Features

 Single-Phase Full Wave BLDC Fan/Motor Drive with BTL Output

(BTL Amplifier Gain = 49dB)

 Low Noise Architecture

 Wide Operating Voltage Range: 2.4V to 18V

 PWM Speed Control with External PWM Input

 DC Voltage Speed Control by Adjusting VCONT and RMI

Voltage

 Hall Bias Output: VHB = 1.25V

 Built-in Quick Start Circuit

 Lock Protection with Automatic Restart

 Frequency Generator (FG) Output

 Rotor Lock Detection (RD) Output

 Current Limit Circuit

 RF Defines The Current Limit;

RF = 1Ω will Achieve 250mA Current Limit

 Thermal Shut-Down (TSD) Circuit

 Lead-Free Finish; RoHS Compliant (Notes 1 & 2)

 Halogen and Antimony Free. “Green” Device (Note 3)

Applications

Applications

• 9V/ 12V / 15V BLDC Cooling Fans and Motors

• CPU Cooling Fans for Notebooks and Desktop BLDC Fans

• Instruments Cooling Fans

• Medium Voltage/ Low Power BLDC Motors