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SI-7500A 数据表(PDF) 1 Page - Sanken electric |
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SI-7500A 数据表(HTML) 1 Page - Sanken electric |
1 / 4 page 43 SI-7500A s Ratings Absolute Supply voltage Output Junction Operating Storage maximum current temperature ambient temperature rating (V) (A) ( °C) temperature ( °C) ( °C) Type No. VCC Vb Io Tj Top Tstg SI-7500A 40 8 1.2 +125 –20 to +80 –30 to +100 (Ta = 25 °C) (Ta = 25 °C) s Characteristics Electrical Operating supply voltage Output current Power down Vb input External *Input voltage *Input Trigger Trigger Trigger charac- Ratio current zener diode current pulse pulse pulse teristics breakdown voltage time frequency voltage (V) (mA/ø) (%) (mA) (V) (V) (mA) (V) ( µs) (kHz) VCC Vb IO IOPD/IO Ib VZ VIH1 VIH2 VIL IIH1 IIH2 Vtrig Ttrig Ftrig Type No. min typ max min typ max min typ max min typ max max min max max max max max max min max min typ typ max SI-7500A 17 24 30 4.5 5 5.5 200 750 1000 35 50 100 15 VCC 50 3.9 1.3 0.6 0.21 0.22 4.0 Vb 1.0 2.0 20 25 x1.5 s Equivalent circuit diagram s Block diagram * Input voltage and input current conditions VIH1 : Vb = 5V, Q1 to Q5ON RX = , IIN = 0.2mA VIH2 : Vb = 5V, Q1 to Q5OFF, IIN = 0.22mA IIH1 : Vb = 5V, Q1 to Q5ON, VIN = 3.7V IIH2 : Vb = 5V, Q1 to Q5OFF, VIN = 0.9V w r i t o !2 !5 !3 !6 !9 q @0 u !8 e y !0 !1 !7 !4 Q6 R6 R1 D1 Q11 D11 D6 R36 R41 R37 R42 R7 R2 Q7 Q12 D2 D7 D8 D12 D13 R3 D3 Q13 R8 Q8 R38 R43 R39 R9 R44 R4 D4 D9 D10 D14 D15 R5 Q9 R10 Q10 D5 Q15 R45 R40 MIC3 R15 Q5 R20 R25 R30 R35 R24 R19 Q4 R14 R34 R29 R23 R18 R28 Q3 R13 R12 Q2 R22 R17 R27 R32 MIC1 R16 R21 R26 R31 R47 Q1 R46 R11 Q14 Auxiliary power supply Vb Reference voltage Comparator amplifier Excitation signal amplifier Trigger pulse generator circuit Current controller Counter EMF Canceller SI-7500A Variable current resistor Rx Excitation signal 2-3 phase excitation Current detection resistor Rs M Main power supply VCC Zener diode for canceling counter EMF ZD 5-phase Stepper Motor Star Connection Unipolar Driver IC |
类似零件编号 - SI-7500A |
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类似说明 - SI-7500A |
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