1:高价收购IC各种品牌芯片:内存IC,通信IC,手机IC,BGA芯片,裸片IC,单片机IC,电脑IC,蓝牙IC,南北桥,显卡芯片,IC,摄.像头IC,家电IC,汽车IC,IC等等IC。(长期高价收购ALTER,MAXIM美信,TEXAS INSTRUMENTS德州,ATMEL爱特梅尔,FREESCALE飞思卡尔,NS国半,ADI,BROADCOM博通,XILINX赛灵思,MICRON,镁光,NVIDIA,SII精工,TOSHINA东芝,RENESAS瑞萨,NXP,ST,INFINEON英飞凌,SAMSUNG三星,HNNIX现代,INBOND,SPANSION飞索,CYPRESS,REALTEK,HITTITE,MICROCHIP,SUNPLUS,LATTICE,INTERSIL,ON,FAIRCHILD,海思,展讯,昂宝,等等品牌IC芯片电子料。)日照终端收购南北桥
2:回收内存芯片长期收购内存芯片,内存颗粒,内存条,FLASH芯片,闪存,显存,CF卡,SD卡,TF卡,MP3/MP4/MP5拆机FLASH,SSD固态硬盘,等等内存物料。(高价回收SAMSUNG三星内存芯片,HNNIX现代内存芯片,TOSHIBA东芝内存芯片,MICRON镁光内存芯片,INTEL英特内存芯片,SPANSION飞索内存芯片,尔必达内存芯片,INBOND华邦内存芯片等等品牌内存。)
3:回收三极管长期收购三极管,贴片三极管,可控硅,场效应管,MOS管等等物料。(FAIRCHILD仙童,TOSHIBA东芝,ON,ST,INFINEON英飞凌,NS国半,长电,IR等等品牌三极管。)日照终端收购南北桥
4:回收IG模块长期收购IG模块(富士,三菱,INFINEON英飞凌,西门康等等品牌IG模块。回收继电器长期收购继电器(欧姆龙,宏发,,泰科等等品牌继电器。
5:回收电容、电感、电阻、磁珠、晶振、滤波器长期回收电容,电感,电阻,磁珠,钽电容,电容,贴片电容,穿心电容等等。(村田,三星,安华高科,TDK电感,三和,X钽电容,KEMET基美钽电容,黑金刚,红宝石,三洋,等等品牌物料)
长期回收以下型号:
TXD2SA-2M-12V
TXD2SA-2M-12V-X
TXD2SA-2M-12V-Z
TXD2SA-2M-24V
TXD2SA-2M-24V-X
TXD2SA-2M-24V-Z
TXD2SA-2M-3V
TXD2SA-2M-3V-X
TXD2SA-2M-3V-Z
TXD2SA-2M-4.5V
TXD2SA-2M-4.5V-X
TXD2SA-2M-4.5V-Z
TXD2SA-2M-5V
TXD2SA-2M-5V-X
TXD2SA-2M-5V-Z
TXD2SA-2M-6V
TXD2SA-2M-6V-X
TXD2SA-2M-6V-Z
TXD2SA-2M-9V
TXD2SA-2M-9V-X
TXD2SA-2M-9V-Z
TXD2SA-3V
TXD2SA-3V-1
TXD2SA-3V-1-X
TXD2SA-3V-1-Z
TXD2SA-3V-X
TXD2SA-3V-Z
TXD2SA-4.5V
TXD2SA-4.5V-1
TXD2SA-4.5V-1-X
TXD2SA-4.5V-1-Z
TXD2SA-4.5V-X
TXD2SA-4.5V-Z
TXD2SA-5V
TXD2SA-5V-1
TXD2SA-5V-1-X
TXD2SA-5V-1-Z
TXD2SA-5V-X
TXD2SA-5V-Z
TXD2SA-6V
TXD2SA-6V-1
TXD2SA-6V-1-X
TXD2SA-6V-1-Z
TXD2SA-6V-X
TXD2SA-6V-Z
TXD2SA-9V
TXD2SA-9V-1
TXD2SA-9V-1-X
TXD2SA-9V-1-Z
TXD2SA-9V-X
TXD2SA-9V-Z
TXD2SA-L-1.5V
TXD2SA-L-1.5V-1
TXD2SA-L-1.5V-1-X
TXD2SA-L-1.5V-1-Z
TXD2SA-L-1.5V-X
TXD2SA-L-1.5V-Z
TXD2SA-L-12V
TXD2SA-L-12V-1
TXD2SA-L-12V-1-X
TXD2SA-L-12V-1-Z
TXD2SA-L-12V-X
TXD2SA-L-12V-Z
TXD2SA-L-24V
TXD2SA-L-24V-1
TXD2SA-L-24V-1-X
TXD2SA-L-24V-1-Z
TXD2SA-L-24V-X
TXD2SA-L-24V-Z
TXD2SA-L-3V
TXD2SA-L-3V-1
