Product description
The Qualcomm PM-8028-0-136NSP-MT-B4 is a highly integrated power management IC designed to meet the demanding requirements of modern mobile and portable applications. Its architecture incorporates multiple low-dropout regulators (LDOs) and synchronous buck converters, enabling efficient and reliable power distribution across various components in a device.
One of the key advantages of the PM-8028 is its ability to dynamically manage power based on real-time needs. The I2C interface provides programmable control over output voltage settings and the activation or deactivation of specific channels. This feature is particularly beneficial for applications that experience varying power demands, such as those found in smartphones, wearables, and Internet of Things (IoT) devices.
The PM-8028 is designed to excel in load transient response, maintaining stable output voltage levels even during rapid changes in load conditions. This capability is critical for protecting sensitive components from voltage spikes that could lead to performance issues or damage. The advanced control algorithms implemented in the PMIC further enhance its responsiveness to load changes, ensuring that the output voltage remains within specified limits.
In addition to its performance features, the PM-8028 includes robust protection mechanisms that enhance the overall reliability of the system. The integrated OVP and OCP features work together to prevent excessive voltage and current from damaging connected devices. The thermal shutdown feature provides an additional layer of protection by shutting down the PMIC in the event of overheating, making it especially suitable for compact designs where thermal management can be challenging.
In summary, the PM-8028-0-136NSP-MT-B4 is a versatile and efficient power management solution that combines high performance, comprehensive protection features, and dynamic configurability. Its compact design and extensive capabilities make it an ideal choice for engineers looking to optimize power management in next-generation mobile devices and a wide range of applications.
Specification parameters
Input Voltage Range:
The PM-8028 operates within an input voltage range of 2.7V to 5.5V. This broad input range allows it to accommodate various power sources, including single-cell lithium-ion and lithium-polymer batteries.Output Current Capacity:
The PMIC can deliver up to 1A per output channel, providing adequate current to support modern high-performance components. This ensures reliable operation, even during peak load conditions.Switching Frequency:
The PM-8028 features a programmable switching frequency, typically adjustable from 1MHz to 3MHz. This flexibility allows designers to optimize performance based on application requirements, balancing power efficiency and response time.Thermal and Environmental Specifications:
The device is rated for operation over a wide temperature range of -40°C to +125°C, ensuring reliability in diverse operating conditions. Its low thermal resistance design promotes effective heat dissipation.Compact Package Design:
The PM-8028 is available in a compact 28-pin QFN package, which supports high-density PCB layouts and facilitates integration into space-constrained applications.
