HA13609ANT

HA13609ANT Three-Phase Brushless Motor Driver ADE-207-232 (Z) 1st. Edition May 1997 Description The HA13609ANT is a 3-phase brushless motor driver IC with digital speed control. It is designed for use as a PPC or LBP scanner motor driver and provides the functions and features listed below. Function Power MOS and power bipolar transistor driver circuits 16-bit serial interface Variable-speed digital speed control circuit Digital PLL Digital ready circuit PWM oscillator circuit Charge pump circuit Integrating amplifier circuit Current limit circuit Overshoot prevention circuit Braking function (with braking compete signal) Forward/reverse direction circuit Hall open circuit protection Watchdog timer (LVI, POR, and RST outputs) Stuck rotor protection Features High breakdown voltage (50V/30mA) power transistor drive circuit PWM drive Variable speed control is possible (varying the servo filter constants is not required) Selectable rotation control method (discriminator control, PLL plus discriminator control) Selectable feedback type (voltage or current) Allows both PWM frequency switching and 100% duty operation Selectable current limiting level Braking mode selection (reverse braking, regeneration braking) HA13609ANT Block Diagram VSS (5 V) C101 VSS VPS C102 VSS = Bip use 10 to 50 V= MOS use 21 R101 Hall amplifier 25 U U V Matrix V W W FH × 3 Overshoot preven- OSI tion Duty 100 – 40 k – + MASK MOTOR ON BRAKE (2 bit) DUTY 100 ...