Texas Instruments

TPS3802K33DCKR

The TPS3802K33DCKR is a high-efficiency, synchronous step-down (buck) regulator from Texas Instruments. It is designed to provide a stable output voltage from a wide range of input voltages. Here is a description of the model TPS3802K33DCKR, including its features and applications:

Description:

The TPS3802K33DCKR is a highly integrated, high-efficiency synchronous step-down regulator that can operate from a wide range of input voltages. It features a compact 10-pin 1.18mm WSON package, making it suitable for space-constrained applications. The device is designed to provide a stable output voltage with high efficiency and low quiescent current, making it ideal for a variety of applications.

Features:

1. Wide input voltage range: The TPS3802K33DCKR can operate from input voltages as low as 2.5V and as high as 5.5V, making it suitable for a wide range of applications.
2. High efficiency: The device features high efficiency of up to 95%, which helps to minimize power dissipation and improve overall system performance.
3. Low quiescent current: The TPS3802K33DCKR has a low quiescent current of 2.3μA in normal operation mode and 0.3μA in power save mode, which helps to extend the battery life in portable applications.
4. Synchronous rectification: The device uses synchronous rectification to improve efficiency and reduce power loss during the switching process.
5. Programmable soft-start: The soft-start feature allows the output voltage to ramp up gradually, which helps to minimize inrush current and reduce output voltage overshoot.
6. Protection features: The TPS3802K33DCKR includes over-current protection, over-temperature protection, and output short-circuit protection to ensure reliable operation.
7. Small package size: The device is available in a compact 10-pin 1.18mm WSON package, making it suitable for space-constrained applications.

Applications:

The TPS3802K33DCKR is suitable for a wide range of applications that require a stable output voltage with high efficiency and low quiescent current. Some of the potential applications include:

1. Portable devices: The low quiescent current and high efficiency make the TPS3802K33DCKR ideal for use in portable devices such as smartphones, tablets, and wearable devices.
2. IoT devices: The device's small package size and low power consumption make it suitable for use in Internet of Things (IoT) devices, where space and power efficiency are critical.
3. Battery-powered devices: The TPS3802K33DCKR can be used in battery-powered devices to help extend battery life by minimizing power dissipation.
4. Power supplies: The device can be used in power supply applications to provide a stable output voltage from a wide range of input voltages.
5. Automotive applications: The TPS3802K33DCKR can be used in automotive applications where a stable output voltage is required from a varying input voltage.

In summary, the TPS3802K33DCKR is a high-efficiency synchronous step-down regulator from Texas Instruments that offers a wide input voltage range, high efficiency, low quiescent current, and a compact package size. It is suitable for a variety of applications, including portable devices, IoT devices, battery-powered devices, power supplies, and automotive applications.