Texas Instruments

LM2734XMKX/NOPB  

DC Switching Voltage Regulators

LM2734XMKX/NOPB Description

The LM2734XMKX/NOPB is a high-efficiency, 1A step-down (Buck) DC-DC switching regulator from Texas Instruments, designed for compact, power-sensitive applications. With an adjustable output voltage ranging from 0.8V to 18V and a wide input voltage range of 3V to 20V, this regulator is optimized for flexibility and performance. Its 1.6MHz switching frequency enables the use of small external components, reducing PCB footprint while maintaining high efficiency. Packaged in a SOT-23 form factor and available in Tape & Reel (TR), it is ideal for automated assembly processes. The device is RoHS3 compliant and REACH unaffected, ensuring environmental and regulatory compliance.

LM2734XMKX/NOPB Features

• High Efficiency Buck Regulator: Delivers up to 1A output current with minimal power loss.
• Wide Input Range (3V–20V): Supports diverse power sources, including Li-ion batteries and 12V rails.
• Adjustable Output (0.8V–18V): Precision feedback for custom voltage requirements.
• 1.6MHz Switching Frequency: Enables compact inductor and capacitor selection.
• Non-Synchronous Rectification: Simplifies design while maintaining efficiency.
• Surface-Mount SOT-23 Package: Space-saving solution for dense PCB layouts.
• Robust Compliance: RoHS3, REACH, and ECCN EAR99 certified for global use.
• MSL 1 (Unlimited): No moisture sensitivity concerns during storage or assembly.

LM2734XMKX/NOPB Applications

• Portable Electronics: Power management for handheld devices, IoT sensors, and wearables.
• Industrial Systems: Voltage regulation for PLCs, motor drives, and control modules.
• Automotive Accessories: Non-critical 12V-to-low-voltage conversion (e.g., infotainment, lighting).
• Embedded Systems: Efficient power delivery for microcontrollers and FPGAs.
• Consumer Electronics: Point-of-load regulation in smart home devices and peripherals.

Conclusion of LM2734XMKX/NOPB

The LM2734XMKX/NOPB stands out as a compact, high-performance buck regulator for applications demanding small size, efficiency, and flexibility. Its wide input range, adjustable output, and high switching frequency make it superior to lower-frequency or fixed-output alternatives. Ideal for space-constrained and battery-powered designs, it balances cost, performance, and reliability. Texas Instruments’ reputation for quality ensures this regulator is a dependable choice for engineers tackling modern power challenges.

LM2734XMKX/NOPB Documents

Download datasheets and manufacturer documentation for LM2734XMKX/NOPB

PCN Assembly/Origin :

BOM changes 15/Dec/2016      

Datasheets :

LM2734      

Design Resources :

LM2734X Design with WEBENCH® Power Designer      

HTML Datasheet :

LM2734      

PCN Design/Specification :

Pin 1 Dot Mark Revison A 30/Jan/2015       Pin 1 Dot Marking Update 01/Jan/2015