Texas Instruments

LM3370SDX-4221/NOPB  

DC Switching Voltage Regulators

LM3370SDX-4221/NOPB Description

The LM3370SDX-4221/NOPB is a high-performance, dual-output synchronous buck regulator designed for power management applications. Manufactured by Texas Instruments, this device offers fixed output voltages of 1.8V and 3.3V, making it ideal for a variety of electronic systems that require efficient and reliable power delivery. The regulator operates within an input voltage range of 2.7V to 5.5V, ensuring compatibility with a wide range of power sources. With a maximum output current of 600mA per channel, the LM3370SDX-4221/NOPB is capable of delivering sufficient power to drive multiple loads simultaneously.

LM3370SDX-4221/NOPB Features

• Fixed Output Voltages: The LM3370SDX-4221/NOPB provides two fixed output voltages of 1.8V and 3.3V, simplifying design and ensuring stable power supply for various electronic components.
• Wide Input Voltage Range: The regulator operates efficiently within an input voltage range of 2.7V to 5.5V, making it suitable for applications with varying input power sources.
• High Output Current: Each output channel can deliver up to 600mA, providing ample power for demanding applications.
• Synchronous Rectification: The inclusion of synchronous rectification enhances efficiency and reduces power loss, making the device highly energy-efficient.
• 2MHz Switching Frequency: The high switching frequency of 2MHz allows for the use of smaller inductors and capacitors, resulting in a compact and space-saving design.
• Surface Mount Technology: The surface mount package type ensures easy integration into modern PCB designs, facilitating automated assembly processes.
• Compliance and Reliability: The LM3370SDX-4221/NOPB is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance. Additionally, its moisture sensitivity level (MSL) of 1 (unlimited) makes it suitable for a wide range of manufacturing environments.
• Packaging: Available in a Tape & Reel (TR) package, the device is optimized for bulk handling and automated placement in high-volume production lines.

LM3370SDX-4221/NOPB Applications

The LM3370SDX-4221/NOPB is well-suited for a variety of applications that require efficient power management and reliable performance. Some specific use cases include:

• Consumer Electronics: Ideal for powering microcontrollers, sensors, and other low-power devices in smartphones, tablets, and IoT devices.
• Industrial Systems: Suitable for industrial control systems, where stable and efficient power supply is crucial for reliable operation.
• Communication Equipment: Provides efficient power delivery for networking devices, routers, and other communication infrastructure.
• Automotive Electronics: Can be used in automotive applications where space and efficiency are critical, such as infotainment systems and electronic control units.

Conclusion of LM3370SDX-4221/NOPB

The LM3370SDX-4221/NOPB from Texas Instruments stands out as a robust and versatile power management solution. Its dual fixed output voltages, wide input voltage range, and high output current make it an excellent choice for a variety of applications. The inclusion of synchronous rectification and a high switching frequency ensures high efficiency and compact design, while compliance with environmental and regulatory standards guarantees reliability and sustainability. Whether used in consumer electronics, industrial systems, or automotive applications, the LM3370SDX-4221/NOPB delivers reliable power management with minimal footprint, making it a preferred choice for modern electronic designs.

LM3370SDX-4221/NOPB Documents

Download datasheets and manufacturer documentation for LM3370SDX-4221/NOPB

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Product Change Notification (PDF)      

Application Notes :

Implementing Single-Chip FPGA Power Solutions       Enhancing Bit-Flip Recovery and PMU Design For Defense/Industrial Applications