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2N4949 原厂 2N4923G 手册
全新JX2N4957 JX2N4955 JX2N494A JX2N4949 JX2N4948
贴插2SB461-2SC398-2N5180-2N5055-2N4949-2N1193-2N3108
2N4949全新原装需要咨询
2N4949 零件 2N4923G 价格
貼片直插2N4949 2N4896 2N4859 2N4970 2N4860 2N4960 2N4964 6
贴片直插JANTX2N4949,JLC1562BFL1,JW150F1-25T,KA8561ABQJK
貼片直插2N4860 2N4855 2N476A 2N4960 2N4845 2N4896 2N4949 6
2N4949『THROUGH-HOLE UJT』 现货