TPS51463RGER Integrated Circuits (ICs)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

TPS51463RGER Application Field and Working Principle

The TPS51463RGER is a highly integrated synchronous buck DC/DC converter in a tiny QFN package. This 3.2V-14V input, 0.6V-5.5V fixed output voltage synchronous buck regulator is ideal for space-constrained, low-noise applications. It is a versatile regulator accommodating various operating frequencies and various load tolerances. With an external input voltage range up to 14V, 0.6V to 5.5V adjustable output voltage and up to 5.0A output current capability, the TPS51463RGER eliminates the need for multiple dc-dc regulators in power system design and satisfies the low noise performance requirements in automotive and wireless applications simultaneously.

The TPS51463RGER is a graded voltage regulator, providing a typical output voltage accuracy of +/- 2%, with the ability to scale across a large input voltage, making it suitable for many input applications. Its wide output voltage allows the device to easily fit into many existing power system designs. Its flexible driver architecture allows for multiple topologies, including synchronous and non-synchronous buck, boost and symmetric buck-boost converters.

The working principle of the TPS51463RGER is simple and efficient. It uses a high-performance, high-voltage, wide-band gap power switch to regulate input voltage and output current. With internal MOSFETs, it can provide silent switching when compared to linear voltage regulators. During operation, the buck converter transitions between two modes of operation: continuous conduction mode (CCM) and discontinuous conduction mode (DCM). In CCM, a continuous current flows through the inductor and output capacitor, while in DCM, the peak current drops off and no current is flowing through the output capacitor at the end of each cycle.

The buck converter also has several features designed to optimize efficiency and noise reduction. The first is its low quiescent current (Iq) of less than 10μA, which leads to higher efficiency levels and longer battery life. The switch characteristics are also designed for low noise so as to limit noise emissions and provide quiet operation in less sound sensitive applications. Additionally, the on-board voltage detection helps the device to maintain the required output voltage with the minimum number of components. The frequency of the buck converter can be adjusted to provide a wide range of operating frequencies and further optimize efficiency or performance.

In summary, the TPS51463RGER is a highly integrated, efficient and quiet synchronous buck DC/DC converter. With its wide input voltage range, adjustable output voltage and up to 5.0A output current capability, it is well suited for a wide range of applications. Noise reductions features and low quiescent current make it ideal for sound sensitive applications. Its ability to scale across a variety of input voltages and multiple topologies makes it an ideal choice for many power system designs.

The specific data is subject to PDF, and the above content is for reference