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TDA5144 Datasheet(PDF) 7 Page - NXP Semiconductors |
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TDA5144 Datasheet(HTML) 7 Page - NXP Semiconductors |
7 / 20 page June 1994 7 Philips Semiconductors Product specification Brushless DC motor drive circuit TDA5144 CHARACTERISTICS VP = 14.5 V; Tamb =25 °C; unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Supply VP supply voltage note 1 4 − 18 V IP supply current note 2 − 6.3 7.2 mA VVMOT input voltage to the output driver stages see Fig.1 1.7 − 16 V Thermal protection TSD local temperature at temperature sensor causing shut-down 130 140 150 °C ∆T reduction in temperature before switch-on after shut-down − TSD − 30 − K MOT0; centre tap VI input voltage −0.5 − VVMOT V II input bias current 0.5 V < VI < VVMOT − 1.5 V −10 − 0 µA VCSW comparator switching level note 3 ±20 ±25 ±30 mV ∆VCSW variation in comparator switching levels −3 0 +3 mV Vhys comparator input hysteresis − 75 −µV MOT1, MOT2 and MOT3 VDO drop-out output voltage IO = 100 mA − 0.9 1.05 V IO = 1000 mA − 1.6 1.85 V ∆V OL variation in saturation voltage between lower transistors IO = 100 mA −− 180 mV ∆VOH variation in saturation voltage between upper transistors IO = −100 mA −− 180 mV ILIM current limiting VVMOT = 10 V; RO = 1.2 Ω 1.8 2.0 2.5 A tr rise time switching output VVMOT = 15 V; see Fig.6 5 10 15 µs tf fall time switching output VVMOT = 15 V; see Fig.6 10 15 20 µs VDHF diode forward voltage (diode DH)IO = −500 mA; notes 4 and 5; see Fig.1 −− 1.5 V VDLF diode forward voltage (diode DL)IO = 500 mA; notes 4 and 5; see Fig.1 −1.5 −− V IDM peak diode current note 5 −− 2.5 A +AMP IN and −AMP IN VI input voltage −0.3 − VP − 1.7 V differential mode voltage without ‘latch-up’ −−±V P V Ib input bias current −− 650 nA CI input capacitance − 4 − pF Voffset input offset voltage −− 10 mV |
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