Anpec Electronics APX9149A
The APX9149A is an integrated Hall Effect Sensor IC designed for electric commutation of two-phase DC brushless motor applications. The device is built-in lock protection. When the fan is locked, the device will enter the lock protection mode.FEATURES
GENERAL DESCRIPTION
● On-Chip Hall Sensor● Low Operating Supply Voltage: 2.5V
● Lower Speed Under 7.5V(Typ.) VDD Supply Voltage
● High Sensitivity Hall Effect Sensor IC: ±20G(Type.)
● Soft-Switch to Reduce Phase-Switching Noise
● Built-In Output Protection Clamping Circuit
● Lock Protection and Auto Restart Function
● Built-In Thermal Protection Circuit
● 4 Pin TO92-M4 Package
● Lead Free and Green Devices Available (RoHS Compliant)
APPLICATIONS
● Brushless DC Fans● Brushless DC Motors In DC fan applications, the APX9149A provides lower driving current under 7.5V (typ.) VDD supply voltage for low noise applications. The device is built-in lock protection. The APX9149A is available in a low cost TO-92M4 package. Pin
DESCRIPTION
APX9149A Front View 1 : VDD 2 : DO 3 : DOB 4 : GND 1 2 34 Ordering and Marking Information APX9149A Assembly Material Handling Code Temperature Range Package Code Package Code E : TO-92M4 Temperature Range I : -40 to 105 oC Handling Code PB : Plastic B...