HA13605A Datasheet | Hitachi Semiconductor

Three-Phase Brushless Motor Driver ADE-207-201A (Z) 2nd. Edition February, 1998 Description The HA13605A is a three-phase brushless motor driver IC that provides digital speed control on chip. It was developed for use as the drum motor driver in plain paper copiers and has the following functions and Features . Functions - - - - - - - - - - Three-phase output circuit that can provide a maximum of 4.5 A at 35 V per phase Digital speed control Crystal oscillator circuit (10 MHz maximum) FG amplifier Speed monitor (lock detection output) Current control circuit Overvoltage protection circuit (OVSD) Thermal protection circuit (OTSD) Low voltage protection circuit (LVI) Forward/reverse switching circuit Features - - - - - High breakdown voltage, large currents Direct PWM drive outputs Employs DMOS Low on resistance: 0.7 Ω/DMOS maximum No lower arm flywheel diode is required Pin Description Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Pin Name VCC UOUT BOOSTL VOUT RNF WOUT BOOSTH UIN VR1 VIN VX1 WIN C-PMP FGINFGOUT FGIN+ DIR PWMOSC DSEL OSCOUT READY OSCIN GND Function Power supply U phase output Booster pin. (Low side) V phase output Output current detection W phase output Booster pin. (High side) U phase input Charge pump reference voltage pin. V phase input Output current control voltage input pin. W phase input Charge pump output pin. Speed error integration and phase pensation of speed control. FG Amp. (-) input pin FG Amp. output pin FG Amp. (+) input pin Direction, Rotation direction set up pin PWM oscillator input pin. Set oscillator frequency. Divide select pin (L : 1/3, M : 1/12, M : 1/6) Oscillator output Ready pin. Speed monitor pin. (open-collector) Oscillator input Ground Pin Arrangement 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 GND OSCIN READY OSCOUT DSEL PWMOSC DIR FGIN+ FGOUT FGIN- C-PMP WIN VX1 VIN VR1 UIN BOOSTH WOUT RNF VOUT BOOSTL UOUT VCC Block Diagram VCC...