What is STT49?
This is Thyristor Modules. A thyristor is a type of solid-state semiconductor device that acts as a switch and controls the flow of current in an electrical circuit. Thyristors have three or four layers of alternating p-type and n-type semiconductor material and are typically triggered into operation by a small current applied to the gate terminal. |
[PDF] Complete Technical Details can be found in the
STT49 datasheet
provided at this page.Summary in PDF Filewww DataSheet co kr STT49 Thyristor Thyristor Modules Dimensions in mm 1mm 0 0394 Type VRSM VDSM V 900 1300 1500 1700 1900 VRRM VDRM V 800 1200 1400 1600 1800 STT49GK08 STT49GK12 STT49GK14 STT49GK16 STT49GK18 Symbol ITRMS IFRMS TVJ TVJM ITAVM IFAVM TC 85oC 180o sine TVJ 45oC VR 0 TVJ TVJM VR 0 TVJ 45oC VR 0 TVJ TVJM VR 0 TVJ TVJM f 50Hz tp 200us VD 2 3VDRM IG 0 45A diG dt 0 45A us Test Conditions Maximum Ratings 80 49 Unit A ITSM IFSM t 10ms 50Hz sine t 8 3ms 60Hz sine t 10ms 50Hz sine t 8 3ms 60Hz sine t 10ms 50Hz sine t 8 3ms 60Hz sine t 10ms 50Hz sine t 8 3ms 60Hz sine repetitive IT 150A 1150 1230 1000 1070 6600 6280 5000 4750 150 A i dt 2 A2s di dt cr A us non repetitive IT ITAVM 500 1000 10 5 0 5 10 40 125 125 40 125 V us W W V o dv dt cr PGM PGAV VRGM TVJ TVJM Tstg VISOL Md Weight TVJ TVJM VDR 2 3VDRM RGK method 1 linear voltage rise TVJ TVJM IT ITAVM tp 30us tp 300us C 50 60Hz RMS _ IISOL 1mA t 1min t 1s 3000 3600 2 5 4 0 22 35 2 5 4 0 22 35 90 V Nm lb in g Mounting torque M5 Terminal connection torque M5 Typical including screws Datasheet pdf http www DataSheet4U net www DataSheet co kr STT49 Thyristor Thyristor Modules Symbol Test Conditions Characteristic Values 5 1 7 |
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[ Detailed Data ] |
Once triggered, the thyristor remains in the "on" state until the current flowing through the device is interrupted or the voltage across the device falls below a certain level. Thyristors have several advantages over traditional mechanical switches, including high reliability, fast switching speeds, and the ability to handle high currents and voltages. They also have a number of disadvantages, including sensitivity to temperature changes, slow turn-off time, and the need for external triggering circuitry. Manufacturers : Sirectifier Semiconductors  |
SS STT49 THYRISTOR Thyristor Modules |
Datasheet STT49 PDF DownLoad ( SS ) |