Fuji Crystal (Hong Kong) Electronics Co., Limited FCX9S01474515Y5L

SG73P1ETTP182J

KOA Speer Electronics, Inc.

TSOP4440

Vishay Semiconductor Opto Division

3670353

Würth Elektronik

410-41-232-41-105000

Mill-Max Manufacturing Corp.

134-1000-036

Cinch Connectivity Solutions Johnson