S2055N - Sxx55x Series

Series: Sxx55x Series
Obsolete: 2011 -12-31 Replaced By: S4055N
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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.

Excellent unidirectional switches for phase control applications such as heating and motor speed controls.

Standard phase control SCRs are triggered with few milliamperes of current at less than 1.5V potential.

Features & Benefits:

  • RoHS compliant
  • Glass — passivated junctions
  • Voltage capability up to 1000 V
  • Surge capability up to 650 A


Typical applications are AC solid-state switches, industrial power tools, exercise equipment, white goods and commercial appliances.

ChinaRoHS_Thyristor_TO 218J K_ Isolated pdf

ChinaRoHS_Thyristor_TO 220R pdf

ChinaRoHS_Thyristor_TO 263_N_Package_ Non isolated pdf

RoHS HF_Compliance_TO 218_2010 08 13 pdf

RoHS HF_Compliance_TO 220 263_2010 08 12 pdf

RoHS HF_Compliance_TO 220 263_2011 08 13 pdf

2021-08-12_IATF 16949_ LF Semiconductor_Wuxi

pdf icon Switching Thyristors Sxx55x Datasheet

Excellent unidirectional switches for phase control applications such as heating and motor speed controls...

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