unisonic technologies co., ltd uh200 preliminary linear integrated circuit www.unisonic.com.tw 1 of 6 copyright ? 2015 unisonic technologies co., ltd qw-r109-037.b 2-phase dc motor drive ic ? description the utc uh200 is a latch-type hall effect sensor with built-in output drivers. an inter nal bandgap voltage regulator is used to provide temperature compensated source and allows a wide operating supply range. open-collector drivers can provi de a large sinking current for brush-less dc fan and motor driver. ? features * wide power supply range: 2.0v~20v * built-in hall sensor/ drivers * excellent hysteresis with temperature compensation * output sink current up to 0.45a * reverse power protection sip-4 1 ? ordering information ordering number package packing UH200G-G04-K sip-4 bulk ? marking
uh200 preliminary linear integrated circuit unisonic technologies co., ltd 2 of 6 www.unisonic.com.tw qw-r109-037.b ? pin description pin no. pin name description 1 v cc power supply 2 no output pin 3 so output pin 4 gnd ground ? block diagram v cc no so gnd pre-driver regulator amp hall sensor 1 4 2 3
uh200 preliminary linear integrated circuit unisonic technologies co., ltd 3 of 6 www.unisonic.com.tw qw-r109-037.b ? absolute maximum rating (t a =25 , unless otherwise specified) parameter symbol ratings unit zener breakdown voltage v z 35 v no/so pin voltage 30 v vcc pin voltage 20 v peak sink current peak current i o 1a 100s continuous current 450 ma power dissipation p d 500 mw junction temperature t j +150 c operating temperature range t opr -20~+85 c storage temperature t stg -65~+150 c note: absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only an d functional device operat ion is not implied. ? thermal characteristics parameter symbol ratings unit junction to ambient ja 0.15 c/mw ? dc electrical characteristics (t a =25 , unless otherwise specified) parameter symbol test conditions min typ max unit minimum operating voltage v cc no use pin is open (fig 1) 2.0 v maximum operating voltage v cc i cc <20 ma, no use pin is open (fig 1) 20.0 v quiescent supply current i cc no use pin is open v cc , 2.0v~20v (fig 1) 4 16 20 ma no/so saturation voltage v sat i o =450ma (fig 1) 1.1 v ? no/so saturation voltage vs. output current(i o ) parameter symbol test conditions min typ max unit no/so saturation voltage v cc =5v, t emp. =25c i o =250ma 0.37 v i o =300ma 0.48 v i o =350ma 0.55 v i o =400ma 0.65 v i o =450ma 0.76 v i o =500ma 0.86 v note: fig 1 the ic output stat e is under n magnetic field. ? ac electrical characteristics (t a =25 , unless otherwise specified) parameter symbol test conditions min typ max unit rise time t r r l =100 ? (5w) c l =20pf (fig 1) 10 s fall time t f r l =100 ? (5w) c l =20pf (fig 1) 300 ns
uh200 preliminary linear integrated circuit unisonic technologies co., ltd 4 of 6 www.unisonic.com.tw qw-r109-037.b ? magnetic characteristics (t a =-20c~+85c, unless otherwise specified) a grade parameter symbol min typ max unit operate point b op 5 65 g release point b rp -65 -5 g hysteresis b hys 10 130 g b grade parameter symbol min typ max unit operate point b op 5 80 g release point b rp -80 -5 g hysteresis b hys 10 160 g bu grade parameter symbol min typ max unit operate point b op 80 g release point b rp -80 g hysteresis b hys 160 g c grade parameter symbol min typ max unit operate point b op 100 g release point b rp -100 g hysteresis b hys 200 g
uh200 preliminary linear integrated circuit unisonic technologies co., ltd 5 of 6 www.unisonic.com.tw qw-r109-037.b ? hysteresis characteristics ? test circuit
uh200 preliminary linear integrated circuit unisonic technologies co., ltd 6 of 6 www.unisonic.com.tw qw-r109-037.b ? typical application circuit + - vcc utc uh200 1234 coil1 coil2 utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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