Texas Instruments

LM5164DDAT

LM5164DDAT Description

The LM5164DDAT from Texas Instruments is a high-performance, synchronous buck DC-DC converter designed for demanding industrial and automotive applications. This adjustable output regulator delivers up to 1A of continuous output current with an ultra-wide input voltage range of 6V to 100V, making it ideal for systems requiring robust power management. The device operates at a switching frequency of up to 1MHz, enabling compact designs with minimal external components. Packaged in an 8-pin SOP (SOPWR), it supports surface-mount assembly and is available in Tape & Reel (TR) for automated production.

LM5164DDAT Features

• Wide Input Range (6V–100V): Supports high-voltage applications such as industrial automation and automotive systems.
• Adjustable Output (1.2V–100V): Flexible voltage regulation for diverse load requirements.
• Synchronous Rectification: Improves efficiency (up to 90%) and reduces heat dissipation.
• High Switching Frequency (1MHz): Enables smaller inductors and capacitors for space-constrained designs.
• Robust Protection: Includes thermal shutdown, UVLO, and cycle-by-cycle current limiting.
• RoHS3 & REACH Compliant: Meets stringent environmental and safety standards.
• MSL 2 (1 Year): Suitable for extended storage in humid environments.

LM5164DDAT Applications

• Industrial Power Supplies: 24V/48V bus converters, PLCs, and motor drives.
• Automotive Systems: Infotainment, ADAS, and LED lighting in 12V/24V battery systems.
• Telecom & Networking: PoE, routers, and base stations requiring high-efficiency conversion.
• Renewable Energy: Solar microinverters and battery management systems (BMS).
• Test & Measurement Equipment: Precision instruments with wide input voltage tolerances.

Conclusion of LM5164DDAT

The LM5164DDAT stands out for its high input voltage tolerance, synchronous efficiency, and compact footprint, making it a superior choice for harsh environments. Its adjustable output and robust protection features ensure reliability in automotive, industrial, and telecom applications. Engineers benefit from its high integration, reducing BOM cost and PCB space while meeting global compliance standards. For high-voltage, high-efficiency power conversion, the LM5164DDAT delivers unmatched performance.