SLA7078MR

 

 

 

Features

Power supply voltages, VBB : 46 V(max.), 10 to 44 V normal operating range

Logic supply voltages, VDD: 3.0 to 5.5 V

Maximum output currents: 1 A, 1.5 A, 2 A, 3 A

Built-in sequencer

Simplified clock-in stepping control

Microstepping at full-, half-, quarter-, eighth-, and sixteenth-steps

Built-in sense resistor, RSInt

All variants are pin-compatible for enhanced design flexibility

ZIP type 23-pin molded package (SLA package)

Self-excitation PWM current control with fixed off-time; off-time adjusted 

 

automatically by step reference current ratio (3 levels)

Built-in synchronous rectifying circuit reduces losses at PWM off

Synchronous PWM chopping function prevents motor noise in Hold mode

Sleep mode for reducing the IC input current in stand-by state

Built-in protection circuitry against motor coil opens/shorts option available

 

 

 

 

 

**注意 & Noted:

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