Texas Instruments

LP3986TL-3028/NOPB  

Linear & Switching Voltage Regulators

LP3986TL-3028/NOPB Description

The LP3986TL-3028/NOPB is a dual fixed-output linear voltage regulator designed for applications requiring high efficiency and low power consumption. Manufactured by Texas Instruments, this regulator features two independent regulators with fixed output voltages of 3V and 2.8V, capable of delivering up to 150mA per channel. The device is optimized for low dropout operation, with a maximum dropout voltage of 0.1V at 150mA, ensuring efficient power delivery even at low input voltages.

The LP3986TL-3028/NOPB operates with an input voltage range up to 6V and features a quiescent current of 130 µA, making it suitable for battery-powered and low-power applications. The regulator includes an enable control feature, allowing users to turn the regulators on and off as needed, which is particularly useful for power management in complex systems. Additionally, the device offers comprehensive protection features, including over-current, over-temperature, and short-circuit protection, ensuring robust and reliable operation.

LP3986TL-3028/NOPB Features

• Output Type: Fixed
• Voltage - Input (Max): 6V
• Current - Output: 150mA per regulator
• Number of Regulators: 2
• Output Configuration: Positive
• Current - Supply (Max): 320 µA
• Voltage - Output (Min/Fixed): 3V and 2.8V
• Voltage Dropout (Max): 0.1V @ 150mA
• Current - Quiescent (Iq): 130 µA
• PSRR: 60dB to 50dB (1kHz to 10kHz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature, Short Circuit
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Product Status: Obsolete
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• HTSUS: 8542.39.0001
• ECCN: EAR99

LP3986TL-3028/NOPB Applications

The LP3986TL-3028/NOPB is ideal for a variety of applications where low power consumption and high efficiency are critical. Its dual fixed-output configuration makes it suitable for systems requiring multiple regulated power supplies. The low dropout voltage ensures that the regulator can operate efficiently even with minimal input-to-output voltage differences, making it ideal for battery-powered devices and portable electronics.

Specific use cases include:

• Battery-Powered Devices: The low dropout voltage and low quiescent current make this regulator suitable for applications where battery life is a key consideration.
• Portable Electronics: The compact size and surface-mount package allow for integration into small form-factor devices.
• Power Management Systems: The enable control feature provides flexibility in managing power consumption, making it suitable for systems with multiple power states.
• Telecommunications: The high PSRR and low noise characteristics make it suitable for sensitive analog circuits and communication systems.

Conclusion of LP3986TL-3028/NOPB

The LP3986TL-3028/NOPB from Texas Instruments offers a robust and efficient solution for dual fixed-output voltage regulation. Its low dropout voltage, low quiescent current, and comprehensive protection features make it a reliable choice for low-power applications. Despite being marked as obsolete, the LP3986TL-3028/NOPB remains a viable option for designers seeking a compact, efficient, and reliable voltage regulator. Its dual fixed-output configuration and enable control feature provide additional flexibility, making it suitable for a wide range of applications in the electronics industry.

LP3986TL-3028/NOPB Documents

Download datasheets and manufacturer documentation for LP3986TL-3028/NOPB