General Description
The APX9170 is an integrated Hall Effect Sensor IC designed for electric commutation of single-phase DC brushless motor applications. The device is built-in lock protection. When fan is locked, the device will enter the lock protection mode. It is also with thermal shutdown function. The APX9170 is available in a low cost TSOT23-6F and TSOT23-6 packages.

FEATUREs
• On-chip Hall Sensor
• High Sensitivity Hall Effect Sensor IC: ±15G(Typ.)
• Built-in Lock Protection and Auto Restart Function
• Speed Controllable by DC Input Signal
• FG Output (for APX9170)
• 1/2FG Output (for APX9170A)
• RD Output (for APX9170B)
• Built-in Thermal Protection Circuit
• 6 Pin TSOT23-6F and TSOT23-6 Packages
• Lead Free and Green Devices Available (RoHS
   Compliant)

APPLICATIONs
• Brushless DC Fans
• Brushless DC Motors