FS177 Datasheet - Feeling

FS177 Low Voltage Hall Effect Latch

The FS177 is an integrated Hall effect latched sensor designed for electronic commutation of brush-less DC motor applications. The device includes an on-chip Hall voltage generator for magnetic sensing, a comparator that amplifies the Hall voltage, and a Schmitt trigger to provide switching hysteres.

FS177 Features

* w w w w w Wide operating voltage range: 3.0V to 20V Maximum output sink current 25mA Open-Collector pre-driver Reverse polarity protection Package : TO-92SP-3 TO-92SP-3 Typical Application Circuit +12V R1 L1 L2 FS177 1 Vcc Gnd 2 Output 3 R2 C1 C2 Brushless DC Fan Rev0.4 Sep. 25, 2006(LF

FS177-Feeling.pdf