Marking code search for "4Bt", search 4Bt found 2 records.

Marking of electronic components, SMD Codes 4Bt, 4Bt**. BC859B, BC859BW, ic marking code.

PartNumber	Marking code	Manufacturer	Package
BC859B	4Bt	PHILIPS(NXP)	SOT23
BC859BW	4Bt	PHILIPS(NXP)	SOT323