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DISCRETE SEMICONDUCTORS
DATA SHEET
book, halfpage
M3D109
BST50; BST51; BST52 NPN Darlington transistors
Product specification Supersedes data of 1997 Apr 16 1999 Apr 26
Philips Semiconductors
Product specification
NPN Darlington transistors
FEATURES • High current (max. 0.5 A) • Low voltage (max. 80 V) • Integrated diode and resistor. APPLICATIONS • Industrial switching applications such as: – Print hammer – Solenoid – Relay and lamp driving. DESCRIPTION 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 Simplified outline (SOT89) and symbol.