TB9061AFNG,EL Toshiba

TB9061AFNG TOSHIBA Bi-CMOS Integrated Circuit Silicon Monolithic TB9061AFNG 3-Phase Sensorless Brushless Motor Pre-driver The TB9061AFNG is an automotive pre-driver IC that incorporates a sensorless controller for driving a 3-phase full-wave brushless DC motor. Feature 3-phase full-wave sensorless drive SSOP24-P-300-0.65A PWM chopper drive Outputs for external P-ch/N-ch MOSFETs drive ( 3-phase 6 outputs) Weight: 0.14 g (typ.) (Output PWM Dynamic range expansion) Suited for both PWM input and DC input control Rotating Direction: CW/CCW PWM control on lower driver outputs Built-in 8-bit AD converter Built-in 3-ch comparators to detect induced voltage (Independent 3-phase inputs) Built-in overcurrent detector: Detect two values (Current limiter/Overcurrent detection) Built-in loss-of-synchronism detection and automatic restart control (Improved Start up) 5.12-MHz oscillator for reference clock Built-in 5-V constant voltage circuit Operating temperature range: -40 to125 C Mini flat package: SSOP-24pin(pin pitch:0.65 mm) TB9061FNG Pin-compatible The product(s) is/are compatible with RoHS regulations (EU directive 2011 / 65 / EU) as indicated, if any, on the packaging label G /RoHS COMPATIBL, G /RoHS Chemical symbol(s) of controlled substance(s) ,RoHS COMPATIBL orRoHS COMPATIBLE, Chemical symbol(s) of controlled substance(s) >MC). AEC-Q100 Qualified 2017-2019 2019-06-28 Toshiba Electronic Devices & Storage Corporation 1 TB9061AFNG Block Diagram VB VREG VDD WAVE CMP VB CMP1 - 5-V Power 5 V Supply & + WAVE U Voltage Monitor RESET CMP2 - TSD/Over- 5 V + WAVE V voltage Detector CMP3 - 5.12-MHz OSC + WAVE W Pre Dr6 Input PSIG Buffer 250 k VB 250 k OUTUP VREG Control Driver ASIG Logic Sensorless 112 k VREG Core SFCF Logic 88 k PWM Counter OUTVP 100 k VREG SLA 8-bit ADC OUTWP PWM Generator 100 k OUTUN OUTFG OUTVN OUTWN IPC DC Excitation Control 100 mV 250 k CMP6 CMP4 - DIS + OC1 + OCDET - 1 GND + OC2 VREG 2 10 k 250 k - CMP5 200 mV TEST CW CCW Note: Some of the functional blocks, circuits, or constants in the block diagram are omitted or simplified to clarify the descriptions of the relevant features. 2019-06-28 2