Datasheet STMicroelectronics STSPIN220

STSPIN220
Low voltage stepper motor driver
Datasheet -production data Applications
Battery-powered stepper motor applications such
as:
п‚ п‚ п‚ п‚ Toys
Portable printers
Robotics
Point of sale (POS) devices Description
The STSPIN220 is a stepper motor driver which
integrates, in a small QFN 3 x 3 mm package,
both control logic and a low RDS(on) power stage.
The integrated controller implements PWM
current control with fixed OFF time and a
microstepping resolution up to 1/256th of a step. Features
п‚ п‚ п‚ п‚ п‚ п‚ п‚ Operating voltage: from 1.8 to 10 V
Maximum output current: 1.3 Arms
RDS(on) HS + LS = 0.4 О© typ.
Microstepping up to 1/256th of a step
Current control with programmable off-time
Full protection set
пЂ­
Non-dissipative overcurrent protection …