LT1964IS5-5#TRMPBF

The LT1964IS5-5#TRMPBF is a precision low-dropout (LDO) voltage regulator manufactured by Analog Devices, specifically under their Linear Technology brand. This component is designed to provide a stable output voltage with high accuracy and low noise, making it suitable for a variety of sensitive applications, including RF, analog, and mixed-signal circuits.

Key Features:

1. Output Voltage: The LT1964 is fixed at 5V, providing a reliable and consistent output for various electronic applications.

2. Low Dropout Voltage: The device features a low dropout voltage of approximately 300 mV at a 1A load, which allows it to maintain regulation even when the input voltage is close to the output voltage. This is particularly beneficial in battery-powered applications where maximizing battery life is crucial.

3. High Output Current: The regulator can deliver up to 1A of output current, making it suitable for powering a range of devices and circuits.

4. Low Noise: The LT1964 is designed to minimize output noise, with a typical noise level of 20 µVRMS (from 10 Hz to 100 kHz). This low noise performance is essential for applications that require high precision and minimal interference.

5. Thermal Performance: The device is housed in a 5-lead TO-220 package, which provides excellent thermal performance and allows for efficient heat dissipation. This is important for maintaining performance under varying load conditions.

6. Protection Features: The LT1964 includes built-in protection features such as thermal shutdown and current limiting, which help prevent damage to the device and the connected load in case of fault conditions.

7. Wide Input Voltage Range: The regulator can operate with a wide input voltage range, typically from 1.8V to 20V, providing flexibility in design and compatibility with various power supply configurations.

8. High PSRR: The LT1964 offers high power supply rejection ratio (PSRR), which helps to filter out noise from the input supply, ensuring a clean output voltage.

9. Applications: This LDO is ideal for applications in telecommunications, automotive electronics, precision analog circuits, and any other application where a stable and low-noise power supply is required.

Pin Configuration:

The LT1964IS5-5#TRMPBF typically features a straightforward pin configuration, including:

• Input (VIN): The pin where the input voltage is applied.
• Output (VOUT): The pin that provides the regulated output voltage.
• Ground (GND): The common ground connection.
• Additional Pins: Depending on the specific package, there may be additional pins for enable functionality or other features.

Conclusion:

The LT1964IS5-5#TRMPBF is a robust and reliable LDO voltage regulator that excels in providing a stable 5V output with low noise and high accuracy. Its combination of low dropout voltage, high output current capability, and built-in protection features make it an excellent choice for a wide range of electronic applications.