TLV73318PDQNR

The TLV73318PDQNR is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. It is designed to provide a stable output voltage with high efficiency and low noise, making it suitable for a variety of applications, including portable devices, battery-powered equipment, and other electronic systems requiring precise voltage regulation.

Key Features:

1. Output Voltage: The TLV73318 is fixed at 1.8V, which is a common voltage level for many digital circuits and microcontrollers.

2. Input Voltage Range: The device can accept a wide input voltage range, typically from 2.3V to 5.5V, allowing it to be used in various power supply scenarios.

3. Low Dropout Voltage: The LDO features a low dropout voltage, typically around 0.1V at a load current of 100mA. This characteristic is crucial for maintaining regulation when the input voltage is close to the output voltage.

4. Output Current: The TLV73318 can deliver up to 200mA of output current, making it suitable for powering low to moderate load applications.

5. Quiescent Current: It has a low quiescent current, which is beneficial for battery-operated devices as it helps extend battery life by minimizing power consumption when the device is idle.

6. Thermal Protection: The regulator includes thermal shutdown protection, which prevents damage to the device in case of overheating.

7. Package Type: The TLV73318PDQNR is available in a small, thermally enhanced package (SOT-23-5), which is ideal for space-constrained applications.

8. Noise Performance: The device is designed to provide low output noise, which is essential for sensitive analog circuits and RF applications.

9. Power Supply Rejection Ratio (PSRR): The LDO exhibits good PSRR, ensuring that variations in the input voltage do not significantly affect the output voltage.

Applications:

• Portable electronics
• Battery-powered devices
• Microcontrollers and DSPs
• RF and analog circuits
• Power management systems

Electrical Characteristics:

• Operating Temperature Range: The device typically operates within a temperature range of -40°C to +125°C, making it suitable for a variety of environmental conditions.
• Efficiency: The efficiency of the LDO is high, especially when the input voltage is close to the output voltage, which is a common scenario in battery-powered applications.

Conclusion:

The TLV73318PDQNR from Texas Instruments is a versatile and efficient LDO voltage regulator that meets the needs of modern electronic designs. Its combination of low dropout voltage, low quiescent current, and compact packaging makes it an excellent choice for applications requiring reliable and efficient voltage regulation.