Manufacturer Part Number
LM3674MF-1.8
Manufacturer
Texas Instruments
Introduction
LM3674MF-1.8 is a fixed output, step-down DC DC switching regulator designed for power management applications.
Product Features and Performance
Buck topology with synchronous rectifier
High switching frequency of 2MHz
Output current capability of 600mA
Fixed output voltage of 1.8V
Operates over an input range of 2.7V to 5.5V
Suitable for operating temperatures from -30°C to 85°C
Product Advantages
High efficiency due to synchronous rectification
Compact SOT-23-5 package
Suited for battery-operated devices due to low input voltage range
High-frequency operation reduces the size of external components
Key Technical Parameters
Voltage Input (Min): 2.7V
Voltage Input (Max): 5.5V
Voltage Output (Min/Fixed): 1.8V
Current Output: 600mA
Frequency Switching: 2MHz
Operating Temperature Range: -30°C ~ 85°C
Mounting Type: Surface Mount
Quality and Safety Features
Wide operating temperature range ensures reliability under various environmental conditions
Synchronous rectification enhances power efficiency and thermal management
Compatibility
Compatible with a wide range of digital and analog devices requiring 1.8V
Surface mount package for easy integration into various circuit designs
Application Areas
Mobile Phones
Portable Media Players
Wireless peripherals
IoT devices
Product Lifecycle
The product is listed as obsolete
Replacement or upgrade options should be evaluated for future designs
Several Key Reasons to Choose This Product
High efficiency and low power loss due to synchronous rectification
Supports broad range of input voltages suitable for multiple battery technologies
Fast switching frequency allows for smaller, less expensive external components
Reliable performance in harsh temperatures
Compact size suitable for space-constrained applications