APX284A

APX2 84 A High Sensit ivit y Hall I C for FAN Dr iver Fe a t u r e s General Description On-Chip Hall Sensor The APX284A is an integrated Hall Effect Sensor IC de- Low Operating Supply Voltage: 3V signed for electric commutation of two-phase DC High Sensitivity Hall Effect Sensor IC: ±30G (Type.) brushless motor applications. The device is built-in lock Built-In Reverse Voltage Protection Diode Built-In Output Protection Clamping Circuit Lock Protection and Auto Restart Function protection. When the fan is locked, the device will enter the lock protection mode. The APX284A is available in a low cost TO-92M4 package. Built-In Thermal Protection Circuit 4 Pin TO-92M4 Package Lead Free and Green Devices Available (RoHS Compliant) Pin Description Ap p lica t ion s Brushless DC Fans Brushless DC Motors APX284A Front View 1 : VDD 2 : DO 3 : DOB 4 : GND 1 2 34 Ordering and Marking I nform ation APX284A APX284A E : APX 284A XXXX...