BST51 - NPN transistors
NPN Darlington transistor in a SOT89 plastic package.
PNP complements: BST60, BST61 and BST62.
1 2 handbook, halfpage BST50; BST51; BST52 PINNING PIN 1 2 3 emitter collector base DESCRIPTION 2 3 3 MAM327 1 MARKING TYPE NUMBER BST50 BST51 BST52 MARKING CODE AS1 AS2 AS3 Bottom view Fig.1 Simpli