L9942XP1TR ST
Available
L9942XP1TR ST
■ Two full bridges for max. 1.3 A load
(RDSON = 500 m)
■ Programmable current waveform with look-up
table: 9 entries with 5 bit resolution
■ Current regulation by integrated PWM
controller and internal current sensing
■ Programmable stepping mode: full, half, mini
and microstepping
■ Programmable slew rate for EMC and power
dissipation optimization
■ Programmable Fast-, Slow-, Mixed- and Auto
Decay Mode
■ Full-scale current programmable with 3 bit
resolution
■ Programmable stall detection
■ Step clock input for reduced µController
requirements
■ Very low current consumption in standby mode
IS < 3 µA, typ. Tj 85 °C
■ All outputs short circuit protected with
openload, overload current, temperature
warning and thermal shutdown
■ The PWM signal of the internal PWM controller
is available as digital output.
■ All parameters are guaranteed for 3 V < Vcc <
5.3 V and for 7 V < Vs < 20 V
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