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SI-7115B 데이터시트(PDF) 1 Page - Sanken electric |
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SI-7115B 데이터시트(HTML) 1 Page - Sanken electric |
1 / 5 page 33 SI-7115B s Characteristics Parameter Absolute maximum rating Electrical characteristics Phase switching signal input Applied Output Junction Operating Storage Supply Output Input Oscillation ON OFF voltage current temperature ambient temperature voltage current current frequency Output Input Input Input temperature Vcc(V) Io(A) Iin(mA) f (kHz) current voltage current voltage Type No. Vsurge(V) Io(A/ø) Tj( °C) Top( °C) Tstg( °C) min typ max min max min max min max (A/ø) (V)min (mA)min (V)max 0.2 2.7 1.0 SI-7115B 40 1.7 125 –20 to +80 –30 to +100 20 24 30 0.2 1.5 5.0 19 24 0.5 3.1 1.2 0.8 1.0 3.6 1.4 1.5 4.5 2.0 s Equivalent circuit diagram s External connection diagram s Block diagram (Ta = 25 °C) 18 17 14 16 13 15 2 5 12 3 4 1 11 8 6 9 7 10 Q1 D4 D3 Q3 Q4 RS1 + – + – RS2 Q5 Q6 D5 D6 Q2 D1 D2 8 13 10 15 A B A B Excitation signal input Active High + – F 2.2 10V Rx a b 1 2 4 5 3 11 12 17 6 7 9 14 16 VCC 18 SI-7115B Stepper motor A A B B µ Output current fine adjustment resistor Excitation signal (4-phase) Rx Reference voltage Oscillator circuit Comparator amplifier Current controller Counter EMF canceller VCC Excitation signal amplifier Current detection resistor M SI-7115B Unipolar Driver ICs |
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