Manufacturer Part Number
LT3990EMSE-5#TRPBF
Manufacturer
Analog Devices
Introduction
The LT3990EMSE-5#TRPBF is a step-down DC-DC switching regulator
Product Features and Performance
High efficiency voltage regulation
Wide input voltage range from 4.2V to 62V
Fixed 5V output voltage
350mA maximum output current
Adjustable 210kHz to 2.3MHz switching frequency
Thermal shutdown and current limiting
Stable with low ESR ceramic capacitors
Product Advantages
Robust operation over wide input voltages
Highly efficient power conversion
Compact 16-TFSOP packaging
Suitable for harsh environments with temperature range from -40°C to 125°C
Key Technical Parameters
Input Voltage (Min): 4.2V
Input Voltage (Max): 62V
Output Voltage (Fixed): 5V
Output Current: 350mA
Frequency - Switching: 210kHz ~ 2.3MHz
Operating Temperature Range: -40°C ~ 125°C
Quality and Safety Features
Built-in overtemperature protection
Current limit protection
Safe for use in a variety of commercial and industrial applications
Compatibility
Compatible with various surface mount technologies
No synchronous rectifier required
Application Areas
Automotive systems
Industrial power supplies
Telecommunications equipment
Portable devices
Product Lifecycle
Active status
Not near discontinuation
Potential availability of replacements or upgrades
Several Key Reasons to Choose This Product
Efficient power solution for a broad voltage range
Optimized for high-frequency operation with low ESR capacitors
Dependable in extreme temperatures
Easy integration with surface-mount assembly
Compliance with stringent quality and safety standards
Low noise operation suitable for sensitive applications
LT3990EMSE-5Linear Technology / Analog Devices
LT398CS8LT