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Part Catalog : BT151-800R

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Package	Marking	Stock/Bin	-
TO-220AB

BT151-800R

Type:: SCR (Silicon Controlled Rectifier)
Function:: Rectifier
Series:: BT151
Alias:
Comp. Pair:
Manufacturer:
Equivalent Parts:

Introduction :

Series :

一款常用的中功率矽控整流器（SCR / Thyristor，又稱單向閘流體），採用 TO-220AB 塑膠封裝。

BT151 具有 PNPN 四層結構。當陽極與陰極之間加上正向電壓時，元件本身不會導通；必須在閘極 (Gate) 與陰極之間輸入一個觸發電流，SCR 才會被導通。一旦導通後，即使移除閘極的觸發訊號，只要陽極電流不低於維持電流，元件仍會保持導通狀態，直到交流電過零或斷電才會關閉。

Series Member :BT151-500R

Datasheet

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