oh 92 1 high high high high sensitivity sensitivity sensitivity sensitivity cmos cmos cmos cmos hall-effect hall-effect hall-effect hall-effect latch latch latch latch page 1 nanjing nanjing nanjing nanjing ouzhuo ouzhuo ouzhuo ouzhuo technology technology technology technology co., co., co., co., ltd ltd ltd ltd www.ohhall.com www.zbling.com tel 86- 25-52312738 86-25- 83247886 fax: 86-25-52312738 e-mail: ohhall@163.com order order order order information information information information package temperature range part number marking id packing type to92s -3 -40 to 125 c oh92 1 - t 920 bulk sot23 -3 -40 to 125 c o h92 1 - s gs 6 tape & reel general general general general description description description description : : : : the o h921 is a hall-effect latch designed in mixed signal cmos technology. it is quite suitable for use in automotive, industrial and consumer applications. superior high-temperature performance is made possible through dynamic offset cancellation, which reduces the residual offset voltage normally caused by device over-molding, temperature dependencies, and thermal stress. the device integrates a voltage regulator, hall-voltage generator, small-signal amplifier, chopper stabilization, schmitt trigger, and is directly drivable by the output. features features features features ? wide operating voltage range from 3.5 to 24v ? symmetrical switch points ? chopper-stabilized amplifier stage ? superior temperature stability ? compact size ? built-in pull-up resistor ? esd rating: 3500v (human body model) absolute absolute absolute absolute maximum maximum maximum maximum ratings ratings ratings ratings t a =25 supply voltage v cc 3. 5-2 8 v output current i o 25ma operating temperature range t a - 5 0 1 5 0 storage temperature range t s - 6 5 150 applications applications applications applications ? brushless dc motor commutation ? brushless dc fan ? solid-state switch ? revolution counting ? speed detection ? high sensitivity and unconnected switch functional functional functional functional block block block block diagram diagram diagram diagram
oh 92 1 high high high high sensitivity sensitivity sensitivity sensitivity cmos cmos cmos cmos hall-effect hall-effect hall-effect hall-effect latch latch latch latch page 2 nanjing nanjing nanjing nanjing ouzhuo ouzhuo ouzhuo ouzhuo technology technology technology technology co., co., co., co., ltd ltd ltd ltd www.ohhall.com www.zbling.com tel 86- 25-52312738 86-25- 83247886 fax: 86-25-52312738 e-mail: ohhall@163.com electrical electrical electrical electrical characteristics characteristics characteristics characteristics v cc =12v, t a =25 c, unless otherwise specified parameter symbol conditions value unit min typ max supply voltage v cc 3 .5 12 2 4 v output saturation voltage v sat i out =20ma, b>b op - 185 5 00 mv output leakage current i leakage v cc =v out =24v, b oh 92 1 high high high high sensitivity sensitivity sensitivity sensitivity cmos cmos cmos cmos hall-effect hall-effect hall-effect hall-effect latch latch latch latch page 3 nanjing nanjing nanjing nanjing ouzhuo ouzhuo ouzhuo ouzhuo technology technology technology technology co., co., co., co., ltd ltd ltd ltd www.ohhall.com www.zbling.com tel 86- 25-52312738 86-25- 83247886 fax: 86-25-52312738 e-mail: ohhall@163.com package package package package type type type type parameter parameter parameter parameter test test test test condition condition condition condition output output output output to-92s-3 south pole b b op low north pole b b rp high sot-23-3 south pole b b op high north pole b b rp low typical typical typical typical performance performance performance performance characteristics characteristics characteristics characteristics b op /b rp /b hys vs. v cc b op /b rp /b hys vs. t a
oh 92 1 high high high high sensitivity sensitivity sensitivity sensitivity cmos cmos cmos cmos hall-effect hall-effect hall-effect hall-effect latch latch latch latch page 4 nanjing nanjing nanjing nanjing ouzhuo ouzhuo ouzhuo ouzhuo technology technology technology technology co., co., co., co., ltd ltd ltd ltd www.ohhall.com www.zbling.com tel 86- 25-52312738 86-25- 83247886 fax: 86-25-52312738 e-mail: ohhall@163.com mechanical mechanical mechanical mechanical dimension dimension dimension dimension unit:mm(inch) unit:mm(inch) unit:mm(inch) unit:mm(inch) to-92s-3 to-92s-3 to-92s-3 to-92s-3
oh 92 1 high high high high sensitivity sensitivity sensitivity sensitivity cmos cmos cmos cmos hall-effect hall-effect hall-effect hall-effect latch latch latch latch page 5 nanjing nanjing nanjing nanjing ouzhuo ouzhuo ouzhuo ouzhuo technology technology technology technology co., co., co., co., ltd ltd ltd ltd www.ohhall.com www.zbling.com tel 86- 25-52312738 86-25- 83247886 fax: 86-25-52312738 e-mail: ohhall@163.com SOT23-3 SOT23-3 SOT23-3 SOT23-3
|
