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TLP290規格書
TOHSIBA TLP290(GB-TP,SE 可替代SHARP PC3H4，億光 EL3H4，AVAGO ACPL-214
TLP290(SE consist of photo transistor, optically coupled to two infrared
emitting diode connected inverse parallel, and can operate directly by AC
input current
emitting diode connected inverse parallel, and can operate directly by AC
input current
