L9110 motor control driver chi p ???? 4 6d ?? 51 8 0 5 4 6 96 5 8 6 8 f a x : 07 5 5 - 2 6 5 4 9 8 68 h t tp:// w w w .asic.net . cn email: s ales@asic.net.cn tel:07 5 5 - 2 no . symbol function 1 oa a road output pin 2 vcc supply voltage 3 vcc supply voltage 4 ob b output pin 5 gnd ground 6 ia a road input pin 7 ib b input pin 8 gnd ground features: low quiescent current ; wide supply voltage range : 2.5v - 12v; 800ma continuous cur rent output capability per channel ; lower saturation voltage ; ttl / cmos output level compatible , and can be directly connected to the cpu ; output built - in clamp diodes for inductive load ; integrated control and drive into a monolithic ic ; with pin high - voltage protection function ; operating temperature : 0 - 80 . descriptio n dp suffix plastic packag e ( d ip8) so suffix plastic packag e (sop8) L9110 the asic device control and drive motor design two - channel push - pull power amplifier discrete circuits integrated into a monolithic ic , peripheral devices and reduce the cost , improve the reliability of the whole . this chip has two ttl / cmos compatible with the level of the input, with good resistance ; two output terminals can directly forward and reverse movement of the drive motor , it has a large current driving capability , each channel through 750 ~ 800ma of continuous current , peak current capability up to 1.5 ~ 2.0a; while it has a low output saturation voltage ; built - in clamp diode reverse the impact of the current release inductive load it in the drive relays, dc motors , stepper motor or switch power tube use on safe and reliable. L9110 is widely used in toy car motor drives , stepper motor drive and switching power tube circuit . pin d efinitions: device pins figur e oa g nd vcc vcc ob ib ia g nd test conditions vcc =9v , i out =750ma symbo l parameters minimu m typical maximum units vh o u t output high 7 . 50 7 . 60 7 . 70 v vl out output low 0.35 0.45 0.55 v vh in input high 2.5 5.0 9.0 v vl in input low 0 0.5 0 . 7 v
L9110 motor control driver chi p ???? 4 6d ?? 51 8 0 5 4 6 96 5 8 6 8 f a x : 07 5 5 - 2 6 5 4 9 8 68 h t tp:// w w w .asic.net . cn email: s ales@asic.net.cn tel:07 5 5 - 2 ia ib oa ob h l h l l h l h l l l l h h l l electrical characteristics : logical relationship : symbo l parameters range units min typical ma x vcc supply voltage 2.5 6 12 v i dd quiescent current 0 2 ua iin operating current 200 350 500 ua ic continuous 750 800 850 ma imax current peak 1500 2000 ma pin waveform diagram: input a i nput b output a output b application circuit vcc dc moto r m L9110 forward signal backward signal gnd
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