Transistors 2SC5556 Silicon NPN epitaxial planar t.
C5556 - Silicon NPN Transistor
LC5556LD - Single-Stage Power Factor Corrected High Efficiency Non-Isolated Buck LED Driver
LTC5556 - Dual Programmable Gain Downconverting Mixer
PAC5556 - Power Application Controller
2SC5556 - Silicon NPN Transistor