1 2 3 4 5 6 7 8 VCC R1 100K C1 104 RST SIG Ia_2 Ia_1 REFCAP Ib_2 Ib_1 Ic_2 Ic_1 REFOUT 1 2 3 4 5 6 7 8 9 10 11 C2 15P C3 15P Y1 24.576M MISO MOSI SCK CS DOUT DIN SCLK O C S O DA N G I C S O A P V E R 2 D D V C C V R2 560 C C V 4 4 3 4 2 4 1 4 0 4 9 3 8 3 7 3 6 3 5 3 4 3 U1 VDD NC NC NC NC CF2 CF1 SEL NC TEST GND 33 32 31 30 29 28 27 26 25 24 23 VDD1 CF4 CF3 CF2 CF1 GND ATT7022B D N G O C S O I C S O C C V P V E R D D V N I D K L C S T U O D S C C C V RESET SIG V1P V1N REFCAP V3P V3N AGND V5P V5N REFOUT C C V A D N G A P 2 V N 2 V C C V A P 4 V N 4 V P 6 V N 6 V C N C N 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 0 2 1 2 2 2 C C V P 2 V N 2 V D N G N 4 V C C V P 4 V P 6 V N 6 V P 7 V N 7 V D4 REVP CF2 CF1 R3 560 R4 560 D2 Q D3 P VCC SEL GND J2 1 2 3 CF1 CF2 CF3 CF4 VCC GND RST SIG MISO MOSI SCK CS J3 1 2 3 4 5 6 7 8 1 3 CF2 GND CF1 GND CF3 GND CF4 GND V7P V7N VCC GND R16 250 R17 250 R18 250 J11 2 1 J12 2 1 J13 2 1 J14 2 1 J15 2 1 J16 2 1 D C B A R11 60K R13 60K R15 60K UN UN UN 1 4 1 4 1 4 电流型电压互感器 2mA/2mA T1 T2 PT2011 T3 PT2011 PT2011 2 V2_P 3 2 V2_N V4_P 3 2 V4_N V6_P 3 V6_N VCC 34 C4 + 10U C5 0.1U VCC C6 + 10U C7 0.1U REFCAP C8 + 10U C9 0.1U VCC 41 C10 + 10U C11 0.1U VDD2 C12 + 10U C13 0.1U VDD1 C14 + 10U C15 0.1U VCC C16 + 10U C17 0.1U J1 4 3 2 1 UA UB UC UN VCC D1 PWR R8 1K GND J4 6 5 4 3 2 1 I_A1 I_A2 I_B1 I_B2 I_C1 I_C2 I_A1 I_A2 I_B1 I_B2 I_C1 I_C2 J5 1 J6 1 J7 1 J8 1 J9 1 J10 1 TF4 IA1 IA A相电流 R21 40 5A/2.5mA IA2 TF5 IB1 IB B相电流 R26 40 5A/2.5mA IB2 TF6 IC1 IC C相电流 R31 40 5A/2.5mA IC2 R22 1.2K 0.1V R23 1.2K R27 1.2K 0.1V R28 1.2K R32 1.2K 0.1V R33 1.2K 1 2 UA UB UC R10 60K R12 60K R14 60K R24 10K R25 10K R29 10K R30 10K R34 10K R35 10K REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT Ia_1 Ia_2 Ib_1 Ib_2 Ic_1 Ic_2 C20 0.01uF C21 0.01uF C22 0.01uF C23 0.01uF C24 0.01uF C25 0.01uF REFOUT V2N REFOUT V2P REFOUT V4N REFOUT V4P REFOUT V6N REFOUT V6P R38 10K R39 10K R42 10K R43 10K R46 10K R47 10K C26 0.01uF C27 0.01uF C28 0.01uF C29 0.01uF C30 0.01uF C31 0.01uF V2_N V2_P V4_N V4_P V6_N V6_P R36 1.2K R37 1.2K R40 1.2K R41 1.2K R44 1.2K R45 1.2K 3 4 5 6 7 Title Size A2 Date: File: Number 25-Feb-2011 D:\my_new\控制器 .ddb Revision Sheet of Drawn By: 8 PDF 文件使用 "pdfFactory Pro" 试用版本创建 www.fineprint.cn 2 4 D C B A