DRV8305-Q1

Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design DRV8305-Q1 SLVSD12D – MAY 2015 – REVISED JULY 2019 DRV8305-Q1 Three-Phase Automotive Smart Gate Driver With Three Integrated Current Shunt Amplifiers and Voltage Regulator 1 Features 1 AEC-Q100 qualified for automotive applications Ambient operating temperature ranges: – Temperature grade 0 (E): –40°C to +150°C – Temperature grade 1 (Q): –40°C to +125°C 4.4-V to 45-V operating voltage 1.25-A and 1-A Peak gate drive currents Smart gate drive architecture (IDRIVE & TDRIVE) Programmable high- and low-side slew-rate control Charge-pump gate driver for 100% duty cycle Three integrated current-shunt amplifiers Integrated 50-mA LDO (3.3-V and 5-V option) 3-PWM or 6-PWM input control up to 200 kHz Single PWM-mode commutation capability Serial Peripheral Interface (SPI) for device settings and fault reporting Thermally-enhanced 48-Pin HTQFP Protection features: – Fault diagnostics and MCU watchdog – Programmable dead-time control – MOSFET shoot-through prevention – MOSFET VDS overcurrent monitors – Gate-driver fault detection – Reverse battery-protection support – Limp home-mode support – Overtemperature warning and shutdown 2 Applications Three-phase BLDC and PMSM motors Automotive fuel and water pumps Automotive fans and blowers 3 Description The DRV8305-Q1 device is a gate driver IC for threephase motor-drive applications. The device provides t...