LT3477EFE#TRPBF
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- Mfr.Part #
- LT3477EFE#TRPBF
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 20-TSSOP (0.173, 4.40mm Width) Exposed Pad
- Datasheet
- Download
- Description
- IC LED DRVR RGLTR PWM 3A 20TSSOP
- Stock
- 12,021
- In Stock ：
- 12,021
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- LED Drivers
- Topology :
- Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost)
- Package / Case :
- 20-TSSOP (0.173, 4.40mm Width) Exposed Pad
- Switcher Configuration :
- Buck-Boost
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Lifecycle Status :
- Production (Last Updated: 1 week ago)
- Frequency :
- 200kHz~3.5MHz
- Min Supply Voltage :
- 2.5V
- JESD-609 Code :
- e3
- High Level Output Current :
- 10μA
- Radiation Hardening :
- No
- Published :
- 2009
- Terminal Finish :
- Matte Tin (Sn)
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Number of Functions :
- 1
- Packaging :
- Tape and Reel (TR)
- Length :
- 6.5mm
- Number of Pins :
- 20
- Operating Temperature :
- -40°C~85°C TA
- Number of Outputs :
- 1
- Input Voltage-Nom :
- 2.5V
- Base Part Number :
- LT3477
- Current - Output / Channel :
- 3A Switch
- Output Current-Max :
- 5A
- Number of Segments :
- 4
- Max Supply Voltage :
- 25V
- ECCN Code :
- EAR99
- Mounting Type :
- Surface Mount
- Number of Terminations :
- 20
- Peak Reflow Temperature (Cel) :
- 260
- Min Input Voltage :
- 2.3V
- Terminal Pitch :
- 0.65mm
- Control Mode :
- CURRENT-MODE
- Low Level Output Current :
- 10μA
- Factory Lead Time :
- 8 Weeks
- Surface Mount :
- yes
- Terminal Form :
- Gull wing
- Type :
- DC DC Regulator
- RoHS Status :
- ROHS3 Compliant
- Control Technique :
- PULSE WIDTH MODULATION
- Terminal Position :
- Dual
- Pin Count :
- 20
- Dimming :
- PWM
- Internal Switch(s) :
- yes
- Datasheets
- LT3477EFE#TRPBF
LED Drivers Analog Devices, Inc. LT3477EFE#TRPBF Overview
The LED Drivers Analog Devices, Inc. LT3477EFE#TRPBF is a robust, highly efficient integrated circuit designed for driving high-power LEDs. This driver is ideal for applications requiring precise current control and high voltage capabilities. Featuring an adjustable switching regulator with a wide input range, it ensures consistent performance across varying power supplies and environmental conditions. Its integration of PWM dimming capability also allows for enhanced control over brightness levels, making it a versatile choice for complex lighting systems. The LT3477EFE#TRPBF supports up to 3A of output current, providing ample power for demanding applications while maintaining energy efficiency and thermal management.
LT3477EFE#TRPBF Features
- Adjustable PWM dimming control
- Wide input voltage range from 3V to 36V
- Output current capability up to 3A
- Internal switching frequency up to 2.1MHz
- Thermal shutdown and over-current protection
- Compact 20-TSSOP package
LT3477EFE#TRPBF Applications
- Automotive lighting systems: Utilizes robust current control for consistent illumination in vehicle headlights and interior LEDs.
- Industrial high bay lighting: Provides high-output drive capability essential for illuminating large areas in warehouses and factories.
- Architectural lighting: Supports complex dimming and control for dynamic lighting effects in buildings and outdoor landscapes.
- Portable flashlights and lamps: Ensures efficient power management for extended battery life in portable lighting devices.
- Emergency lighting systems: Reliable operation under variable input conditions is crucial for safety-critical illumination.
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