100%new 100pcs/lot BC639 BC640 BC546B BC547B BC548B BC556B BC557B BC558B BC559B in-line triode transistor TO-92 0.1A
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100%new 100pcs/lot BC639 BC640 BC546B BC547B BC548B BC556B BC557B BC558B BC559B in-line triode transistor TO-92 0.1A