429 LITTELFUSE

Document overview

  • Manufacturer or author: Provided By www.digicamel.com(FREE DATASHEET DOWNLOAD SITE)
  • PDF pages: 1

Technical content

High Current 1206 Very Fast-Acting Fuse 429 Series www.littelfuse.com Nominal Nominal Catalog Ampere Marking Voltage Resistance Melting I 2t Number Rating Code Rating Cold Ohms 1 (A2 Sec.)2 429.125 0.125 FB 125 2.30000 0.00020 429.200 0.200 FC 125 0.93800 0.00055 429.250 0.250 FD 125 0.62500 0.00100 429.375 0.375 FE 125 0.37500 0.00280 429.500 0.500 FF 63 0.24050 0.0060 429.750 0.75 FG 63 0.13700 0.0170 429 001 1.00 FH 63 0.09950 0.035 429 007 7.0 FU 24 0.00925 3.60 429 007L 7.0 7 24 0.00925 3.60 1 Measured at 10% of rated current, 25°C. 2 Measured at rated voltage. TIME IN SECONDS CURRENT IN AMPERES 0.01 0.1 0.1 100 10 100 0.001 Average Time Current Curves REFLOW SOLDER RECOMMENDED PAD LAYOUTS 3.81 (.150") 1.52 (.060") 2.03 (.080") .635 (.025") 1.14 (.045") 2.49 (.098") REF. 1.52 (.060") 3.18 (.125") 1.14 (.045") 1.12 (.044") REF. ® ® For Low-Current Designs Use 433 or 466 Series. RoHS Pb PATENTED

  • RoHS compliant and Lead-Free 7A device available-add ‘L ’suffix to catalog number
  • For new designs up to 5A please consult the 433 or 466 Series ELECTRICAL CHARACTERISTICS: % of Ampere Opening Rating Time at 25°C 100% 4 hours, Minimum 200% 5 seconds, Maximum 300% 0.2 seconds, Maximum AGENCY APPROVALS:Recognized under the Components Program of Underwriters Laboratories and Certified by CSA. AGENCY FILE NUMBERS: UL E10480, CSA LR 29862. INTERRUPTING RATINGS: 7A 35 amperes at rated voltage, VAC/VDC ENVIRONMENTAL SPECIFICATIONS: Operating Temperature:– 55°C to 90°C. Consult temperature rerating chart on page 4. For operation above 90°C contact Littelfuse. Vibration: Withstands 10–55 Hz per MIL-STD-202F , Method 201A and 10-2000 Hz at 20 G’s per MIL-STD-202F , Method 204D, Condition D. Insulation Resistance (After Opening): Greater than 10 KOhm. Resistance to Soldering Heat: Withstands 60 seconds above 200°C up to 260°C, maximum. Thermal Shock: Withstands 5 cycles of –55° to 125°C. PHYSICAL SPECIFICATIONS: Materials: Body: Epoxy Substrate Terminations: Standard Device: Copper/Nickel/Tin-Lead (95/5) RoHs Compliant Device: 100% Copper/Nickel/Tin Cover Coat: Conformal Coating Soldering Parameters: Reflow Solder — 260°C, 30 seconds maximum PACKAGING SPECIFICATIONS:8mm Tape and Reel per EIA-RS481-1 (IEC 286, part 3); 3,000 per reel, add packaging suffix, WRM. Options: For RoHS Compliant and lead-free devices add the letter ‘L ’ to end of packaging suffix. Example: 0429007.WRML (RoHS Compliant 7A, 3,000 per reel). ORDERING INFORMATION: 10SURFACE MOUNT FUSES