Texas Instruments

LM25085AMYX/NOPB  

DC DC Switching Controllers

LM25085AMYX/NOPB Description

The LM25085AMYX/NOPB from Texas Instruments is a high-performance buck switching controller designed for efficient DC-DC power conversion. Operating within a 4.5V to 42V input range, it delivers a positive output configuration with a transistor driver, making it suitable for a wide array of industrial and automotive applications. With a switching frequency of up to 1MHz, this IC ensures high efficiency and compact design, minimizing external component count. Its ROHS3 compliance and REACH unaffected status further enhance its suitability for environmentally conscious designs. Packaged in an 8-pin MSOP and available in Tape & Reel (TR), it is optimized for surface-mount assembly.

LM25085AMYX/NOPB Features

• Wide Input Range (4.5V–42V): Supports diverse power sources, including automotive and industrial supplies.
• High Switching Frequency (Up to 1MHz): Enables smaller inductors and capacitors for compact designs.
• Current Limit & Frequency Control: Enhances system reliability and flexibility in dynamic load conditions.
• 100% Duty Cycle Capability: Ensures continuous operation even at low input voltages.
• Non-Synchronous Rectification: Simplifies design while maintaining efficiency.
• Robust Packaging (8MSOP): Ideal for space-constrained applications with high thermal performance.

LM25085AMYX/NOPB Applications

• Automotive Power Systems: Ideal for infotainment, ADAS, and lighting due to wide input tolerance.
• Industrial Power Supplies: Suitable for factory automation, PLCs, and motor control.
• Telecom & Networking Equipment: Efficiently powers routers, switches, and base stations.
• Distributed Power Architectures: Used in intermediate bus converters for high-reliability systems.

Conclusion of LM25085AMYX/NOPB

The LM25085AMYX/NOPB stands out as a versatile, high-efficiency buck controller, combining wide input range, high switching frequency, and robust protection features. Its compact form factor and ease of integration make it a preferred choice for demanding applications in automotive, industrial, and telecom sectors. Texas Instruments' reputation for reliability further solidifies its position as a top-tier solution for modern power management challenges.

LM25085AMYX/NOPB Documents

Download datasheets and manufacturer documentation for LM25085AMYX/NOPB

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Add Cu as Alternative Wire Base Metal for Selected Device(s) (PDF)      

Product Catalogs :

Power Management Guide 2018 (Rev. R)      

Application Notes :

Reduce buck-converter EMI and voltage stress by minimizing inductive parasitics       Constant Current Constant Voltage Buck Converter w/LM25085 (Rev. A)      

SPICE Models :

LM25085 Unencrypted PSpice Transient Model       LM25085 PSpice Transient Model