L6219DSA13TR STMicroelectronics, L6219DSA13TR Datasheet
L6219DSA13TR
Specifications of L6219DSA13TR
E-L6219DSA13TR
E-L6219DSATR
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L6219DSA13TR Summary of contents
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Features ■ Able to drive both windings of bipolar stepper motor ■ Output current up to 750 mA each winding ■ Wide voltage range ■ Half-step, full-step and microstepping mode ■ Built-in protection diodes ■ ...
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Contents Contents 1 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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L6219DSA List of tables Table 1. Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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List of figures List of figures Figure 1. Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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L6219DSA 1 Block diagram Figure 1. Block diagram Table 2. Absolute maximum rating Parameter sense stg Description Supply voltage Output current (peak) Output current ...
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Block diagram Figure 2. SO24 pins connection (top view) Table 3. Pin functions Pin # 18 6/15 Name Output of bridge 1 See pins 2, ...
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L6219DSA Table 3. Pin functions (continued) Pin # 10, 16 11 Note: ESD on GND model, 1500 W, 100 pF). Figure 3. Timing diagram Table 4. Thermal data Parameter R Thermal resistance junction-case ...
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Block diagram Table 5. Electrical characteristcs ( °C to 125 ° otherwise specified) See Parameter Output drivers (OUT V Motor supply range S I Output leakage current CEX V Output saturation voltage CE(sat) Clamp diode forward ...
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L6219DSA 2 Functional description The circuit is intended to drive both windings of a bipolar stepper motor. The peak current control is generated through switch mode regulation.There is a choice of three different current levels with the two logic inputs ...
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Functional description 2.4 Single-pulse generator The pulse generator is a monostable triggered on the positive going edge of the comparator output. The monostable output is high during the pulse time, toff, which is determined by the time components R The ...
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L6219DSA Internal circuitry is added in order to increase the accuracy of the motor current particularly with low current levels. 2 Ref The circuit will stand any order of turn-on or turn-off the ...
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Application information 3 Application information Some stepper motors are not designed for contin-uous operation at maximum current. As the circuit drives a constant current through the motor, its temperature might increase exceedingly both at low and high speed operation. Also, ...
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L6219DSA 4 Package information In order to meet environmental requirements, ST offers these devices in ECOPACK® packages. These packages have a Lead-free second level interconnect. The category of second Level Interconnect is marked on the package and on the inner ...
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Revision history 5 Revision history Table 7. Document revision history Date 12-Nov-1998 29-Apr-2008 05-Sep-2008 14/15 Revision 1 First Issue 2 Document reformatted. 3 Added note 1 in Table 5 on page L6219DSA Changes 8. ...
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... L6219DSA Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...