Texas Instruments

TPS71718DSER

TPS71718DSER is a low-power, low-dropout (LDO) linear voltage regulator from Texas Instruments. It is designed to provide a stable and reliable power supply to various electronic devices, particularly those that require low power consumption and low noise.

Description:

The TPS71718DSER is a compact, surface-mount LDO regulator that operates from an input voltage range of 1.8V to 5.5V and provides a fixed output voltage of 1.8V. It is available in a small, thermally enhanced DFN (Dual Flat No-leads) package, making it suitable for space-constrained applications.

Features:

1. Ultra-low dropout voltage: The TPS71718DSER has a very low dropout voltage of 150mV at 1A output current, ensuring stable operation even under low input voltage conditions.
2. High PSRR (Power Supply Reject Ratio): The LDO offers excellent PSRR, which minimizes the impact of input voltage fluctuations on the output voltage, resulting in a stable and clean output.
3. Low quiescent current: The device has a low quiescent current of 3.5µA (typical), making it ideal for battery-powered applications where power consumption is critical.
4. Small package size: The DFN package is compact and suitable for space-constrained designs.
5. Internal soft-start: The LDO features an internal soft-start function to minimize inrush current during power-up.
6. Overcurrent and thermal protection: The TPS71718DSER includes built-in overcurrent and thermal protection features to safeguard the device and the system from potential damage.

Applications:

1. Portable devices: The low power consumption and small form factor make the TPS71718DSER suitable for powering portable electronics, such as smartphones, tablets, and wearable devices.
2. IoT devices: The LDO is ideal for low-power IoT devices, such as sensors, smart home devices, and industrial IoT applications.
3. Battery-powered systems: The low quiescent current and low dropout voltage make the TPS71718DSER suitable for battery-powered systems, where power efficiency is crucial.
4. Medical devices: The LDO's low noise and stable output voltage characteristics make it suitable for powering sensitive medical equipment.
5. Automotive applications: The TPS71718DSER can be used in automotive applications where a stable and reliable power supply is required for various electronic components.

In summary, the TPS71718DSER is a low-power, low-dropout linear voltage regulator from Texas Instruments, designed for applications requiring low power consumption, low noise, and a stable output voltage. Its compact size and thermally enhanced package make it suitable for a wide range of electronic devices, including portable electronics, IoT devices, battery-powered systems, medical devices, and automotive applications.