LT3082IDD#PBF PMIC - Линейные стабилизаторы напряжения от Analog Devices Inc./Maxim Integrated

The LT3082IDD#PBF is a low dropout (LDO) linear voltage regulator manufactured by Analog Devices Inc., previously known as Maxim Integrated. This device is designed to provide a stable output voltage with high accuracy and low noise, making it suitable for a variety of applications, including precision analog circuits, RF systems, and battery-powered devices.

Key Features:

1. Output Voltage Range: The LT3082 can be configured to output a voltage from 0V to 36V, allowing for flexibility in various applications. The output voltage can be set using external resistors, providing a customizable solution.

2. Low Dropout Voltage: The device features a low dropout voltage of approximately 300mV at full load, which is beneficial for applications where the input voltage is close to the desired output voltage. This characteristic helps in maximizing the efficiency of the power supply.

3. High Output Current: The LT3082 can deliver up to 1.1A of output current, making it suitable for powering a range of loads, from low-power devices to more demanding applications.

4. Thermal Performance: The regulator is designed to operate efficiently with a thermal shutdown feature that protects the device from overheating. It also has a thermal resistance of 50°C/W, which helps in managing heat dissipation.

5. Low Noise and Ripple: The LT3082 is known for its low output noise and ripple, which is critical in sensitive applications such as RF and precision analog circuits. This feature ensures that the output voltage remains stable and clean.

6. Power Supply Rejection Ratio (PSRR): The device exhibits excellent PSRR, which helps in maintaining a stable output voltage despite variations in the input voltage or load conditions.

7. Adjustable Output: The output voltage can be adjusted using external resistors, allowing for precise voltage settings tailored to specific application requirements.

8. Package Options: The LT3082IDD#PBF is available in a compact 3mm x 3mm DFN package, which is suitable for space-constrained designs. The package is also lead-free, complying with RoHS standards.

9. Applications: Common applications for the LT3082 include battery-powered devices, precision analog circuits, RF applications, and any system requiring a stable and low-noise power supply.

Electrical Characteristics:

• Input Voltage Range: 1.5V to 36V
• Output Voltage Accuracy: ±1.5%
• Quiescent Current: Typically around 1.5mA
• Temperature Range: -40°C to +125°C, making it suitable for industrial and automotive applications.

Conclusion:

The LT3082IDD#PBF from Analog Devices Inc. is a versatile and reliable LDO voltage regulator that offers a combination of low dropout voltage, high output current, and excellent noise performance. Its adjustable output and compact package make it an ideal choice for a wide range of electronic applications where precision and efficiency are paramount.