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Same model may have multiple batches, images only for reference.
RTEF120 Tyco Electronics
Same model may have multiple batches, images only for reference.

RTEF120

Part No RTEF120
Manufacturer Littelfuse Inc.
Catalog PTC Resettable Fuses
Description PTC RESET FUSE 33V 1.2A RADIAL
Sample
Rohs State rohs
ECAD Module
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Products specifications Report Issue?

Category Circuit Protection - PTC Resettable Fuses
Mfr Littelfuse Inc.
Series PolySwitch®
Package Bag
Product Status Obsolete
Type Polymeric
Voltage - Max 33V
Current - Hold (Ih) (Max) 1.2 A
Current - Trip (It) 2.3 A
Current - Max 40 A
Time to Trip 3.5 s
Resistance - Initial (Ri) (Min) 74 mOhms
Resistance - Post Trip (R1) (Max) 180 mOhms
Mounting Type Through Hole
Package / Case Radial, Disc
Size / Dimension 0.291" L x 0.118" W (7.40mm x 3.00mm)
Height - Seated (Max) 0.480" (12.20mm)
Lead Spacing 0.199" (5.05mm)
Approval Agency CSA, TUV, UR
Standard Package 500 pcs
MSL Level Not Applicable
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8533.40.8070
Win Source Part Number 661738-RTEF120
Ultra Librarian 3D Model Ultra Librarian RTEF120 CAD Model

Description

The 661738-RTEF120 is a PolySwitch® PTC resettable fuse from Littelfuse Inc. It is designed for circuit protection applications and is commonly used in electronic devices.

  • Series: PolySwitch®
  • Application: circuit protection
  • Package: Bag
  • Size: 0.291" L x 0.118" W (7.40mm x 3.00mm)
  • Maximum Seated Height: 0.480" (12.20mm)
  • Standard Package: 500 pieces
  • Maximum Voltage: 33V
  • Maximum Current: 40A
  • Current Hold (Ih): 1.2A
  • Current Trip (It): 2.3A
  • Time to Trip: 3.5 seconds
  • Mounting Type: Through Hole
  • Package/Case: Radial, Disc
  • Initial Resistance: 74 mOhms
  • Post-Trip Resistance: 180 mOhms
  • Status: Obsolete

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