TPS79927DDCR

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The TPS79927DDCR is a PMIC(Power Management IC)-Voltage Regulators-Linear type IC that utilizes a low dropout and a low quiescent current output linear regulator. It provides an adjustable and small footprint power solution with relatively low cost compared to switching regulator designs. Ideally suited for applications like RF(Radio Frequency) transmitters, portable communication and consumer devices, it integrates five key functions:.

Firstly, it provides a convertor module which can be used to generate a 3.3V or a 1.2V low noise output. Secondly, it includes a low quiescent current mode regulator, configured to convert the generated output voltage to a different, adjustable and stable output voltage from 1.8V to 2.6V. This voltage converter can also provide a way to effect very accurate and precise voltage control. Thirdly, the TPS79927DDCR features an internal overcurrent protection circuit, allowing for current limit adjustment, so protecting the system from overcurrent conditions. Fourthly, the IC also features internal thermal protection in case of over-temperature or other operating temperature related issues. Finally, the TPS79927DDCR also features an internal soft-start circuit, which allows the user to improve the startup performance in order to optimize their system.

Depending on the application, the TPS79927DDCR can also be configured as a linear gatedisable and as a switching regulator. In switching regulator mode, the TPS79927DDCR will first use a voltage converter to generate a 1.2V or 3.3V output, which is then converted to an adjustable output between 1.8V and 2.6V. This voltage is then supplied to the load via a gatedisable control. The gatedisable control pin allows the load to be powered on and off, thus providing the means to adjust the output voltage in a adjustable and precise manner.

In addition, the TPS79927DDCR can be optimized for use with low-power applications, making it ideal for portable consumer devices and RF transmitters. This makes it well suited for applications such as radios, cell phones, hand-held games and PDA\'s. With a very low-quiescent current of only 5uA, customers can gain improved battery life, without sacrificing performance.

Other applications for the TPS79927DDCR include power sequencing, input voltage range limiting, voltage protection, over-temperature protection, under-voltage lockout and current limit protection. Furthermore, the TPS79927DDCR is also offered in a low-power version, ideal for low-voltage applications. Together with an integrated power-on reset circuit, the IC can be used in a variety of industrial and consumer applications.

In conclusion, the TPS79927DDCR low dropout and low quiescent current output linear regulator provides an adjustable and small footprint solution for RF transmitters and portable communication applications. With its wide range of features, the TPS79927DDCR is also ideal for low-power applications requiring precise voltage control, over-temperature protection and current limit protection. With its small size and low power consumption, the TPS79927DDCR provides an efficient and cost-effect solution for many power management tasks.

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