteristics Materials Body : Ceramic Cap : Nickel–plated brass Leads : Tin-plated Copper T erminal 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 Average Time Current CurvesT emperature Re-rating Curve Soldering Parameters - Wave Soldering Dwell Time 100 120 140 160 180 200 220 240 260 280 300 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 Time (Seconds) Temperature (°C) - Measured on bottom side of board Cooling TimePreheat Time Wave Parameter Lead-Free Recommendation Preheat: (Depends on Flux Activation Temperature) (Typical Industry Recommendation) Temperature Minimum: 100°C Temperature Maximum: 150°C Preheat Time: 60-180 seconds Solder Pot Temperature: 260°C Maximum Solder Dwell Time: 2-5 seconds Recommended Hand-Solder Parameters: Solder Iron Temperature: 350°C +/- 5°C Heating Time: 5 seconds max. Note: These devices are not recommended for IR or Convection Reflow process. Recommended Process Parameters: 0.001 0.01 0.1 100 1000 10000 0.01 0.1 11 0 100 Time (seconds) Amps 0.315A 0.50A 1.00A Note: Rerating depicted in this curve is in addition to the standard derating of 25% for continuous operation.
© 2018 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 08/06/18 Axial Lead & Cartridge Fuses 3AB 1000Vac/dc High Voltage Fuse Packaging Option Packaging Specification Quantity Quantity & Packaging Code Reel Size
508 Series
(cartridge) 508 000EP Series (axial leaded) 6.35±0.3 (.25") 32.72±1.12 (1.288") 31.75±1.12 (1.25") 6.985±0.3 (.275") Axial Lead Diameter: 0.81±0.05 (.032") Axial Lead Material: Tin-coated copper Axial Lead Length: Standard Length: 39.68 (1.56") TYP. Short Lead Option: 12.70 (0.50”) TYP Part Numbering System
0508 MX Exxxx
P Lead-free Packaging Code Quantity Code Amp Code Series X = Filler Blank : Cartidage Type Fuse E : Axial Lead Fuse M = 1000 Refer to Amp Code column of Electrical Characteristics Table Dimensions Measurements displayed in millimeters (inches) Recommended Accessories Accessory Type Series Description Max Application Voltage Max Application Amperage Holder 150322 In-Line Fuseholder 500 15 Block
354 Low Profile OMNI-BLOK® Fuse Block
359 High Current Screw Terminal Fuse Block 30
122 High Current Traditional PC Board Fuse Clip 1000 30
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.