501 Series - SlimLine Lead-Free, Halogen-Free, High Current, High Temp Very Fast-Acting Ceramic Fuse

Brand: Littelfuse, Inc

The 501 Series is a 100% Lead-free, RoHS compliant and Halogen-free fuse series designed specifically to provide over-current protection to circuits that operate under high working ambient temperature up to 150°C.

The general design ensures excellent temperature stability and performance reliability.

The high I2t values which is typical in the Littelfuse Ceramic Fuse family, ensure high inrush current withstand capability.
Features
  • Operating Temperature from -55°C to +150°C
  • Designed to provide over-current protection in high current voltage regulator module (VRM) applications
  • 100% Lead-free, RoHS compliant and Halogen-free
  • Suitable for both leaded and lead-free reflow/wave soldering

Specifications

Materials

  • Body: Advanced Ceramic
  • Terminations: Ag/Ni/Sn (100 % Lead-free)
  • Element Cover Coating: Lead-free Glass
  • Device Weight: 0.316 mg

Moisture Sensitivity Level

  • IPC/JEDEC J-STD-020, Level 1

Solderability

  • IPC/ECA/JEDEC J-STD-002, Condition B

Humidity Test

  • MIL-STD-202, Method 103, Condition D

Resistance to Solvents

  • MIL-STD-202, Method 210, Condition B

Moisture Resistance

  • MIL-STD-202, Method 106

Thermal Shock

  • MIL-STD-202, Method 107, Condition B

Mechanical Shock

  • MIL-STD-202, Method 213, Condition A

Vibration

  • MIL-STD-202, Method 201

Vibration, High Frequency

  • MIL-STD-202, Method 204, Condition D

Dissolution of Metallization

  • IPC/ECA/JEDEC J-STD-002, Condition D

Terminal Strength

  • IEC 60127-4

Approvals

  • UL
  • CSA

  • Voltage Regulator Module (VRM) Equipment
  • Notebook PC
  • DC-DC Converter
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