MC9S12X128+AD7280A+ADUM1401 BMS主板altium设计硬件原理图+PCB布局未布线图，可做为你的学习设计参考。主要器件型号如下： Library Component Count : 33 Name Description ---------------------------------------------------------------------------------------------------- ACS712 ADUM1250 BEEP 蜂鸣器 Cap Capacitor Cap Pol3 Polarized Capacitor (Surface Mount) Component_1_1 D Schottky Schottky Diode DB9F Diode Default Diode Fuse 2 Fuse Fuse Thermal Thermal Fuse Header 10X2 Header, 10-Pin, Dual row Header 14X2 Header, 14-Pin, Dual row Header 2 Header, 2-Pin Header 20 Header, 20-Pin Header 2H Header, 2-Pin, Right Angle Header 3 Header, 3-Pin Header 3X2 Header, 3-Pin, Dual row Inductor Inductor LM324 4运放SOP8芯片 MC9S12X 飞思卡尔单片机 MOSFET-N N-Channel MOSFET QNPN NPN Bipolar Transistor RES 普通电阻 Res1 Resistor Res2 Resistor Res2_1 Resistor U5 U6 U7 U8 U? XTAL 晶振