TB9057FG TOSHIBA Bi-CMOS Integrated Circuit Silicon Monorithic TB9057FG Automotive GATE-driver for DC brushed motor driver TB9057FG is a Pre-Driver IC for DC Brushed Motor. It controls motor speed by inputting PWM signal. The IC has charge pump, motor current detection circuit, motor driving direction detection circuit and oscillator in it. Also, it has various abnormality detection circuits, and the detection condition can be adjusted by external pin setting. LQFP48-P-0707-0.50C 1. Features Weight: 0.186g (typ.) Control motor speed by Inputting PWM signal Build-in charge pump Current detection circuit Detection circuit for Motor driving direction Various abnormality detection circuits (Over temperature / Low voltage / Short detection) Operating range of voltage : 5 to 21V Operating range of temperature : 40 to 125C Small size flat package : LQFP48-P-0707-0.50C (0.5mm Pitch) 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 Developed according to ISO 26262 ASIL-D Safety Manual and Safety Analysis Report Over temperature dection is duplicated 2021 1 / 26 2021-01-18 Toshiba Electronic Devices & Storage Corporation TB9057FG 2. BLOCK DIAGRAM VCC5A2 Charge pump PGND1 VCC5A1 VDD1 VDD low voltage SO1 VDD2 detection SO2 CRESET HO1 DR1 VB low voltage HO2 detection DR2 Pre-Driver NC IN1 LO1 IN2 IN3 IN4 ENA LO2 PGND2 MR1 Motor drive direction MR2 detection Short PD2 SEL PD1 detection LS TEST1 IN5 TEST2 Current sensor TSD AMPP1 AMP2 AMP1 DG1 AMPM1 Error logic DG2 Note 1Some of the functional blocks,circuit,or constants in the block diagram may be omitted or simplified for explanatory purpose. 2021 2 / 26 2021-01-18 Toshiba Electronic Devices & Storage Corporation NC VB2 AGND1 VB1 AGND2 PCC1 PCCD1 CS2 PCC2 PCCD2 AMPM2 PCCO AMPP2 CS1