DRV3245Q-Q1 3-Phase Automotive Gate Driver Unit (GDU) With High Performance Sensing, Protection and Diagnostics

1 Features

AEC-Q100 qualified for automotive applications:
- Device temperature grade 1:
  –40°C to +125°C, T_A
Functional Safety-Compliant
- Developed for functional safety applications
- Documentation available to aid ISO 26262 system design up to ASIL D
- Systematic capability up to ASIL D
4.5-V to 45-V operating voltage
Programmable peak gate drive currents up to 1A
Charge-pump gate driver for 100% Duty Cycle
Current-shunt amplifiers and phase comparators
- A / C Device: 3 current-shunt amplifiers⁽¹⁾ and 3-phase comparators with status through SPI ⁽¹⁾
- B Device: 2 current-shunt amplifiers and 3-phase comparators with real-time monitor through digital pins
- S Device: 3 current-shunt amplifiers
3-PWM or 6-PWM input control up to 20 kHz
Single PWM-mode commutation capability
Supports both 3.3-V and 5-V digital interface
Serial peripheral interface (SPI)
Thermally-enhanced 48-Pin HTQFP
Protection features:
- Internal regulators, battery voltage monitor
- SPI CRC
- Clock monitor
- Analog built-in self test
- Programmable dead-time control
- MOSFET shoot-through prevention
- MOSFET V_DS overcurrent monitors
- Gate-source voltage real time monitor
- Overtemperature warning and Shutdown

1. C device : Low-drift offset high-precision amplifiers