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DRV8860 Datasheet(PDF) 5 Page - Texas Instruments |
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DRV8860 Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 31 page  DRV8860 www.ti.com SLRS065A – SEPTEMBER 2013 – REVISED NOVEMBER 2013 Electrical Characteristics TA = 25°C, over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT POWER SUPPLIES IVM VM operating supply current VM = 24V 3 mA VUVLO VM undervoltage lockout voltage VM rising 8.2 V LOGIC-LEVEL INPUTS (DIN, CLK, LATCH, ENABLE) VIL Input low voltage 0.6 0.7 V VIH Input high voltage 2 V VHYS Input hysteresis 0.45 V IIL Input low current VIN = 0 –20 20 µA IIH Input high current VIN = 3.3V 100 µA RPD Input pulldown resistance 100 k Ω nFAULT, DOUT OUTPUTS (OPEN-DRAIN OUTPUTS) VOL Output low voltage IO = 5mA 0.5 V IOH Output high leakage current VO = 3.3V, nFAULT –1 1 µA RPU Input pullup resistance DOUT only (Pull up to internal 5.7V) 1.4 k Ω LOW-SIDE FET DRIVERS VM = 24V, IO = 150mA, TJ = 25°C 1.5 Rds(on) FET on resistance Ω VM = 24V, IO = 150mA, TJ = 85°C 1.8 IOFF Off-state leakage current VM = 24V, TJ = 25°C 0 30 µA HIGH-SIDE FREE-WHEELING DIODES VF Diode forward voltage VM = 24V, IO = 150mA, TJ = 25°C 0.9 V OUTPUTS tR Rise time 50 300 ns IO = 150mA, VM = 24V, resistive load tF Fall time 50 300 ns PROTECTION CIRCUITS IOCP Overcurrent protection trip level Each channel separately monitored 620 mA tOCP Overcurrent protection deglitch time VM = 24V 2.7 3.5 3.85 µs IOL Open load detect pull-down current Each channel separately monitored 30 µA VOL Open load detect threshold voltage Each channel separately monitored 1.2 V tOL Open load detect deglitch time Each channel separately monitored 14 17 20 µs TTSD Thermal shutdown temperature Die temperature 150 160 180 °C THYS Thermal shutdown hysteresis Die temperature 35 °C PWM CHOPPING FREQUENCY Duty cycle is > 25% 45 50 55 fPWM PWM chopping frequency Duty cycle is 25% 22 25 28 kHz Duty cycle is 12.5% 11 12.5 14 Copyright © 2013, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: DRV8860 |
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