TPS61121RSAR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Applications:	Handheld/Mobile Devices
Current - Supply:	10µA
Voltage - Supply:	1.8 V ~ 5.5 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	16-VQFN Exposed Pad
Supplier Device Package:	16-QFN (4x4)
Base Part Number:	TPS61121

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

TPS61121RSAR Application Field and Working Principle

Power Management, or PMIC, is one of the most actively researched fields in the semiconductor industry. One of the most widely used PMICs in the field of small form factor devices is the TPS61121RSAR. This PMIC is designed for use in low-power applications such as audio amplifiers, portable devices, and other general-purpose applications. This article will discuss the application field and working principle of the TPS61121RSAR by exploring its key features.The TPS61121RSAR is a multi-channel buck converter PMIC that is intended for use in a variety of applications. It is designed to be able to operate over a wide range of input and output voltages, with the flexibility to operate in either a linear or switching mode. This makes it ideal for use in applications where low noise is a priority, such as audio amplifiers, as it is able to maintain high efficiency while achieving low EMI/RFI levels. Additionally, the TPS61121RSAR has a wide range of output current and voltage options and it also features a three-state power-save mode.The TPS61121RSAR is based on the Company\'s patented adaptive adaptive switching frequency (ASF) technology. This technology enables the PMIC to accurately and quickly switch between its operating modes, which allows it to achieve higher levels of efficiency while maintaining low noise levels. Additionally, the ASF technology enables the device to automatically adjust its output frequency and current limit according to the connected load. This ensures that the device can provide reliable power to even the most demanding applications.When it comes to the working principle of the TPS61121RSAR, it operates by utilizing pulse-width modulation (PWM). This is a type of digital signal modulation technology that varies the width of the digital pulse according to the desired output. This technology helps the TPS61121RSAR to quickly and accurately detect connected loads, making it suitable for applications which require an active load with dynamic load fluctuations. The device is also capable of providing a wide range of output voltages, ensuring that it meets the requirements of a range of different applications.In addition to its advanced features, the TPS61121RSAR also has a wide range of protection features. This includes built-in over-temperature and short-circuit protection, as well as over-current and over-voltage protection. These features are designed to ensure the device is safe to use and it also helps extend its operating life by protecting it from damage.Overall, the TPS61121RSAR is a powerful yet affordable PMIC that is designed for use in a range of applications. Thanks to its wide range of output voltages and its patented ASF technology, it is able to provide reliable power and low EMI/RFI levels. Additionally, its protection features help ensure that the device is safe to use and it is also designed for extended operating life. In conclusion, the TPS61121RSAR is a great choice for a range of applications requiring low power, high efficiency, and reliable output.

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

Part Number	Manufacturer	Price	Quantity	Description