2SD639 Overview
Transistor 2SB643, 2SB644 Silicon PNP epitaxial planer type For low-power general amplification plementary 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.
2SD639 Key Features
- 0.5 600 150 -55 ~ +150
- 0.35 200 6