Texas Instruments

LP3875ET-2.5/NOPB

LP3875ET-2.5/NOPB Description

The LP3875ET-2.5/NOPB is a fixed-output linear regulator designed by Texas Instruments, offering a robust solution for power management applications. This regulator is part of the Power Management IC (PMIC) category and is housed in a Through Hole TO220-5 package. It provides a fixed output voltage of 2.5V and is capable of delivering up to 1.5A of output current. The LP3875ET-2.5/NOPB is designed to operate with a maximum input voltage of 7V and features a low dropout voltage of 0.55V at full load, making it highly efficient even under varying input conditions.

LP3875ET-2.5/NOPB Features

Technical Specifications

• Output Type: Fixed
• Voltage - Input (Max): 7V
• Current - Output: 1.5A
• Number of Regulators: 1
• Output Configuration: Positive
• Current - Supply (Max): 15 mA
• Product Status: Obsolete
• REACH Status: REACH Unaffected
• Mfr: Texas Instruments
• Voltage - Output (Min/Fixed): 2.5V
• Voltage Dropout (Max): 0.55V @ 1.5A
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Current - Quiescent (Iq): 5 mA
• PSRR: 73dB to 57dB (120Hz)
• ECCN: EAR99
• Mounting Type: Through Hole
• Control Features: Enable
• Protection Features: Over Current, Over Temperature, Short Circuit
• HTSUS: 8542.39.0001
• Package: Tube
• Base Product Number: LP3875

Performance Benefits

The LP3875ET-2.5/NOPB offers several performance benefits that make it a reliable choice for various power management applications. Its low dropout voltage ensures high efficiency, especially in applications where the input voltage is close to the output voltage. The regulator also features a low quiescent current of 5 mA, which helps in minimizing power consumption during operation. Additionally, the LP3875ET-2.5/NOPB provides excellent power supply rejection ratio (PSRR), ranging from 73dB to 57dB at 120Hz, ensuring stable output voltage under varying input conditions.

Unique Features and Advantages

The LP3875ET-2.5/NOPB stands out with its comprehensive protection features, including over-current, over-temperature, and short-circuit protection. These features enhance the reliability and durability of the regulator, making it suitable for demanding applications. The enable control feature allows for easy control of the regulator's operation, providing flexibility in system design. Moreover, the Through Hole mounting type ensures robust mechanical stability, making it ideal for applications requiring high reliability.

LP3875ET-2.5/NOPB Applications

The LP3875ET-2.5/NOPB is well-suited for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Consumer Electronics: Ideal for powering devices that require a stable 2.5V supply, such as smartphones, tablets, and other portable electronics.
• Industrial Equipment: Suitable for industrial applications where high reliability and robustness are essential, such as in control systems and instrumentation.
• Automotive Electronics: Given its robustness and protection features, the LP3875ET-2.5/NOPB can be used in automotive applications, including infotainment systems and electronic control units.
• Telecommunications: Effective in powering various components in telecommunication equipment, ensuring stable operation under varying conditions.

Conclusion of LP3875ET-2.5/NOPB

In summary, the LP3875ET-2.5/NOPB is a highly efficient and reliable linear regulator designed for applications requiring a stable 2.5V output. Its low dropout voltage, low quiescent current, and comprehensive protection features make it a standout choice in the power management IC category. Despite being marked as obsolete, the LP3875ET-2.5/NOPB remains a viable option for applications where its unique features and performance benefits are required. For those seeking a robust and efficient power management solution, the LP3875ET-2.5/NOPB from Texas Instruments is a reliable and effective choice.