Manufacturer Part Number
LT3973EMSE-3.3#TRPBF
Manufacturer
Analog Devices
Introduction
Step-down DC-DC voltage regulator for power management applications
Product Features and Performance
Step-down (buck) topology
Fixed output voltage of 3.3V
Single output channel
Operating frequency range from 195kHz to 2.15MHz
Capable of driving a load with up to 750mA current
Product Advantages
High efficiency due to step-down conversion
Wide input voltage range suitable for various applications
Flexible switching frequency for optimizing efficiency and component size
Stable performance over a wide operating temperature range
Key Technical Parameters
Input Voltage (Min): 4.2V
Input Voltage (Max): 42V
Output Voltage (Fixed): 3.3V
Output Current: 750mA
Switching Frequency: 195kHz to 2.15MHz
Operating Temperature Range: -40°C to 125°C
Packaging: Tape & Reel for automated manufacturing
Quality and Safety Features
Operates in high-temperature environments up to 125°C
Surface mount package for robust and reliable board mounting
Compatibility
Compatible with 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad
Can be integrated into various electronic systems due to wide input voltage range
Application Areas
Power supply modules
Portable and battery-powered devices
Industrial controls
Automotive electronics
Telecommunications equipment
Product Lifecycle
The product status is Active
No known discontinuation date, ensuring long-term availability
Support for future replacements or upgrades is typically available from the manufacturer
Several Key Reasons to Choose This Product
Wide input voltage range caters to diverse power supply standards
Flexibility to use in multiple applications
Optimized for high-efficiency performance leading to energy savings
Long lifecycle and manufacturer support reduce future design risks
Adaptability in design with adjustable switching frequency
Proven reliability from a respected manufacturer in the industry