protel元器件(国外英文资料).doc

protel元器件(国外英文资料) The best answer Electrical symbols and common components of the Protel99 package The name of the 1. commonly used resistance principle in RES1-RES4 pin package: AXIAL series from AXIAL-0.3 to AXIAL-1.0, the suffix number represents the spacing of two pads, the unit is Kmil. The name of the 2. commonly used principle of capacitor figure was CAP (non polarity capacitor), ELECTRO (polar capacitor); pin package: non polarity capacitor from RAD-0.1 to RAD-0.4, a capacitor polarity is RB.2/.4 to RB.5/1.0. The name of the 3. commonly used principle diagram for POT1 and potentiometer POT2; pin package type: VR-1 to VR-5. The name of the 4. commonly used principle in DIODE diode (common diode), DIODE SCHOTTKY (Schottky DUIDE TUNNEL (tunnel diode) diode) DIODE VARCTOR (variode) ZENER1~3 (zener diode) 5. pin packages: DIODE0.4 and DIODE 0.7; pin package type: non polarity capacitor The 6. transistor common name principle diagram for NPN, NPN1 and PNP, PNP1; TO18, TO92A pin package (ordinary transistor (TO220H) power transistor (TO3) high power Darlington tube) 7. FET name commonly used in JFET N principle (N channel JFET), JFET P (P channel junction field effect transistor (MOSFET) N N channel enhancement mode P (MOSFET tube) P channel enhancement mode transistor) and transistor with pin package form. 8. bridge common names for the BRIDGE1 and BRIDGE2 principle diagram, pin package for the D series, such as D-44, D-37, D-46 etc.. The name of the commonly used 9. single row multi pin socket principle diagram for the CON series, from CON1 to CON60, pin package for the SIP series, from SIP-2 to SIP-20. The name of the 10. common elements in the dual principle according to different functions and different forms of DIP series pin package. The name of the 11. commonly used class diagram for the principle of serial and parallel series DB, pin package for the DB and MD series. The resistance of AXIAL Non polar capacitor RAD electrolytic capacitor RB- Potentiometer V