L6219DS013TR STMicroelectronics, L6219DS013TR Datasheet
L6219DS013TR
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L6219DS013TR Summary of contents
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... The power stage is a dual full bridge capable of sustaining 46V and including four diodes for current recirculation. Table 1. Device summary Part number E-L6219 E-L6219DS E-L6219DS013TR September 2008 Stepper motor driver PDIP24 (20+2+2) A cross conduction protection is provided to avoid simultaneous cross conduction during switching current direction. An internal pulse-width-modulation (PWM) controls the output current to 750 mA with peak startup current ...
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Contents Contents 1 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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L6219 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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L6219 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/PDIP24 pins connection (top view) Table 3. Pin functions Pin # 6/16 Name Output A See pins 5, 21 Connection ...
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L6219 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 ( ° specified) See Parameter Output drivers (OUT V Motor supply range S I Output leakage current CEX V Output saturation voltage CE(sat) Clamp diode leakage I R current Clamp ...
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L6219 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 ...
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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 Rt and ...
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L6219 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 informations 3 Application informations 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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L6219 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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Package information Figure 7. PDIP24 mechanical data and package dimensions DIM. MIN 0.380 A2 B 0.410 B1 1.400 c 0.200 D 31.62 E 7.620 e E1 6.350 e1 L 3.180 14/16 mm inch ...
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L6219 5 Revision history Table 7. Document revision history Date 30-Oct-2001 11-May-2005 14-Sep-2005 19-Dec-2005 28-Mar-2006 18-Mar-2008 01-Sep-2008 Revision 7 First Issue on the EDOCS DMS. Changed the look & feel layout. 8 Modified Table 6 on page Change in the ...
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