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Product Overview
Digi-Key Part Number 497-4173-5-ND
Quantity Available 570
Can ship immediately

Manufacturer Part Number


Description TRIAC Alternistor - Snubberless 800V 25A Through Hole TOP3
Lead Free Status / RoHS Status Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Manufacturer Standard Lead Time 7 Weeks
Documents & Media
Datasheets BT(A,B)2x, T25
Other Related Documents BTA26 View All Specifications
Product Training Modules AC Switches Family, Part One
AC Switches Family, Part Two
EDA / CAD Models ? Download from Accelerated Designs
Catalog Page 1296 (UK2011-EN PDF)
Product Attributes Select All

Discrete Semiconductor Products


Thyristors - TRIACs



Series Snubberless™
Packaging ? Tube ?
Part Status Active
Triac Type Alternistor - Snubberless
Voltage - Off State 800V
Current - On State (It (RMS)) (Max) 25A
Voltage - Gate Trigger (Vgt) (Max) 1.3V
Current - Non Rep. Surge 50, 60Hz (Itsm) 250A, 260A
Current - Gate Trigger (Igt) (Max) 35mA
Current - Hold (Ih) (Max) 50mA
Configuration Single
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Through Hole
Package / Case TOP-3 Insulated
Supplier Device Package TOP3
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Additional Resources
Standard Package ? 30
Other Names 497-4173-5

14:30:09 10/25/2016

Price & Procurement

All prices are in GBP.
Price Break Unit Price Extended Price
1 2.90000 2.90
10 2.60600 26.06
100 2.13530 213.53
500 1.81772 908.86
1,000 1.53301 1,533.01

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