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DRV8801 Datasheet(PDF) 8 Page - Texas Instruments |
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DRV8801 Datasheet(HTML) 8 Page - Texas Instruments |
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8 / 20 page  ELECTRICAL CHARACTERISTICS DRV8800 DRV8801 SLVS855A – JULY 2008 – REVISED JULY 2008 ............................................................................................................................................................... www.ti.com over recommended operating conditions (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT fPWM < 50 kHz 6 mA IBB Motor supply current Charge pump on, Outputs disabled 3.2 Sleep mode 10 µA VIH 2 PHASE, ENABLE, V MODE input voltage VIL 0.8 VIH 2.7 nSLEEP input voltage V VIL 0.8 IIH VIN = 2 V <1.0 20 PHASE, MODE input current 1 µA IIL VIN = 0.8 V –20 ≤–2.0 20 IIH VIN = 2 V 40 100 ENABLE input current µA IIL VIN = 0.8 V 16 40 IIH VIN = 2.7 V 27 50 nSLEEP input current µA IIL VIN = 0.8 V <1 10 VOL nFAULT output voltage Isink = 1 mA 0.4 V VBBNFR VBB nFAULT release 8 V < VBB < 40 V 12 13.8 V VIHys Input hysteresis, except nSLEEP 100 500 800 mV Source driver, IOUT = –2.8 A, TJ = 25°C 0.35 0.48 Source driver, IOUT = –2.8 A, TJ = 125°C 0.55 0.8 Rds(ON) Output ON resistance Ω Sink driver, IOUT = 2.8 A, TJ = 25°C 0.3 0.43 Sink driver, IOUT = 2.8 A, TJ = 125°C 0.45 0.7 SENSE connected to ground through some VTRP RSENSE/ISense voltage trip 500 mV resistance Source diode, If = –2.8 A 1.4 Vf Body diode forward voltage 1 V Sink diode, If = 2.8 A 1.4 PWM, Change to source or sink ON 600 tpd Propagation delay time ns PWM, Change to source or sink OFF 100 tCOD Crossover delay 500 ns DAGain Differential AMP gain Sense = 0.1 V to 0.4 V 5 V/V Protection Circuitry VUV UVLO threshold VBB increasing 6.5 8 V IOCP Overcurrent threshold 2 3 A tOCP Overcurrent protection period 1.2 ms TJW Thermal warning temperature Temperature increasing 160 °C TJWHys Thermal warning hysteresis Recovery = TJW – TJWHys 15 °C TJTSD Thermal shutdown temperature Temperature increasing 175 °C TJTSDHys Thermal shutdown hysteresis Recovery = TJTSD – TJTSDHys 15 °C 8 Submit Documentation Feedback Copyright © 2008, Texas Instruments Incorporated Product Folder Link(s): DRV8800 DRV8801 |
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