Product description
The MT6329A/B is a highly integrated PMIC designed to optimize the power management of modern mobile devices. With its combination of DC-DC converters, LDO regulators, battery charging management, and thermal protection, the MT6329A/B ensures that the device performs efficiently, safely, and reliably.
Power Regulation: The DC-DC converters in the MT6329A/B handle high-power components such as the processor and display, ensuring efficient power conversion with minimal loss. The LDO regulators provide stable voltage to low-power components like sensors and memory, maintaining stable operation for these sensitive components.
Battery Charging: The PMIC supports Li-ion and Li-polymer battery chemistries and integrates fast charging technology, enabling quicker recharges for the device. Overvoltage, overcurrent, and thermal protection mechanisms are built in to safeguard the device during charging, preventing overheating and damage from excessive current or voltage.
Thermal Protection: The MT6329A/B features thermal throttling and thermal shutdown to protect the device from overheating. Thermal throttling reduces power delivery to components to lower the temperature, while thermal shutdown powers off the device if it exceeds critical temperature limits, helping to prevent long-term damage.
Power Sequencing: The PMIC ensures that power is supplied to various components in the correct order during the startup process, preventing system instability and ensuring that all components are initialized properly.
Protection Features: The MT6329A/B integrates overvoltage, undervoltage, overcurrent, and short-circuit protection to protect the device from electrical faults. These protections ensure that the device operates safely under a variety of conditions.
Battery Health Monitoring: Continuous monitoring of the battery’s voltage, current, and temperature ensures that charging and discharging cycles are optimized to prolong battery life and prevent damage.
I2C Communication Interface: The I2C interface allows real-time adjustments to power settings based on the device’s current workload, enabling dynamic power management that optimizes energy efficiency.
Specification parameters
DC-DC Converters:
Integrated DC-DC converters help regulate power to high-demand components such as the processor and display, ensuring efficient power usage and minimal energy waste.
LDO Regulators:
The LDO regulators provide clean and stable voltage to low-power components, such as sensors, memory, and analog circuits. This helps ensure that sensitive components function properly with minimal noise or voltage ripple.
Battery Charging:
The MT6329A/B is compatible with Li-ion and Li-polymer batteries and supports fast charging, which reduces charging time and improves user convenience. It also incorporates overvoltage, overcurrent, and thermal protection to prevent damage during charging.
Thermal Protection:
Thermal throttling and thermal shutdown ensure the device does not overheat, with power adjustments made to prevent excessive heat. These features protect the device from damage and ensure it operates within safe temperature limits.
Power Sequencing:
The PMIC ensures proper power sequencing during startup, preventing system instability and ensuring smooth boot-up of the device.
Protection Features:
Integrated overvoltage protection, undervoltage protection, overcurrent protection, and short-circuit protection help safeguard the device from electrical faults and ensure safe operation.
Battery Health Monitoring:
Continuous monitoring of the battery’s voltage, current, and temperature ensures the device is operating within safe limits, optimizing battery life and performance.
I2C Communication Interface:
The I2C interface enables real-time adjustments to power settings, allowing the device to dynamically adapt to changing workloads and power requirements.
