BF721
Manufacturers：
Zetex Semiconductors
Description：
PNP SILICON PLANAR HIGH VOLTAGE TRANSISTOR IC
BF721T1
Manufacturers：
ON Semiconductor
Description：
TRANS PNP 300V 0.05A SOT-223
BF721T1G
Manufacturers：
ON Semiconductor
Description：
TRANS PNP 300V 0.05A SOT-223