TPS3808G01DBVR

The DRV8908QPWPRQ1 is an advanced multi-channel half-bridge motor driver from Texas Instruments (TI), designed specifically for automotive applications. This integrated circuit (IC) features a versatile configuration with four to twelve half-bridge outputs, providing flexibility for driving various motor loads.

The DRV8908QPWPRQ1 incorporates a standard 16-bit, 5 MHz serial peripheral interface (SPI) for comprehensive configuration and detailed diagnostics. This interface allows for individual half-bridge PWM operation and supports 8-bit duty cycle resolution, enabling precise control of motor speed and torque.

Key features of the DRV8908QPWPRQ1 include:

• Advanced Diagnostics: The device includes numerous protection and diagnostic features, such as an nFAULT pin to alert the system when a fault occurs. It also features low-current open-load detection (OLD) modes to detect open-load conditions, ensuring reliable motor operation.
• Protection Mechanisms: The DRV8908QPWPRQ1 is fully protected from short-circuit, undervoltage, and overtemperature conditions. It includes features such as VM undervoltage lockout (UVLO), VM overvoltage protection (OVP), logic supply power-on reset (POR), and overcurrent protection (OCP).
• AEC-Q100 Qualified: This device is qualified to the AEC-Q100 standard, making it suitable for use in automotive applications where high reliability and performance are critical.
• Versatile Half-Bridge Outputs: The DRV8908QPWPRQ1 offers half-bridge outputs in configurations of 4, 6, 8, 10, and 12, providing flexibility to match the specific requirements of various motor control applications.
• Operating Voltage Range: The device operates within a voltage range of 4.5V to 32V, with an absolute maximum voltage of 40V. This wide operating voltage range makes it suitable for a variety of automotive systems.
• Low-Power Sleep Mode: The DRV8908QPWPRQ1 includes a low-power sleep mode that consumes only 1.5 µA of current, enabling efficient energy management in automotive applications.
• PWM Generators: The PWM generators are programmable over SPI, allowing for fine-tuning of motor control parameters to optimize performance and efficiency.

Applications for the DRV8908QPWPRQ1 include HVAC flap DC motors, side mirror adjustment and mirror folds, LED applications, and multiple brushless DC (BDC) motors and solenoids in automotive systems. Its advanced diagnostics, protection mechanisms, and versatile configuration make it an ideal choice for driving motors in demanding automotive environments.

Overall, the DRV8908QPWPRQ1 is a high-performance, reliable, and versatile multi-channel half-bridge motor driver designed to meet the challenges of modern automotive applications.