专 业 经 营

TC4011BP TC4013BP TC4066BP TC4069BP TC4584BP TLP521-1 TLP521-2 TLP521-4 ULN2003AP ULN2004 ULN2803...

TOP221 TOP222 TOP223 TOP224 TOP225 TOP233 TOP243 TOP244  TOP247 TOP249  TNY264 TNY266 TNY268

89E52RC 89E52RD 89E54RD2 89E54RC 89E54RD2 89E554RC 89E564RD 89E58RD 89E58RD2 89E516RD 89E516RD2

LM324 LM358 LM339 LM393 NE555  TMS320LF2407 TMS320F2812 ULN2003AN 74HC164 74HC595 TL3842 TL3845

MOC3020 MOC3021 MOC3022 MOC3023 MOC3041 MOC3061 MOC3081 MOC3083

L7805CV L7812CV 78L05 BT136-600 LM317T   BUL138

  MC7805CTG MC7812CTG UC3842 UC3845