Texas Instruments

LM1770TMFX/NOPB  

DC DC Switching Controllers

LM1770TMFX/NOPB Description

The LM1770TMFX/NOPB is a high-performance buck regulator controller designed for a wide range of power management applications. Manufactured by Texas Instruments, this device is part of the Power Management Integrated Circuit (PMIC) category and is specifically tailored to deliver efficient and reliable power conversion. The LM1770TMFX/NOPB is housed in a Surface Mount Tape & Reel (TR) package, making it suitable for automated assembly processes and compact designs.

LM1770TMFX/NOPB Features

• Output Type: Transistor Driver, providing robust control over the power switching elements.
• Output Configuration: Positive, ensuring compatibility with a wide range of load requirements.
• Frequency - Switching: Operates within a range of 100kHz to 1MHz, offering flexibility in design and optimization for various power levels and efficiency targets.
• Voltage - Supply (Vcc/Vdd): Supports a wide input voltage range of 2.8V to 5.5V, making it suitable for applications with varying power supply voltages.
• Synchronous Rectifier: Yes, enhancing efficiency by reducing power losses during the switching cycle.
• Topology: Buck, a popular and efficient topology for step-down voltage conversion.
• Number of Outputs: 1, with a single output phase, simplifying design and ensuring straightforward implementation.
• Clock Sync: No, allowing for independent operation without synchronization to external clock sources.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), ensuring robustness in various environmental conditions.
• REACH Status: REACH Unaffected, complying with stringent environmental regulations.
• RoHS Status: ROHS3 Compliant, ensuring compliance with environmental standards and suitability for use in environmentally conscious designs.

LM1770TMFX/NOPB Applications

The LM1770TMFX/NOPB is ideal for a variety of applications where efficient power conversion and compact design are critical. Its wide input voltage range and high switching frequency make it suitable for:

• Consumer Electronics: Powering devices such as smartphones, tablets, and portable gaming consoles.
• Industrial Applications: Providing reliable power management for sensors, actuators, and embedded systems.
• Telecommunications: Efficiently managing power in base stations, routers, and other networking equipment.
• Automotive Systems: Ensuring stable power supply for infotainment systems, electronic control units, and other automotive electronics.

Conclusion of LM1770TMFX/NOPB

The LM1770TMFX/NOPB stands out as a versatile and efficient buck regulator controller, offering a combination of high performance and compliance with environmental standards. Its wide input voltage range, high switching frequency, and synchronous rectification make it an excellent choice for applications requiring compact and efficient power management solutions. Whether in consumer electronics, industrial systems, telecommunications, or automotive applications, the LM1770TMFX/NOPB delivers reliable performance and ease of integration.

LM1770TMFX/NOPB Documents

Download datasheets and manufacturer documentation for LM1770TMFX/NOPB

Datasheets :

LM1770      

Reference Design Library :

LM1770 #1: 3.3V @ 2A, 5V in, (Page 1)       LM1770 #9: 1.8V @ 2A, 3.3V in, (Page 17)       LM1770 #6: 0.8V @ 2A, 5V in, (Page 11)      

HTML Datasheet :

LM1770