Manufacturer Part Number
LM3671MFX-ADJ
Manufacturer
Texas Instruments
Introduction
The LM3671MFX-ADJ is a high-efficiency, step-down DC-DC converter designed for battery-powered and low-power applications.
Product Features and Performance
Step-down (Buck) topology
Adjustable output voltage
Single output channel
High-switching frequency of 2MHz for smaller passive components
Synchronous rectification for improved efficiency
Supports a wide input voltage range from 2.7V to 5.5V
Capable of supplying up to 600mA of output current
Operates at a temperature range of -40°C to 85°C
Surface mount type suitable for PCB designs
Product Advantages
High-efficiency conversion reduces thermal loss
Adjustable output voltage provides design flexibility
Fast switching frequency allows the use of smaller inductors and capacitors
Synchronous rectifier increases overall efficiency, especially at light loads
Compact SOT-23-5 package saves space on the PCB
Key Technical Parameters
Input Voltage (Min): 2.7V
Input Voltage (Max): 5.5V
Output Voltage (Min/Adjustable): 1.1V
Output Voltage (Max): 3.3V
Output Current: 600mA
Frequency - Switching: 2MHz
Synchronous Rectifier: Yes
Quality and Safety Features
Built-in over-current protection
Thermal shutdown feature for safety
High-reliability design
Compatibility
Compatible with a broad range of input sources and varying load conditions
Application Areas
Mobile Phones
Wireless Communication devices
Portable Media Players
Battery-powered devices
Product Lifecycle
Obsolete
Potential alternatives or upgrades should be considered
Several Key Reasons to Choose This Product
High-efficiency converter extends battery life
Adjustable output voltage makes it suitable for various applications
Fast switching allows for a low-profile and compact power supply design
Small form factor is ideal for space-constrained applications
Texas Instruments' reputation for reliable and durable products
LM3671TLXNS
LM3671TL-ADJTexas Instruments