385 Series - Telecom Interface Protector

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Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

The 385 Series are TE5, protector, time-Lag type, 125V rated fuses, that are designed in accordance to UL 248-14. 

  • Lead-free/RoHS Compliant
  • Surge proof for telecom applications
  • Reduced PCB space requirements
  • Highly defined cut-off times
  • Irreversible physical separation
  • Low internal resistance
  • Flame resistant encapsulated casing

Access specifications, certifications, check availability and order parts below

Catalog #Amps (A)VAC (V)Resistance
Interrupting RatingNominal Melting I2T (A2sec)Min Operating Temp (°C)Max Operating Temp (°C)MSLNom
385035000000.351250.45450A@125VAC0.6-4085MIL-STD-202 Method 10690250Transient Tolerant(T)TE5 (8.5x8mm)CheckOrder
385035004400.351250.45450A@125VAC0.6-4085MIL-STD-202 Method 10690250Transient Tolerant(T)TE5 (8.5x8mm)CheckOrder
385050000000.51250.2750A@125VAC1.2-4085MIL-STD-202 Method 106110220Transient Tolerant(T)TE5 (8.5x8mm)CheckOrder
385050004400.51250.2750A@125VAC1.2-4085MIL-STD-202 Method 106110220Transient Tolerant(T)TE5 (8.5x8mm)CheckOrder
385080000000.81250.13550A@125VAC4.4-4085MIL-STD-202 Method 106130170Transient Tolerant(T)TE5 (8.5x8mm)CheckOrder
385080004400.81250.13550A@125VAC4.4-4085MIL-STD-202 Method 106130170Transient Tolerant(T)TE5 (8.5x8mm)CheckOrder
3851100000011250.08850A@125VAC6.8-4085MIL-STD-202 Method 106130140Transient Tolerant(T)TE5 (8.5x8mm)CheckOrder
3851100044011250.08850A@125VAC6.8-4085MIL-STD-202 Method 106130140Transient Tolerant(T)TE5 (8.5x8mm)CheckOrder
385112500001.251250.06450A@125VAC9.8-4085MIL-STD-202 Method 106140125Transient Tolerant(T)TE5 (8.5x8mm)CheckOrder
385112504401.251250.06450A@125VAC9.8-4085MIL-STD-202 Method 106140125Transient Tolerant(T)TE5 (8.5x8mm)CheckOrder
385115000001.51250.06250A@125VAC12-4085MIL-STD-202 Method 106170120Transient Tolerant(T)TE5 (8.5x8mm)CheckOrder
385115004401.51250.06250A@125VAC12-4085MIL-STD-202 Method 106170120Transient Tolerant(T)TE5 (8.5x8mm)CheckOrder

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