UC27131N

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Integrated circuit (IC) technology is the backbone of the modern semiconductor age. ICs provide the capacity to connect and interface complex and disparate system components while allowing for distributed power and ground distribution. PMICs, or Programmable Multi-level Integrated Circuits, are a special class of ICs specifically designed to manage power distribution and switching in an integrated system. The UC27131N is a single-chip solution from Texas Instruments that integrate an array of power distribution switches, load drivers, and reference current sources in order to balance power requirements and provide flexible power management in embedded and portable applications.

UC27131N devices include nine, high-performance power-management switches with independent voltage control. The device switch configuration, including the on-resistance, is typically programmed at design time, or programmable using the PMBus communications protocol. The integrated switches allow for the distribution of power to multiple system components while providing voltage level selection, current control, and load-current monitoring.

The UC27131N device includes three load drivers, each with a 1.6A current output, programmable frequency, and built-in shutdown capability. These load drivers can be used to support both synchronous and asynchronous pulse-width modulation (PWM) applications such as lighting control, motor control, and power management for a wide range of applications. The device also includes a pair of 14-bit reference current sources, capable of providing adjustable current from 3mA to 15mA, to accurately balance system power distribution.

The UC27131N device is capable of operating at up to 20V, which makes it well-suited for applications in industrial, automotive, and consumer electronics. The device is also temperature-compensated and rated for operation in temperatures as low as -40 degrees Celsius. Additionally, the UC27131N offers a comprehensive set of system protection and diagnostic features, such as current limitation, brownout protection, over-voltage protection, short-circuit protection, and fault diagnostics.

In summary, the UC27131N devices are highly integrated and configurable power management solutions that combine power switches, load drivers, and reference current sources into a compact, single-chip package. With its wide range of features and diverse range of applications, the UC27131N is an excellent choice for device designers looking to integrate advanced power management features into their system designs.

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