EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
S2055W81
Same model may have multiple batches, images only for reference.

S2055W81

Part No S2055W81
Manufacturer Littelfuse Inc.
Catalog SCRs - Single
Datasheet
S2055W81 Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Category Discrete Semiconductor Products>Thyristors - SCRs
Mfr Littelfuse Inc.
Package Bulk
Product Status Obsolete
Voltage - Off State 200 V
Voltage - Gate Trigger (Vgt) (Max) 1.5 V
Current - Gate Trigger (Igt) (Max) 40 mA
Voltage - On State (Vtm) (Max) 1.8 V
Current - On State (It (AV)) (Max) 35 A
Current - On State (It (RMS)) (Max) 55 A
Current - Hold (Ih) (Max) 60 mA
Current - Off State (Max) 10 µA
Current - Non Rep. Surge 50, 60Hz (Itsm) 550A, 650A
SCR Type Standard Recovery
Temperature Range - Operating -40°C ~ 125°C
Mounting Type Through Hole
Package / Case TO-218X-3
Supplier Device Package TO-218X Non-Isolated Mounting Tab
Standard Package 250
MSL Level 1 (Unlimited)
ECCN EAR99
HTSUS 8541.30.0080
Win Source Part Number 1278990-S2055W81
Ultra Librarian 3D Model Ultra Librarian S2055W81 CAD Model

Description

The S2055W81 from Littelfuse is a standard recovery SCR designed for use in high power applications.

  • Maximum Off-State Voltage: 200 V
  • Maximum On-State Current: 35 A
  • Package: TO-218X-3
  • Mounting Tab: Non-Isolated
  • Operation Temperature Range: -40°C to 125°C
  • Product Status: Obsolete

You May Also Be Interested in

2N6394TG
2N6394TG
Littelfuse Inc.
SCR 50V 12A TO220AB
Lowest to $1.3481
22RIA80 International Rectifier
22RIA80
Solid State Inc.
SCR THYRISTOR 22 AMP TO 48
Lowest to $28.0688
22RIA120 International Rectifier
22RIA120
Solid State Inc.
SCR THYRISTOR 22 AMP TO 48
Lowest to $172.7996
BTW67-1000 Real Image
BTW67-1000
STMicroelectronics
SCR 1KV 50A RD91
Lowest to $6.7593
2N5064G Real Image
2N5064G
ON Semiconductor
SCR 200V 800MA TO92-3
Need more? Email Us
16TTS08S Real Image
16TTS08S
Vishay
SCR 800V 16A D2PAK
Lowest to $17.6807
25RIA40 International Rectifier
25RIA40
Solid State Inc.
SCR THYRISTOR 25 AMP TO 48
Lowest to $29.5160
Picture of 2P4M(CE)-AZ
2P4M(CE)-AZ
Renesas Electronics America
THYRISTOR, P-GATE, 2A, 400V / SCR
Need more? Email Us
2N6403 ON Semiconductor
2N6403
ON Semiconductor
THYRISTOR SCR 16A 400V TO220AB
Lowest to $1.6737

Top Sellers

SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.1579
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.2767
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.8016
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.9399
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $9.9790
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
BAS516 Real Image
BAS516
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0713
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $4.7519
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.6527
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $6.6527
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.0677
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.0101
RTL8211FI-CG real image16071
RTL8211FI-CG
Realtek
INTEGRATED 10/100/1000M ETHERNET TRANSCEIVER
Lowest to $2.4354
Availability: Check Availability & Quote
Notify Me When Available

Shipping Information

Shipped from HK warehouse
Expected Shipping Date Get an estimate

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess