Overview
The DRV3245AEPHPRQ1 is a 3-Phase Grade 0 Automotive Gate Driver Unit (GDU) developed by Texas Instruments. This device is specifically designed for high-temperature automotive applications and is AEC-Q100 qualified, ensuring it meets stringent automotive standards. It is part of the DRV3245E-Q1 family and is developed according to the applicable requirements of ISO 26262 for functional safety applications.
The DRV3245AEPHPRQ1 provides three half-bridge drivers, each capable of driving a high-side and low-side N-channel MOSFET. It integrates sophisticated protection and monitoring features, including a charge-pump driver that enables 100% duty cycle and supports low battery voltages during cold-crank operation.
Key Specifications
| Parameter | Description |
|---|---|
| Operating Voltage | 4.5 V to 45 V |
| Peak Gate Drive Current | Programmable up to 1 A |
| Temperature Range | -40°C to +150°C |
| Package Type | 48-Pin HTQFP (PowerPAD) |
| Package Size | 7.00 mm × 7.00 mm |
| Digital Interface | Supports 3.3 V and 5 V |
| PWM Input Control | Up to 20 kHz, 3-PWM or 6-PWM |
| Current-Shunt Amplifiers | 3 current-shunt amplifiers (A Device) |
| Phase Comparators | 3 phase comparators |
| Communication Interface | Serial Peripheral Interface (SPI) |
| Protection Features | Internal regulators, battery voltage monitor, SPI CRC, clock monitor, analog built-in self test, MOSFET shoot-through prevention, MOSFET VDS overcurrent monitors, gate-source voltage real-time monitor, overtemperature warning |
Key Features
- AEC-Q100 qualified for automotive applications with a temperature grade 0: -40°C to +150°C.
- SafeTI™ semiconductor component developed according to the applicable requirements of ISO 26262.
- Programmable peak gate drive currents up to 1 A.
- Charge-pump gate driver for 100% Duty Cycle.
- Current-shunt amplifiers and phase comparators.
- Supports both 3.3-V and 5-V digital interface.
- Serial Peripheral Interface (SPI) for configuration and monitoring.
- Thermally-enhanced 48-Pin HTQFP package.
- Comprehensive protection features including internal regulators, battery voltage monitor, SPI CRC, clock monitor, analog built-in self test, MOSFET shoot-through prevention, MOSFET VDS overcurrent monitors, gate-source voltage real-time monitor, and overtemperature warning.
Applications
- High temperature 12-V automotive applications.
- Automated manual transmission and dual clutch transmission.
- Shift by wire systems.
- Transfer case and pumps.
Q & A
- What is the operating voltage range of the DRV3245AEPHPRQ1? The operating voltage range is from 4.5 V to 45 V.
- What is the peak gate drive current capability of the DRV3245AEPHPRQ1? The peak gate drive current is programmable up to 1 A.
- What is the temperature range of the DRV3245AEPHPRQ1? The device operates from -40°C to +150°C.
- What type of package does the DRV3245AEPHPRQ1 come in? It comes in a 48-Pin HTQFP (PowerPAD) package.
- Does the DRV3245AEPHPRQ1 support SPI communication? Yes, it supports Serial Peripheral Interface (SPI) for configuration and monitoring.
- What are some of the protection features of the DRV3245AEPHPRQ1? It includes internal regulators, battery voltage monitor, SPI CRC, clock monitor, analog built-in self test, MOSFET shoot-through prevention, MOSFET VDS overcurrent monitors, gate-source voltage real-time monitor, and overtemperature warning.
- What are the typical applications of the DRV3245AEPHPRQ1? It is used in high temperature 12-V automotive applications such as automated manual transmission, dual clutch transmission, shift by wire systems, and transfer case and pumps.
- Is the DRV3245AEPHPRQ1 AEC-Q100 qualified? Yes, it is AEC-Q100 qualified for automotive applications.
- Does the DRV3245AEPHPRQ1 support 100% duty cycle operation? Yes, it supports 100% duty cycle operation through its charge-pump gate driver.
- How many current-shunt amplifiers and phase comparators does the DRV3245AEPHPRQ1 have? The A Device has 3 current-shunt amplifiers and 3 phase comparators.
