TPS22944DCKR

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The TPS22944DCKR is an ultra-low power, dual-channel load switch designed to efficiently manage the power distribution of battery-powered systems. As part of a PMIC - Power Distribution Switches, Load Drivers family, this device provides improved thermal performance, simplified system design, and efficient power delivery. This device has two integrated switches that support high peak current drain and have a wide range of operating voltages, making it suitable for a variety of applications.

The TPS22944DCKR is designed with a low on-state resistance, allowing for a fast turn-on time and improved current delivery, making it an ideal choice for powering domestic and industrial loads. The two channels of this device integrate two independent 125 mOhm switches, along with two EN pins. This device is also featured with an average on-state resistance of 38mohm as well as a 43mΩ maximum on-state Rds(on) during shutdown.

The TPS22944DCKR contains a low-power sleep mode that enables the device to operate at the lowest current consumption when not in use, resulting in improved system efficiency. In sleep mode, the device consumes only 244nA of current. Additionally, it features an additional pin which is used to place the device into sleep mode. The fast and flexible control of the TPS22944DCKR makes it an excellent choice for controlling any power supply.

The device has a fixed 0.75V enable-discharge voltage (Vd), designed to prevent a sudden power drop when the device is enabled. The enable-discharge voltage ensures that the device turns off in a controlled manner. The device is also featured with an adjustable power-on reset threshold that allows it to be operated from 1.1V to 3.6V, making it suitable for a variety of battery-powered systems. Furthermore, a 1.8V supply voltage is recommended for the TPS22944DCKR, which helps to minimize power dissipation whilst still allowing it to gain full functionality.

The TPS22944DCKR contains adjustable operating temperatures that range from 40°C to +85°C. This ensures that the device can be reliably operated at extreme temperatures. Additionally, the device is packaged in a miniature 3mm2 SOT-23 package, making it ideal for space-constrained applications. This device has an operating frequency between 0.8MHz and 5.5MHz, ensuring its compatibility with different power supplies.

The TPS22944DCKR is designed with a variety of features designed to improve the performance of the device and simplify system design. With its adjustable operating temperature, low on-state resistance, and adjustable power-on reset threshold, the device is ideal for a variety of battery-powered systems. Moreover, its wide operating voltage range and fast turn-on time make this device a suitable choice for efficiently managing the power distribution of different loads.

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