Manufacturer Part Number
LT3590EDC#TRPBF
Manufacturer
Analog Devices
Introduction
The LT3590EDC#TRPBF is a compact, high-efficiency, Power Management Integrated Circuit (PMIC) LED driver designed for power LED applications.
Product Features and Performance
Integrated step-down (buck) DC DC regulator
Internal switch for simplified design
Single output for LED driving
Supports a wide input voltage range from 4.5V to 55V
Output voltage up to 55V
Current output/channel capable of driving 80mA (Switch)
High switching frequency of 850kHz for small external components
PWM dimming capability for brightness control
Product Advantages
High integration for minimal external components and compact design
Wide input voltage range for versatility in various applications
Integrated PWM dimming for precise brightness control
Constant current output for uniform illumination
Key Technical Parameters
Topology: Step-Down (Buck)
Internal Switch(s): Yes
Number of Outputs: 1
Voltage - Supply (Min): 4.5V
Voltage - Supply (Max): 55V
Voltage - Output: 55V
Current - Output / Channel: 80mA (Switch)
Frequency: 850kHz
Dimming: PWM
Quality and Safety Features
Robust operating temperature range from -40°C to 85°C
Overtemperature protection for reliable operation
Compatibility
Compatible with a broad range of LEDs and power supplies within its specifications
Mounting Type: Surface Mount
Package / Case: 6-WFDFN Exposed Pad
Supplier Device Package: 6-DFN (2x2)
Application Areas
Ideal for signage and other power LED applications
Product Lifecycle
Product Status: Active
Not reported as nearing discontinuation
Replacements or upgrades should be sourced from manufacturer's current product offerings
Several Key Reasons to Choose This Product
Efficiency and compact size due to high-frequency operation and integrated switch
Flexibility in application due to wide input voltage range
Ease of use with internal switching and single output design
Reliable performance in a wide range of operating temperatures
Suitable for various LED applications, particularly signage, with PWM dimming capability