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这里先容一个1200W的开关电源,这个电源是采用PM4020A驱动模块设计的,留意由于一个厂家的产品!请不要随便传播。供给爱好动手的朋友制作使用。具体的器件和变压器可参考下面的电路和产品图纸,电路版可下载!值得留意的题目设计时候应该考虑 PM4020A驱动模块应和四个IRFP460尽量靠近。 下面是该电路版的应用电路图,留意和电路版有不相同的地方,应该参考电路版!电路图只能作参考使用。图1: ? ? 图2: 图3: 驱动模块PM4020A是该电源的心脏,由它来做驱动可使工作更加可靠,输出波形十分干净和清楚!请务必参考下面的元件值进行安装!下面是1200W开关电源的元器件 元件标称值??????????元件封装??????数目?????编号?????????元件说明 ------------------------------------------------------------------------------ ?+?-?????????????????SIP3???????????2????JF0,?JF1????????风扇输出 ?ccc????????????????????????????????????????????????????????为85度温度开关位置 ?0.1?????????????????AXIAL0.6???????2????R12,?R13 ?0.1uF630V????????????AXIAL0.6???????2????C8,?C14 ?10??????????????????AXIAL0.4???????1????R16 ?100?????????????????AXIAL0.4???????1????R25 ?100?????????????????AXIAL0.6???????2????R8,?R9 ?100/2w??????????????AXIAL0.6???????1????R15 ?1000uF200V??????????RB.6/1.2???????2????+C7,?+C8 ?100uF50V????????????RB.1/.3????????2????C1,?C2 ?102KV???????????????AXIAL0.3???????2????C07,?CO6 ?102KV???????????????AXIAL0.4???????1????C11 ?102kv???????????????AXIAL0.4???????1????C02 ?104?????????????????AXIAL0.1???????1????C34 ?104?????????????????AXIAL0.2???????1????CO2 ?104?????????????????AXIAL0.6???????1????R11 ?10400V??????????????AXIAL0.4???????2????C3*,?CO5*?????(不安装) ?10K?????????????????WR-3???????????1????RW ?10uF????????????????AXIAL0.2???????1????CO3 ?15??????????????????AXIAL0.4???????2????R26,?R27 ?150?????????????????AXIAL0.6???????1????R33??????????(不安装) ?15K?????????????????AXIAL0.3???????1????4=25V2K ?15K2W???????????????AXIAL0.6???????1????R10?????(启动电阻可用值15K-20K) ?1K??????????????????AXIAL0.4???????1????R14 ?1k??????????????????AXIAL0.4???????1????R30 ?2.2n400v????????????AXIAL0.4???????2????C12,?C13 ?2.2uF630V???????????AXIAL1.2???????1????CO4 ?2.2uH???????????????RAD0.4?????????1????L7 ?200?????????????????AXIAL0.2???????2????R6,?R7 ?22??????????????????AXIAL0.4???????1????R08 ?220L????????????????JP3????????????1????220N ?220uF250v???????????RB.3/.6????????2????C4,?C5 ?220uF25V????????????RB.2/.4????????1????C9 ?22k?????????????????AXIAL0.6???????1????R29 ?22uF400V????????????RB.2/.4????????1????RC ?3.3K????????????????AXIAL0.3???????1????1=40V5K ?330?????????????????AXIAL0.4???????1????R17?????????(不安装) ?35V?????????????????DIODE0.4???????1????D15?????????(不安装) ?4.7?????????????????AXIAL0.5???????2????R1,?R2 ?4.7/5w??????????????AXIAL1.2???????1????R5 ?4.7K????????????????AXIAL0.3???????1????2=35V4K ?4007????????????????DIODE0.4???????1????D17 ?4148????????????????DIODE0.2???????2????D22,?D23 ?470V10M?????????????AXIAL0.4???????1????VC1 ?470uF25V????????????RB.1/.3????????1????C6 ?5.1K????????????????AXIAL0.4???????4????R18,?R19,?R20,?R21 ?6A??????????????????FUSE???????????1????FUSE ?6A08????????????????DIODE0.9???????4????D13,?D14,?D16,?D21 ?7815????????????????TO-220U????????1????V1 ?7818????????????????TO-220U????????1????V2 ?8.2K????????????????AXIAL0.3???????1????3=30V3K ?99T?????????????????AXIAL0.2???????2????L01,?L02 ?EE55????????????????EE5514?????????1????E1 ?EE55L???????????????EE5514?????????1????L1 ?IRFP460?????????????TO-139?????????4????Q1,?Q2,?Q3,?Q4 ?JDQ-12V?????????????JD15X19????????1????JD1 ?M3??????????????????LED????????????1????LED ?MID3????????????????EIM3???????????1????MIE????? ?MUR3040?????????????TO-139?????????2????D5,?D6 ?MZ-15mA?????????????RAD0.2?????????1????C10???可恢复保险丝15mA300v(约1K) ?MZ11????????????????AXIAL0.4???????1????R3*?????(不安装) ?MZ11*???????????????AXIAL0.4???????1????R4*?????(不安装) ?NIC165V?????????????SIP6???????????1????J5??????(控制模块-不安装) ?PM4020A/PM4060A?????SIP16??????????1????J1??????驱动模块(留意脚顺序) ?SW-4????????????????DIP8???????????1????U1 ?TD??????????????????RAD0.2?????????1????TR ?U404????????????????DIODE0.4???????8????D1,?D2,?D3,?D4,?D9,?D10,?D11,D12 ?U407????????????????DIODE0.4???????4????D7*,?D8*,?D18*,?D19*???(不安装) 下面是电路版的元件分布图!请务必参考下面的元件值进行安装。图4: 下面是主变压器的绕制方法电路图:图5: 下面电路图是储能电感;及电源滤波电感;电流检测线圈;制作电路图。图6: ![]() |
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