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Same model may have multiple batches, images only for reference.
AHRF550S Real Image
Same model may have multiple batches, images only for reference.

AHRF550S

Part No AHRF550S
Manufacturer Littelfuse Inc.
Catalog PTC Resettable Fuses
Description POLYSWITCH PTC RESET 5.5A HOLD / POLYSWITCH PTC RESET 5.5A HOLD
Datasheet
AHRF550S Datasheet
Sample
Rohs State rohs
ECAD Module
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Products specifications Report Issue?

Categories Circuit Protection
Manufacturer Littelfuse Inc.
Series PolySwitch, AHRF
Packaging Bulk
Type Polymeric
Voltage - Max 16V
Current - Max 100A
Current - Hold (Ih) (Maximum) 5.5A
Current - Trip (It) 10A
Time to Trip 6s
Resistance - Initial (Ri) (Minimum) 13 mOhm
Resistance - Post Trip (R1) (Maximum) 37 mOhm
Operating Temperature Range -40°C ~ 125°C
Ratings AEC-Q200
Mounting Style Through Hole
Package Radial, Disc
Dimension 0.441" L x 0.118" W (11.20mm x 3.00mm)
Height - Seated (Maximum) 0.740" (18.90mm)
Lead Spacing 0.200" (5.08mm)
Win Source Part Number 768368-AHRF550S
Popularity Medium
Supply and Demand Status Limited
Introduction Date January 01, 2000
ECCN EAR99
Estimated EOL Date Obsolete / End of life
Ultra Librarian 3D Model Ultra Librarian AHRF550S CAD Model

Description

The Littelfuse Inc. PolySwitch AHRF550S is a polymeric type through hole circuit protection component designed to operate in a temperature range of -40°C to 125°C.

  • Package: Radial, disc
  • Lead Spacing: 0.200 inches (5.08mm)
  • AEC-Q200 Rated: Yes
  • Maximum Voltage: 16V
  • Maximum Current: 100A
  • Current Trip (It): 10A
  • Time to Trip: 6 seconds
  • Initial Resistance (Ri): 13 mOhm
  • Post-Trip Resistance (R1): 37 mOhm
  • Length: 0.441 inches (11.20mm)
  • Width: 0.118 inches (3.00mm)
  • Maximum Seated Height: 0.740 inches (18.90mm)
  • Application: Circuit Protection

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