Product Overview: LMS1587IS-3.3 from Texas Instruments

The LMS1587IS-3.3 is a high-performance, low-dropout (LDO) linear voltage regulator designed by Texas Instruments to deliver a fixed output of 3.3 volts. This regulator is part of the LMS series, which is known for its robustness and reliability in a variety of applications. The LMS1587IS-3.3 is an ideal choice for systems requiring a stable and clean power supply, with the added benefit of a low voltage dropout feature.

Key Features

• Output Voltage: The device provides a fixed output voltage of 3.3V, which is suitable for powering 3.3V logic and analog circuits.
• High Current Capability: It offers an output current of up to 3A, making it capable of powering a wide range of devices, from microprocessors to peripheral components.
• Low Dropout Voltage: The LMS1587IS-3.3 boasts a low dropout voltage, which ensures efficient operation even when the input voltage is close to the output voltage, enhancing battery life in portable applications.
• Stability: It is stable with output capacitors as low as 10 μF, which reduces the space and cost of the overall power supply design.
• Protection Features: The regulator includes built-in protection features such as overcurrent protection and thermal shutdown, safeguarding the device and the system against adverse conditions.
• Adjustable Versions: While the LMS1587IS-3.3 is a fixed voltage version, the LMS series also includes adjustable versions for applications requiring a custom output voltage.

Applications

The LMS1587IS-3.3 is versatile and can be used in a variety of applications, including:

• Power supplies for digital systems such as microprocessors, FPGAs, and DSPs
• Battery-powered equipment
• Peripheral power supplies
• Linear power regulators for DC-DC converters

Package and Quality

The LMS1587IS-3.3 is available in a TO-263 surface-mount package, which is suitable for automated assembly processes and offers good thermal performance. Texas Instruments is committed to high standards of quality and reliability, ensuring that this product meets the stringent requirements of the electronics industry.

In summary, the LMS1587IS-3.3 from Texas Instruments is a dependable and efficient solution for applications demanding a high-quality power supply with a fixed 3.3V output.