Transistor
2SB643, 2SB644
Silicon PNP epitaxial planer type
For low-power general amplification Complementary to 2SD638 and 2SD639
6.9±0.1 1.5 2.5±0.1 1.0
1.0 2.4±0.2 2.0±0.2 3.5±0.1
Unit: mm
s Features
q
1.5 R0.9 R0.9
1.0±0.1
www.DataSheet4U.com Parameter Collector to base voltage Collector to
0.85
Symbol VCBO VCEO VEBO ICP IC PC Tj Tstg
Ratings –3...
