Texas Instruments recommends a 4-layer PCB with a solid ground plane, and to keep the high-current paths short and wide. Additionally, it's recommended to use a common mode choke and a ferrite bead to filter the input voltage.
To optimize the TPS6591133A2ZRCR for low-power modes, it's recommended to use the Power Save Mode (PSM) and Dynamic Voltage Scaling (DVS) features. Additionally, reducing the switching frequency and using a low-power mode for the buck converters can also help minimize power consumption.
The TPS6591133A2ZRCR has a maximum junction temperature of 150°C. To ensure reliable operation, it's recommended to provide adequate heat sinking, use a thermal interface material, and ensure good airflow around the device. Additionally, it's recommended to monitor the device temperature and adjust the operating conditions accordingly.
To troubleshoot issues with the TPS6591133A2ZRCR, it's recommended to use a logic analyzer or oscilloscope to monitor the device's signals, such as the enable pins, output voltages, and fault flags. Additionally, checking the input voltage, output current, and thermal conditions can help identify the root cause of the issue.
Yes, the TPS6591133A2ZRCR can be used in a redundant or hot-swappable configuration. However, it's recommended to use external circuitry to ensure proper synchronization and control of the redundant devices. Additionally, it's recommended to consult with a Texas Instruments application engineer for specific guidance on implementing a redundant or hot-swappable configuration.
TPS6591133A2ZRCR datasheet
by Texas Instruments
