Littelfuse Manuals & User Guides

littelfuse DSEP8-06B HiPerFRED High Performance Fast Recovery User Guide

April 10, 2025

DSEP8-06B User Guide DSEP8-06B HiPerFRED High Performance Fast Recovery HiPerFRED V RRM = 600 V I FAV = 10 A t rr =  25 ns Low Loss and Soft Recovery…

Littelfuse DSEP60-12A HiPerFRED High Performance Fast Recovery Diodes Owner’s Manual

March 25, 2025

Littelfuse DSEP60-12A HiPerFRED High Performance Fast Recovery Diodes Specifications Part Number: DSEP60-12A VRSM: 1200 V IFAV: 60 A trr: 40 ns Package: TO-247 RMS Current: 70 A Virtual Junction Temperature:…

Littelfuse DNA30E2200PA High Voltage Standard Rectifier Owner’s Manual

January 2, 2025

Littelfuse DNA30E2200PA High Voltage Standard Rectifier Product Specifications Part Number: DNA30E2200PA VRRM: 2200 V IFAV: 30 A VF: 1.24 V Package: TO-220 Product Features and Advantages Planar passivated chips Very…

Littelfuse DSA240X200NA Schottky Diode User Guide

January 2, 2025

Littelfuse DSA240X200NA Schottky Diode Specifications Part Number: DSA240X200NA Maximum Reverse Voltage (VRRM): 200 V Forward Current (IFAV): 2x 120 A Forward Voltage (VF): 0.87 V Package: SOT-227B (minibloc) Isolation Voltage:…

Littelfuse DPG30C300PC HiperFRED Extreme Fast Series User Guide

December 6, 2024

DPG30C300PC HiPerFRED User Guide DPG30C300PC HiperFRED Extreme Fast Series VRRM = 300 V I FAV = 2x 15 A trr = 35 ns Low Loss and Soft Recovery High Performance Fast…

Littelfuse 78098955 Disconnect Switch Accessories Instructions

November 18, 2024

MANUAL DISCONNECT SWITCH ACCESSORIES Faceplates - Protective Caps 78098955                                           …

Littelfuse CMA30E1600PB Single Thyristor Owner’s Manual

October 25, 2024

CMA30E1600PB Single Thyristor Owner's Manual Thyristor V RRM = 1600 V T TAV = 30 V V I = 1.42V Single Thyristor Part number CMA30E1600PB Backside: anode Features / Advantages:…

Littelfuse CLA80E1200HF High Efficiency Thyristor Owner’s Manual

October 8, 2024

CLA80E1200HF High Efficiency Thyristor VRRM = 1200 V ITAV = 80 A VT = 1.38 V Single Thyristor Part number CLA80E1200HF Backside: anode Features / Advantages: Thyristor for line frequency…

Littelfuse SRP1-CR High Endurance Solid State Relay Owner’s Manual

October 7, 2024

Littelfuse SRP1-CR High Endurance Solid State Relay Product Information The SRP1-CR High-Endurance series are multipurpose Solid State Relays (SSRs) designed for reliability and longevity under tough conditions. They feature high-end…

Littelfuse LF Series Class T Fuse Blocks User Guide

August 22, 2024

Littelfuse LF Series Class T Fuse Blocks Product Usage Instructions The Littelfuse Class T fuse blocks are designed for efficient and safe electrical circuit protection. They offer a space-saving design,…

PTS526 Series Microminiature SMT Top Actuated Tactile Switch Datasheet

Datasheet

Datasheet for the Littelfuse PTS526 Series microminiature SMT top-actuated tactile switch. Features a 5.2 x 5.2 mm footprint, variable heights, and multiple actuation forces, suitable for IoT, home automation, and…

Littelfuse JLLN Series Class T Fuses | Fast-Acting, High Interrupting Capacity

Datasheet

Explore Littelfuse JLLN Series Class T fuses, offering compact design, fast-acting overload and short-circuit protection, and high interrupting ratings up to 200,000 AIR. Ideal for drives, inverters, and power supplies.…

CT Turns Ratio Modification Guide: Littelfuse Technical Note

Technical Note

Learn how to modify the turns ratio of Littelfuse current transformers (CTs) with this technical note, including methods for adding and subtracting turns, and practical examples. Understand the principles of…

Littelfuse POWR-SPEED L70QS Series High-Speed Fuses - Technical Data

Datasheet

Explore the Littelfuse POWR-SPEED® L70QS Series high-speed fuses. This datasheet provides detailed specifications, dimensions, time-current curves, and application information for these 700V ac/dc fuses, designed for protecting power semiconductor devices…

Littelfuse Protection Relays: Comprehensive Catalog for Industrial Safety and Efficiency

product overview

Explore the Littelfuse range of protection relays, including advanced solutions for ground-fault protection, arc-flash mitigation, motor and pump monitoring, feeder protection, and neutral grounding systems. Enhance industrial safety and operational…

Ground-Fault Monitoring in Adjustable-Speed Drive Applications | Littelfuse Technical Note

Technical Specification

Technical note from Littelfuse on ground-fault monitoring for adjustable-speed drives (VFDs) using SE-700 and EL731 series relays. Covers issues, filtering, recommended settings, and current transformer location for resistance-grounded systems.

Littelfuse 55505 Series Hall Effect Geartooth Speed Sensor Datasheet

datasheet

Datasheet for the Littelfuse 55505 Series Hall Effect Flange Mount Geartooth Speed Sensor, detailing its features, applications, electrical ratings, and part numbering system for industrial, commercial, and automotive use.

Littelfuse MEGA® Flex Series Bolt-Down Fuse Holder

product overview

Discover the Littelfuse MEGA® Flex Series 32V Bolt-Down Fuse Holder, designed for high-current applications up to 500 amps. Learn about its features, benefits, and ordering information for this versatile fuse…

Littelfuse Sealed M10 ZCASE Fuse Installation Instructions

installation guide

Installation instructions for the Littelfuse Sealed M10 ZCASE Fuse, including specifications, ordering information, and step-by-step assembly guide.

Littelfuse P6SMB Series 600W Surface Mount TVS Diodes Datasheet

Datasheet

Datasheet for Littelfuse P6SMB Series 600W Surface Mount Transient Voltage Suppressor (TVS) Diodes. Includes features, benefits, electrical characteristics, ratings, curves, soldering parameters, physical and environmental specifications, and part numbering information.