MTS62C19A-LS105 Microchip Technology, MTS62C19A-LS105 Datasheet
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MTS62C19A-LS105
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MTS62C19A-LS105 Summary of contents
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... Advanced Silicon. 2010 Microchip Technology Inc. MTS62C19A Description The MTS62C19A motor driver is a CMOS device capa- ble of driving both windings of a bipolar stepper motor or bidirectionally control two DC motors. Each of the two independent H-bridge outputs is capable of sus- taining 40V and delivering up to 750 mA of continuous current ...
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... MTS62C19A Functional Block Diagram PHASE1 I01 I11 Current VREF1 Sense Comparator PHASE2 Current VREF2 Sense Comparator COMPIN1 COMPIN2 DS22260A-page 2 VLOGIC Shift Drivers L ogic One-sh ot Under-V Thermal Lo ckou t Shutdown Shift Drivers L ogic One-sh ot RC2 RC1 GND SENSE1 SENSE2 VLOAD OUT1A Power Bridge ...
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... Comp arator COMPIN1 COMPIN2 2010 Microchip Technology Inc. 100 nF VLOGIC Shift Drivers Logic One-shot Under-V Thermal Lockout Sh utdown Shift Drivers Logic One-shot RC2 RC1 GND SENSE1 MTS62C19A 30V 100 nF 100 uF VLOAD OUT1A Power Bridge OUT1B OUT2A Power M Bridge OUT2B SENSE DS22260A-page 3 ...
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... MTS62C19A 1.0 ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings † Logic Supply Voltage (V ) ......................... -0.3 to +5.5V LOGIC Load Supply Voltage (V ) .......................... -0.3 to +40.0V LOAD Logic Input Voltage Range (V ) ....... -0.3 to VLOGIC + 0. Voltage Range (V ) ............................. -0.3 to +10.0V REF REF Output Current (Peak) ..................................................... ±1A Output Current (Continuous) ...................................... ±0.75A Sense Output Voltage ...................................... -0.3V to 1.5V Junction Temperature (T ).............................-20° ...
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... Recommended Temperature Ranges Junction Temperature Range Operating Temperature Range Thermal Package Resistance Thermal Resistance, SOP-24 2010 Microchip Technology Inc. Sym Min Typ Max Units T -20 +125 ° -20 +70 °C A — 76 — JA °C/W — 16 — JC MTS62C19A Conditions EIA/JEDEC JESD51-10 DS22260A-page 5 ...
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... MTS62C19A 2.0 PIN DESCRIPTIONS The descriptions of the pins are listed in TABLE 2-1: MTS62C19A PIN FUNCTION TABLE Pin No. Type Name SOP-24 1 Output OUT1A 2 Output OUT2A 3 Input SENSE2 4 Input COMPIN2 5 Output OUT2B 6 Power GND 7 Power GND 8 Input I02 9 Input I12 10 Input PHASE2 11 Input ...
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... I0x, I1x. 2.7 Current Sense Input (SENSE1, SENSE2) Connection to lower sources of output stage for inser- tion of current sense resistor. 2010 Microchip Technology Inc. MTS62C19A 2.8 Current Sense Comparator Input (COMPIN1, COMPIN2) Current sense comparator input. 2.9 Output Stage OFF Time (RC1, ...
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... MTS62C19A 3.0 FUNCTIONAL DESCRIPTION The circuit is designed to drive the two windings of a bipolar stepper motor and can be divided in two identi- cal channels (channel 1 and channel 2) and protection circuitry for over temperature and undervoltage. The functionality of a channel and protection circuitry is presented on next sections. ...
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... Microchip Technology Inc. Power Bridge Pa One-Shot ÷10 Source Disable EQUATION 3-1: I1 Comp. Trip Voltage 0 Vtrip = 1/10*Vref 0 Vtrip = 1/15*Vref 1 Vtrip = 1/30*Vref 1 x OFF MTS62C19A VLOAD Pb OUTA OUTB Nb SENSE Rs V REF I MAX Output Current Imax = Vref/10RS 2/3*Imax = Vref/15RS 1/3*Imax = Vref/30RS 0 (no current) DS22260A-page 9 ...
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... Temperature Showing Hysteresis An undervoltage lockout circuit MTS62C19A from potential shoot-through currents when the load supply voltage is applied prior to the logic supply voltage. The power bridge and all outputs are disabled if VLOGIC is smaller than 4V. With this protection feature, the circuit will withstand any order of turn-on or turn-off of the supply voltages VLOGIC and VLOAD ...
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... APPLICATION CIRCUITS & ISSUES 4.1 Typical Application The MTS62C19A circuit with external components for a typical application is shown in Figure passive component values are 1 1k 820pF 56k and Ct = 820pF. 5V PHASE1 I01 I11 Current VREF1 Sense Comparator PHASE2 I02 I12 Current ...
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... MTS62C19A 4.2 Stepping Examples The MTS62C19A allows to control a motor in full-step, half-step, modified half-step and microstepping mode, as shown in Figure 4-2. Full-Step I01 I11 PHASE1 I02 I12 PHASE2 VREF1 5V VREF2 Motor Curr ent in Phase 1 Motor Curr ent in Phase 2 FIGURE 4-2: Examples of Stepping Modes Achievable with Typical Application Circuit 4 ...
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... Microchip Technology Inc .016 typ 0.5 typ D L Typical Maximum — 2.642 (0.104) — 15.697 (0.618) 15.850 (0.624) 7.518 (0.296) 7.595 (0.299) 10.464 (0.412) 10.643 (0.419) 0.787 (0.031) 1.041 (0.041 MTS62C19A Unit mm (inch) — mm (inch) mm (inch) mm (inch) mm (inch) mm (inch) ° DS22260A-page 13 ...
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... MTS62C19A NOTES: DS22260A-page 14 2010 Microchip Technology Inc. ...
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... APPENDIX A: REVISION HISTORY Revision A (September 2010) • Original Release of this Document. 2010 Microchip Technology Inc. MTS62C19A DS22260A-page 15 ...
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... MTS62C19A NOTES: DS22260A-page 16 2010 Microchip Technology Inc. ...
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... PICtail, REAL ICE, rfLAB, Select Mode, Total Endurance, TSHARC, UniWinDriver, WiperLock and ZENA are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. ...
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... Philippines - Manila Tel: 63-2-634-9065 Fax: 63-2-634-9069 Singapore Tel: 65-6334-8870 Fax: 65-6334-8850 Taiwan - Hsin Chu Tel: 886-3-6578-300 Fax: 886-3-6578-370 Taiwan - Kaohsiung Tel: 886-7-213-7830 Fax: 886-7-330-9305 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Thailand - Bangkok Tel: 66-2-694-1351 Fax: 66-2-694-1350 2010 Microchip Technology Inc. 08/04/10 ...