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SLA7021M Datasheet(PDF) 2 Page - Sanken electric |
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SLA7021M Datasheet(HTML) 2 Page - Sanken electric |
2 / 10 page 13 SLA7020M and SLA7021M s Block diagram s Internal circuit diagram (enclosed with chain line) 6 RS r5 C3 + Reg Reg 15 8 VCC 14 7 2 3 4 121311 C1 C2 C4 r3 r2 r6 r4 Vb(5V) r1 RS 9 10 15 + – + – + – + – Db Da Vs=10~30V R·C for setting chopper OFF time VS r1 r2 r5/r 6 C3/C 4 Vb Reference voltage r3/r 4 C1/C 2 R·C for protection against chopping malfunctions REF Current peak detector circuit Td Chopper OFF time control circuit GND Excitation signal transfer circuit IN OUT OUT Auxiliary power supply Excitation signal VCC Motor main power supply RS RS Current detection resistor Current control and counter EMF canceller circuit Motor Da/D b |
Similar Part No. - SLA7021M |
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Similar Description - SLA7021M |
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