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A3980 Datasheet(PDF) 5 Page - Allegro MicroSystems |
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A3980 Datasheet(HTML) 5 Page - Allegro MicroSystems |
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5 / 18 page  Automotive DMOS Microstepping Driver with Translator A3980 4 Allegro MicroSystems, Inc. 115 Northeast Cutoff Worcester, Massachusetts 01615-0036 U.S.A. 1.508.853.5000; www.allegromicro.com ELECTRICAL CHARACTERISTICS at TJ = –40°C to +150ºC, VBB = 14 V, VDD = 3.0 to 5.5 V (unless otherwise noted) Characteristics Symbol Test Conditions Min. Typ.1 Max. Units Output Drivers Load Supply Voltage Range VBB Driving Operating Sleep mode 8 7 0 – VOVB 50 35 V Output Leakage Current2 IDSS VOUT = VBB VOUT = 0 V – < 1.0 < 1.0 20 –20 μA Output-On Resistance RDSON Source driver, IOUT = –1 A, TA<25ºC Sink driver, IOUT = 1 A, TA<25ºC – 0.51 0.45 0.86 0.65 Source driver, IOUT = –1 A, TA<125ºC Sink driver, IOUT = 1 A, TA<125ºC – 0.87 0.72 1.06 0.83 Body Diode Forward Voltage VF Source diode, IF = –1 A Sink diode, IF = 1 A –– 1.4 1.4 V Motor Supply Current IBB fPWM < 50 kHz Operating, outputs disabled Sleep mode –– 8 6 20 mA mA μA Logic Supply Current IDD fPWM < 50 kHz Outputs off Sleep mode –– 12 10 20 mA mA μA Logic Interface Logic Supply Voltage Range VDD Operating 3.0 5.0 5.5 V Input Low Voltage VIL –– – 0.3 VDD V Input High Voltage VIH – 0.7 VDD –– V Input Hysteresis VIHYS – 200 300 500 mV Input Current2 IIN – –20 < ±1 20 μA Output Low Voltage VOL IO = 3 mA –– 0.4 V Output High Voltage VOH IO = –200 μA 2.8 –– V STEP Pin Low tSTPL – 1 –– μs STEP Pin High tSTPH – 1 –– μs Setup Time for Input Change to STEP tSU MS1, MS2, DIR 200 –– ns Hold Time for Input Change from STEP tH MS1, MS2, DIR 200 –– ns Wake-Up Time from SLEEP tEN –– – 1ms Continued on next page |
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Similar Description - A3980 |
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