Texas Instruments

LM2670SX-3.3/NOPB  

DC Switching Voltage Regulators

LM2670SX-3.3/NOPB Description

The LM2670SX-3.3/NOPB is a high-performance, fixed-output voltage regulator from Texas Instruments, designed to deliver a stable 3.3V output at a maximum current of 3A. This buck topology regulator operates within an input voltage range of 8V to 40V, making it highly versatile for a variety of applications. The regulator features a switching frequency of 260kHz, which allows for the use of smaller inductors and capacitors, thereby reducing the overall footprint and cost of the power supply solution.

The LM2670SX-3.3/NOPB is part of Texas Instruments' SIMPLE SWITCHER® series, known for its ease of use and high efficiency. The regulator is housed in a surface-mount DDPAK package, which is suitable for automated assembly processes and provides excellent thermal performance. The device is REACH unaffected and RoHS3 compliant, ensuring it meets the latest environmental standards. Additionally, it has a moisture sensitivity level (MSL) of 3, allowing for 168 hours of exposure before assembly.

LM2670SX-3.3/NOPB Features

• Fixed Output Voltage: Provides a stable 3.3V output, ideal for applications requiring a precise and consistent voltage supply.
• High Input Voltage Range: Operates from 8V to 40V, offering flexibility and robustness against input voltage variations.
• High Output Current: Capable of delivering up to 3A, making it suitable for powering high-current devices and systems.
• Buck Topology: Utilizes a buck converter topology, known for its high efficiency and compact design.
• Switching Frequency: 260kHz switching frequency enables the use of smaller passive components, reducing the overall size and cost of the power supply.
• Surface-Mount Package: The DDPAK package is designed for surface-mount technology (SMT), facilitating automated assembly and improving thermal management.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, ensuring the device meets stringent environmental regulations.
• Moisture Sensitivity Level: MSL 3 (168 hours), providing flexibility in manufacturing processes without compromising reliability.

LM2670SX-3.3/NOPB Applications

The LM2670SX-3.3/NOPB is well-suited for a wide range of applications due to its high efficiency, compact size, and robust performance. Key applications include:

• Consumer Electronics: Ideal for powering devices such as smartphones, tablets, and portable gaming consoles, where a stable 3.3V supply is required.
• Industrial Equipment: Suitable for industrial control systems, automation devices, and IoT sensors that demand reliable power delivery within a wide input voltage range.
• Telecommunications: Can be used in base stations, routers, and other telecom equipment where high efficiency and small form factor are critical.
• Automotive Electronics: Applicable in automotive infotainment systems, electronic control units (ECUs), and other automotive applications that require a stable power supply with a high input voltage range.
• Medical Devices: Suitable for medical equipment such as diagnostic tools, monitoring devices, and portable medical instruments that need a reliable and efficient power solution.

Conclusion of LM2670SX-3.3/NOPB

The LM2670SX-3.3/NOPB from Texas Instruments is a versatile and high-performance fixed-output voltage regulator that offers significant advantages over similar models. Its wide input voltage range, high output current capability, and compact surface-mount package make it an ideal choice for a variety of applications. The regulator's high efficiency and use of smaller passive components due to its 260kHz switching frequency further enhance its appeal. With its environmental compliance and robust performance, the LM2670SX-3.3/NOPB is a reliable and efficient power solution for modern electronic systems.

LM2670SX-3.3/NOPB Documents

Download datasheets and manufacturer documentation for LM2670SX-3.3/NOPB

PCN Assembly/Origin :

LMDMOS devices 23/Mar/2018      

Datasheets :

LM2670      

Design Resources :

LM2670 Design with WEBENCH® Power Designer      

HTML Datasheet :

LM2670