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Littelfuse 0402L010SLKR Resettable PTC Fuse

The Littelfuse 0402L Series PTC is a resettable overcurrent protection device designed for surface mount applications where space is limited. This low-profile device offers fast response to fault currents, is RoHS compliant, and compatible with high-temperature solders. It's ideal for protecting USB peripherals, PDAs, game console ports, disk drives, and tablet/notebook PCs. The 0402L series is the smallest PTC in the market, offering a compact design that saves board space.

Authorized Distributors
Source:Newark
Part No:0402L010SLKR
Stock:800
Inv Date:05-28-2026
Price: Unit price: $3.29
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Source:DigiKey
Part No:0402L010SLKR
Stock:16913
Inv Date:05-28-2026
Price: Unit price: $3.28
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Part No:0402L010SLKR
Stock:9606
Inv Date:05-29-2026
Price: Unit price: $3.06
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Part No:0402L010SLKR
Stock:0
Inv Date:05-28-2026
Price: Unit price: $2.03
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Part No:0402L010SLKR
Stock:23390
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Littelfuse 0402L010SLKR Resettable PTC Fuse Specifications:

  • Agency Approvals: E183209, R50119118
  • Description: Provides surface mount overcurrent protection for applications where space is at a premium and resettable protection is desired.
  • Features: ['Low-profile', 'RoHS compliant, lead-free and halogen free', 'Compatible with high temperature solders', 'Fast response to fault currents', 'Smallest size']
  • Applications: ['USB peripherals', 'PDAs / digital cameras', 'Game console port protection', 'Disk drives', 'CD-ROMs', 'Tablet and Notebook PCs']
  • I hold: Hold current: maximum current device will pass without tripping in 20°C still air.
  • I trip: Trip current: minimum current at which the device will trip in 20°C still air.
  • V max: Maximum voltage device can withstand without damage at rated current (I max)
  • I max: Maximum fault current device can withstand without damage at rated voltage (Vmax)
  • P d: Power dissipated from device when in the tripped state at 20°C still air.
  • R min: Minimum resistance of device in initial (un-soldered) state.
  • R 1max: Maximum resistance of device at 20°C measured one hour after tripping or reflow soldering of 260°C for 20 sec.
  • Terminal Material: Solder-Plated Copper (Matte Tin)
  • Lead Solderability: Meets ANSI/J-STD-002, Category C
  • Operating/Storage Temperature: -40°C to +85°C
  • Maximum Device Surface Temperature: 125°C
  • Temperature in Tripped State: MIL–STD–202, Method 215
  • Solvent Resistance: No change
  • Vibration: No change
  • Moisture Sensitivity Level: Level 1, J–STD–020

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Frequently Asked Questions

Where can I buy Littelfuse 0402L010SLKR?

You can click on the BUY or RFQ button to purchase 0402L010SLKR from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 0402L010SLKR?

You can download the 0402L010SLKR datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 0402L010SLKR?

Littelfuse

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