Fuse Mounting Accessories Page 200 Fuse & Mounting Accessories

2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 03/03/17 Axial Lead & Cartridge Fuses PICO ll Fuse > Very Fast-Acting Fuse > 263 Series Average Time Current Curves 100 10 1 0.1 0.01 0.001 1/16A 0.05 0.1 1 10 100 1/8A 1/4A 3/8A 1/2A 3/4A 1A 1 1/2A 2A 2 1/2A 3A 3 1/2A 4A 5A TIME IN SECONDS CURRENT IN AMPERES Temperature Re-rating Curve Soldering Parameters 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 +/- 5C Heating Time: 5 seconds max. Note: These devices are not recommended for IR or Convection Reflow process. Recommended Process Parameters: Note: Rerating depicted in this curve is in addition to the standard derating of 25% for continuous operation.

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