Texas Instruments

LMS1587IS-1.5/NOPB  

Linear & Switching Voltage Regulators

LMS1587IS-1.5/NOPB Description

The LMS1587IS-1.5/NOPB from Texas Instruments is a high-performance, fixed-output linear voltage regulator designed to deliver a stable 1.5V output at up to 3A of continuous current. With a wide input voltage range (up to 13V) and a low dropout voltage of 1.3V @ 3A, this regulator is optimized for efficiency in demanding applications. It features over-current and over-temperature protection, ensuring robust operation under varying load conditions. Packaged in a DDPAK/TO-263-3 surface-mount form factor, it is suitable for compact PCB designs. The device boasts a high PSRR of 60–72 dB (120Hz), making it ideal for noise-sensitive circuits. Its ROHS3 compliance and REACH unaffected status further enhance its suitability for modern electronic systems.

LMS1587IS-1.5/NOPB Features

• Fixed 1.5V Output: Ensures precise voltage regulation for sensitive loads.
• High Current Capability: Delivers 3A continuous current with minimal dropout (1.3V @ 3A).
• Low Quiescent Current: 7 mA typical, improving efficiency in standby modes.
• Robust Protection: Includes over-current and over-temperature safeguards.
• Excellent Noise Rejection: 60–72 dB PSRR (120Hz) for clean power delivery.
• Wide Input Range: Supports up to 13V, accommodating various power sources.
• Surface-Mount Package: DDPAK/TO-263-3 for high-power dissipation and compact layouts.
• Compliance: ROHS3 and REACH unaffected, meeting environmental standards.

LMS1587IS-1.5/NOPB Applications

This regulator is ideal for applications requiring high-current, low-noise power supplies, such as:

• FPGA and ASIC Power Rails: Stable voltage for high-performance digital ICs.
• Industrial Control Systems: Reliable power for sensors, actuators, and controllers.
• Telecommunications Equipment: Clean power for RF and signal processing circuits.
• Automotive Electronics: Robust regulation for infotainment and ADAS systems.
• Embedded Computing: Efficient power management for single-board computers.

Conclusion of LMS1587IS-1.5/NOPB

The LMS1587IS-1.5/NOPB stands out as a high-efficiency, high-current linear regulator with superior noise rejection and protection features. Its combination of low dropout, high PSRR, and robust thermal performance makes it a preferred choice for powering sensitive electronics in industrial, automotive, and telecom applications. Texas Instruments' reputation for reliability further solidifies its position as a top-tier solution for demanding power regulation needs.

LMS1587IS-1.5/NOPB Documents

Download datasheets and manufacturer documentation for LMS1587IS-1.5/NOPB

PCN Assembly/Origin :

LB300 18/Jul/2017      

Datasheets :

LMS1585A, LMS1587 Datasheet