TXD2SA-L-3V-1-X
TXD2SA-L-3V-1-Z
TXD2SA-L-3V-X
TXD2SA-L-3V-Z
TXD2SA-L-4.5V
TXD2SA-L-4.5V-1
TXD2SA-L-4.5V-1-X
TXD2SA-L-4.5V-1-Z
TXD2SA-L-4.5V-X
TXD2SA-L-4.5V-Z
TXD2SA-L-5V
TXD2SA-L-5V-1
TXD2SA-L-5V-1-X
TXD2SA-L-5V-1-Z
TXD2SA-L-5V-X
TXD2SA-L-5V-Z
TXD2SA-L-6V
TXD2SA-L-6V-1
TXD2SA-L-6V-1-X
TXD2SA-L-6V-1-Z
TXD2SA-L-6V-X
TXD2SA-L-6V-Z
TXD2SA-L-9V
TXD2SA-L-9V-1
TXD2SA-L-9V-1-X
TXD2SA-L-9V-1-Z
TXD2SA-L-9V-X
TXD2SA-L-9V-Z
TXD2SS-1.5V
TXD2SS-1.5V-1
TXD2SS-1.5V-1-X
TXD2SS-1.5V-1-Z
TXD2SS-1.5V-X
TXD2SS-1.5V-Z
TXD2SS-12V
TXD2SS-12V-1
TXD2SS-12V-1-X
TXD2SS-12V-1-Z
TXD2SS-12V-X
TXD2SS-12V-Z
TXD2SS-24V
TXD2SS-24V-1
TXD2SS-24V-1-X
TXD2SS-24V-1-Z
TXD2SS-24V-X
TXD2SS-24V-Z
TXD2SS-2M-1.5V
TXD2SS-2M-1.5V-X
TXD2SS-2M-1.5V-Z
TXD2SS-2M-12V
TXD2SS-2M-12V-X
TXD2SS-2M-12V-Z
TXD2SS-2M-24V
TXD2SS-2M-24V-X
TXD2SS-2M-24V-Z
TXD2SS-2M-3V
TXD2SS-2M-3V-X
TXD2SS-2M-3V-Z
TXD2SS-2M-4.5V
TXD2SS-2M-4.5V-X
TXD2SS-2M-4.5V-Z
TXD2SS-2M-5V
TXD2SS-2M-5V-X
TXD2SS-2M-5V-Z
TXD2SS-2M-6V
TXD2SS-2M-6V-X
TXD2SS-2M-6V-Z
TXD2SS-2M-9V
TXD2SS-2M-9V-X
TXD2SS-2M-9V-Z
TXD2SS-3V
TXD2SS-3V-1
TXD2SS-3V-1-X
TXD2SS-3V-1-Z
TXD2SS-3V-X
TXD2SS-3V-Z
TXD2SS-4.5V
TXD2SS-4.5V-1
TXD2SS-4.5V-1-X
TXD2SS-4.5V-1-Z
TXD2SS-4.5V-X
TXD2SS-4.5V-Z
TXD2SS-5V
TXD2SS-5V-1
TXD2SS-5V-1-X
TXD2SS-5V-1-Z
TXD2SS-5V-X
TXD2SS-5V-Z
TXD2SS-6V
TXD2SS-6V-1
TXD2SS-6V-1-X
TXD2SS-6V-1-Z
TXD2SS-6V-X
TXD2SS-6V-Z
TXD2SS-9V
TXD2SS-9V-1
TXD2SS-9V-1-X
TXD2SS-9V-1-Z
TXD2SS-9V-X
TXD2SS-9V-Z
TXD2SS-L-1.5V
TXD2SS-L-1.5V-1
TXD2SS-L-1.5V-1-X
TXD2SS-L-1.5V-1-Z
TXD2SS-L-1.5V-X
TXD2SS-L-1.5V-Z
TXD2SS-L-12V
TXD2SS-L-12V-1
TXD2SS-L-12V-1-X
TXD2SS-L-12V-1-Z
TXD2SS-L-12V-X
TXD2SS-L-12V-Z
TXD2SS-L-24V
TXD2SS-L-24V-1
TXD2SS-L-24V-1-X
TXD2SS-L-24V-1-Z
在高速运行时,1相绕组电压所加的时间若在左图的t0以下,使电源不能保证提供设定的电流I0值,此时变成恒压驱动。即在高速运行中,有斩波才能变成恒电流驱动。电流测量值与设定电流I0相对应的基准电压Vr用差动放大器比较,使其达到设定的电流值,施加到电机的电压斩波器的控制端。此处,恒电流斩波电路使用恒电压电路。同一步进电机的恒电压与恒电流脉冲频率-转矩特性曲线比较如下图所示。两者在同一额定电流约10pps以内时,具有相同的转矩,但低速时恒电流斩波驱动器产生转矩较大。
上海聚东辉煌电子科技有限公司专注于回收电子ic等