STA7130MPR

1-2-1 2-Phase Stepper Motor Unipolar Driver ICs STA7130MPR/7131MPR/7132MPR 2-Phase to 2W 1-2 Phase Excitation Support, Built-in Sequencer ■Features ■Absolute Maximum Ratings • Lineup of built-in current sense resistor and built-in protection circuit-type Symbol Ratings Unit Motor Supply Voltage 46 46 *1 V V A V V V • Supporting the clock-input-method micro-step drive (built-in sequencer) REF Input Voltage Sense Voltage VM VBB Io VIN VREF VRS • Self-excitation PWM current control with fixed off time Power Dissipation PD • Synchronous PWM chopping function prevents motor noise in Hold mode Junction Temperature • Sleep mode for reducing the IC input current in stand-by state Storage Temperature Tj Ta Tstg • Power supply voltages, VBB: 46 V (max), 10 to 44 V normal operating range • Maximum output currents: 1 A, 1.5 A, and 2 A Driver Supply Voltage Output Current Logic Input Voltage Operating Ambient Temperature • ZIP type 18-pin molded package (STA package) (Ta=25°C) Parameter –0.3 to +6 –0.3 to +6 ±0.5 3.5 12.5 +150 W Remarks Mode F Excluding tw