B643 Description
Transistor 2SB643, 2SB644 Silicon PNP epitaxial planer type For low-power general amplification plementary to 2SD638 and 2SD639.
B643 is 2SB643 manufactured by Panasonic.
| Part Number | Description |
|---|---|
| B642 | 2SB642 |
| B644 | 2SB644 |
Transistor 2SB643, 2SB644 Silicon PNP epitaxial planer type For low-power general amplification plementary to 2SD638 and 2SD639.