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DRV8825 Datasheet(PDF) 6 Page - Texas Instruments |
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DRV8825 Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 32 page  DRV8825 SLVSA73F – APRIL 2010 – REVISED JULY 2014 www.ti.com 7.5 Electrical Characteristics over operating free-air temperature range of –40°C to 85°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT POWER SUPPLIES IVM VM operating supply current V(VMx) = 24 V 5 8 mA IVMQ VM sleep mode supply current V(VMx) = 24 V 10 20 μA V3P3OUT REGULATOR V3P3 V3P3OUT voltage IOUT = 0 to 1 mA 3.2 3.3 3.4 V LOGIC-LEVEL INPUTS VIL Input low voltage 0 0.7 V VIH Input high voltage 2.2 5.25 V VHYS Input hysteresis 0.3 0.45 0.6 V IIL Input low current VIN = 0 –20 20 μA IIH Input high current VIN = 3.3 V 100 μA RPD Internal pulldown resistance 100 k Ω nHOME, nFAULT OUTPUTS (OPEN-DRAIN OUTPUTS) VOL Output low voltage IO = 5 mA 0.5 V IOH Output high leakage current VO = 3.3 V 1 μA DECAY INPUT VIL Input low threshold voltage For slow decay mode 0.8 V VIH Input high threshold voltage For fast decay mode 2 V IIN Input current –40 40 µA Internal pullup resistance RPU 130 k Ω (to 3.3 V) RPD Internal pulldown resistance 80 k Ω H-BRIDGE FETS V(VMx) = 24 V, IO = 1 A, TJ = 25°C 0.2 HS FET on resistance V(VMx) = 24 V, IO = 1 A, TJ = 85°C 0.25 0.32 RDS(ON) Ω V(VMx) = 24 V, IO = 1 A, TJ = 25°C 0.2 LS FET on resistance V(VMx) = 24 V, IO = 1 A, TJ = 85°C 0.25 0.32 IOFF Off-state leakage current –20 20 μA MOTOR DRIVER Internal current control PWM ƒPWM 30 kHz frequency tBLANK Current sense blanking time 4 μs tR Rise time 30 200 ns tF Fall time 30 200 ns PROTECTION CIRCUITS VUVLO VM undervoltage lockout voltage V(VMx) rising 7.8 8.2 V IOCP Overcurrent protection trip level 3 A tDEG Overcurrent deglitch time 3 µs tTSD Thermal shutdown temperature Die temperature 150 160 180 °C CURRENT CONTROL IREF xVREF input current V(xVREF) = 3.3 V –3 3 μA VTRIP xISENSE trip voltage V(xVREF) = 3.3 V, 100% current setting 635 660 685 mV V(xVREF) = 3.3 V, 5% current setting –25% 25% V(xVREF) = 3.3 V, 10% to 34% current setting –15% 15% Current trip accuracy ΔITRIP (relative to programmed value) V(xVREF) = 3.3 V, 38% to 67% current setting –10% 10% V(xVREF) = 3.3 V, 71% to 100% current setting –5% 5% AISENSE Current sense amplifier gain Reference only 5 V/V 6 Submit Documentation Feedback Copyright © 2010–2014, Texas Instruments Incorporated Product Folder Links: DRV8825 |
Similar Part No. - DRV8825_16 |
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Similar Description - DRV8825_16 |
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