Texas Instruments

LMZ10503TZ-ADJ/NOPB  

External/Internal DC DC Converters

LMZ10503TZ-ADJ/NOPB Description

The LMZ10503TZ-ADJ/NOPB from Texas Instruments is a high-efficiency, 3A step-down DC-DC converter within the SIMPLE SWITCHER® series. Designed for both commercial and industrial applications, it operates with an input voltage range of 2.95V to 5.5V and delivers an adjustable output voltage from 0.8V to 5V. Housed in a compact 10.2mm x 9.9mm x 4.6mm surface-mount package, it integrates critical components, reducing board space and simplifying design. With 96% peak efficiency, it minimizes power loss, making it ideal for energy-sensitive applications. The device is ROHS3 compliant, REACH unaffected, and features UVLO (Undervoltage Lockout) for enhanced system reliability.

LMZ10503TZ-ADJ/NOPB Features

• Wide Input Range: Supports 2.95V–5.5V, accommodating common power sources like 3.3V or 5V rails.
• High Efficiency: Up to 96%, reducing thermal dissipation and improving battery life in portable devices.
• Adjustable Output: 0.8V–5V range enables flexibility for low-voltage ICs (e.g., FPGAs, processors).
• Integrated Protection: UVLO ensures safe operation during input voltage dips.
• Control Features: Enable pin (Active High) for power sequencing or standby mode.
• Compact Design: 10.2mm x 9.9mm footprint with integrated inductor, ideal for space-constrained PCBs.
• Robust Compliance: ROHS3, REACH, and MSL3 (168 hours) certified for environmental and reliability standards.

LMZ10503TZ-ADJ/NOPB Applications

• Portable Electronics: Power management for handheld devices, IoT sensors, and wearables.
• Industrial Systems: Embedded controllers, PLCs, and automation equipment requiring stable low-voltage rails.
• Telecom/Networking: Point-of-load (PoL) regulation for FPGAs, ASICs, and memory modules.
• Consumer ITE: Set-top boxes, routers, and peripherals needing efficient step-down conversion.

Conclusion of LMZ10503TZ-ADJ/NOPB

The LMZ10503TZ-ADJ/NOPB stands out for its high efficiency, compact integration, and robust feature set, making it a superior choice for designers prioritizing performance and space savings. Its adjustable output, UVLO protection, and compliance with environmental standards ensure reliability across diverse applications. Whether for industrial, consumer, or portable systems, this converter delivers optimal power efficiency with minimal design complexity.

LMZ10503TZ-ADJ/NOPB Documents

Download datasheets and manufacturer documentation for LMZ10503TZ-ADJ/NOPB

Datasheets :

LMZ10503      

Design Resources :

LMZ1,2yyy Design Summary       LMZ10503 Design with WEBENCH® Power Designer      

Other Related Documents :

LMZ12,4yyy Generic 8D Report      

HTML Datasheet :

LMZ10503       LMZ12,4yyy Generic 8D Report      

PCN Design/Specification :

LMZ10504 21/Jun/2017       LMZ1X/LMZ2X/WPMDH1X 22/Jul/2016