TPIC43T02

TPIC43T01, TPIC43T02 THREE-PHASE BRUSHLESS MOTOR RPM CONTROLLERS D Precision Phase Lock Loop Motor – RPM Control With Embedded DSP Filter Algorithm for Loop Compensation D EEPROM Registers for User Adjustment of PLL Loop Gain and DSP Filter Coefficients (Pole/Zero) D Crystal Oscillator With EEPROM Adjustable Divide-By for Versatile PLL Timebase D Standalone Operation With No Host Processor Needed D RPM Lock Detection/Reporting (±5% Window) D Synchronous Rectification, Enabled (TPIC43T01) Disabled (TPIC43T02) D Stalled Motor Timer/Shutdown D High-Side Current Limiting D High-Side Over-Current Shutdown D Differential Hall Effect Position Sensor Inputs/Decode Provide Commutation Control D Differential Variable Reluctance Speed Sensor Inputs D Gate Drive for Six External N-Channel Power FETs in Three Half-H Configuration D Charge Pump to Develop High-Side Gate Drive Voltage SLIS098 – APRIL 2000 D 5 V Regulator – Designed for 10 mA External Current D 8 to 28 V Supply Voltage D Small Outline Surface-Mount Package DA PACKAGE (TOP VIEW) IN2+ IN2– IN3+ IN3– FGOUT FGIN– FGIN+ CLT CT RT OSC2 OSC1 VDD FGSOUT GND LD FSEL S/S F/R 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 38 IN1– 37 IN1+ 36 TEST 35 VPP 34 PHA 33 UGA 32 LGA 31 UGB 30 PHB 29 LGB 28 LGC 27 UGC 26 PHC 25 SENSE 24 CP2 23 CP1 22 VCP 21 PGND 20 VCC description The TPIC43T01/02 is a monolithic motor control integrated circuit designed to provide RPM control to a 3-phase brushless dc motor. The device provides two analo...