* q 1.5 R0.9 R0.9 1.0±0.1 0.85 Parameter Collector to base voltage Collector to 2SB643 2SB644 2SB643 Symbol VCBO VCEO VEBO ICP IC PC Tj Tstg Ratings
* 30
* 60
* 25
* 50
* 7
* 1
* 0.5 600 150
* 55 ~ +150 Unit 0.55±0.1 0.45±0.05 1.25±0.05
2SD639
Panasonic Semiconductor
39.79 KB
Silicon npn transistor.
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..
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