5-PHASE STEPPING SYSTEMS - sanyo denki europe
5-PHASE STEPPING SYSTEMS - sanyo denki europe
5-PHASE STEPPING SYSTEMS - sanyo denki europe
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AC input Set modelMicro step<br />
Input circuit configuration of CW (CK), CCW (U/D)<br />
• Pulse duty 50% MAX.<br />
+5V<br />
1(3)<br />
220<br />
• Maximum input frequency: 250kpulse/s<br />
• When the crest value of the input signal exceeds 5V,<br />
Input signal<br />
R<br />
2(4)<br />
1000pF<br />
4.7k<br />
Driver<br />
• use the external limit resistance R to limit the input current to approximately<br />
15mA.<br />
Input signal specification<br />
Photo coupler<br />
4.0 to 5.5V<br />
2μsec. MIN.<br />
90<br />
Circuit operation<br />
50<br />
0 to 0.5V<br />
10<br />
1μsec. MAX.<br />
1μsec. MAX.<br />
Timing of command pulse<br />
2 input type (CW,CCW)<br />
ON<br />
• The shaded regions in the diagram indicate when the internal photocoupler<br />
CW<br />
CCW<br />
OFF<br />
ON<br />
OFF<br />
is ON. The internal circuit (motor) is active at the rising edge of the<br />
photocoupler pulses.<br />
• To apply pulse to CW, set CCW side internal photo coupler toOFF.<br />
• To apply pulse to CCW, set CW side internal photo coupler toOFF.<br />
50s . MIN.<br />
1 input type (CK, U/D)<br />
ON<br />
• The shaded regions in the diagram indicate when the internal photocoupler<br />
CK<br />
U/D<br />
OFF<br />
ON<br />
OFF<br />
50s . MIN.<br />
10s . MIN.<br />
is ON. The internal circuit (motor) is active at the rising edge of the CK-side<br />
photocoupler pulses.<br />
• Switching of U/D input signal must be done while CK side internal photo<br />
coupler isOFF.<br />
32
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