Texas Instruments

LP3891EMR-1.2/NOPB  

Linear & Switching Voltage Regulators

LP3891EMR-1.2/NOPB Description

The LP3891EMR-1.2/NOPB is a high-performance linear voltage regulator designed by Texas Instruments. This regulator offers a fixed output voltage of 1.2V and is capable of delivering up to 800mA of current. It is engineered to operate within an input voltage range up to 5.5V, making it suitable for a wide range of applications requiring stable power supply solutions. The regulator features a low dropout voltage of 0.43V at its maximum load, ensuring efficient operation even at low input-to-output differentials.

LP3891EMR-1.2/NOPB Features

• Output Type: Fixed at 1.2V, providing a stable and reliable source power for sensitive electronic components.
• Input Voltage Range: Up to 5.5V, offering flexibility in power supply design.
• Output Current Capability: 800mA, suitable for applications requiring moderate to high current loads.
• Low Dropout Voltage: 0.43V at 800mA, enhancing efficiency in low-headroom applications.
• Low Quiescent Current: 30 µA, minimizing power consumption during standby or-load low conditions.
• High PSRR: 80dB at 120Hz to 65dB at 1kHz, ensuring excellent noise rejection and stable output voltage.
• Control Features: Enable functionality allows for dynamic control of the regulator's operation.
• Protection Features: Comprehensive protection mechanisms including over-current, over-temperature, short-circuit, and under-voltage lockout (UVLO) ensure robustness and reliability.
• Compliance: ROHS3 compliant and REACH unaffected, meeting stringent environmental and regulatory standards.
• Mounting Type: Surface mount, compatible with modern PCB assembly techniques.
• Package: Supplied in a tube, facilitating easy handling and integration into manufacturing processes.

LP3891EMR-1.2/NOPB Applications

The LP3891EMR-1.2/NOPB is ideal for a variety of applications where a stable and efficient power supply is critical. Its low dropout voltage and highRR PS make it particularly suitable for portable devices, consumer electronics, and industrial systems where space and efficiency are paramount. Specific use cases include:

• Portable Devices: Smartphones, tablets, and other battery-operated gadgets benefit from the regulator's low dropout voltage and high efficiency.
• Consumer Electronics: Audio and video equipment, gaming consoles, and home automation systems can leverage the regulator's stable output and low noise performance.
• Industrial Systems: Control systems, instrumentation, and IoT devices can take advantage of the regulator's robust protection features and reliability.
• Medical Devices: Portable medical equipment and diagnostic tools require stable and low-noise power supplies, which the LP3891EMR-1.2/NOPB can provide.

Conclusion of LP3891EMR-1.2/NOPB

The LP3891EMR-1.2/NOPB from Texas Instruments stands out as a versatile and high-performance linear voltage regulator. Its combination of a fixed 1.2V output, low dropout voltage, and comprehensive protection features make it an excellent choice for a wide range of applications. The regulator's low quiescent current and high PSRR further enhance its efficiency and stability, ensuring reliable operation in various electronic systems. Whether used in portable devices, consumer electronics, or industrial applications, the LP3891EMR-1.2/NOPB delivers outstanding performance and reliability, making it a preferred solution for power supply design engineers.

LP3891EMR-1.2/NOPB Documents

Download datasheets and manufacturer documentation for LP3891EMR-1.2/NOPB

Datasheets :

LP3891      

HTML Datasheet :

LP3891