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LT3477EUF#TRPBF

0.5mm PMIC LT3477 20 Pin 200kHz~3.5MHz 20-WFQFN Exposed Pad

Manufacturer: Linear Technology/Analog Devices
Origchip NO: 471-LT3477EUF#TRPBF
Package: 20-WFQFN Exposed Pad
Datasheet: PDF
Stock: 529
Description: 0.5mm PMIC LT3477 20 Pin 200kHz~3.5MHz 20-WFQFN Exposed Pad (Kg)

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Details

Tags

Parameters
Factory Lead Time	8 Weeks
Lifecycle Status	PRODUCTION (Last Updated: 1 week ago)
Mounting Type	Surface Mount
Package / Case	20-WFQFN Exposed Pad
Surface Mount	YES
Number of Pins	20
Operating Temperature	-40°C~85°C TA
Packaging	Tape & Reel (TR)
Published	2009
JESD-609 Code	e3
Part Status	Active
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Number of Terminations	20
ECCN Code	EAR99
Type	DC DC Regulator
Terminal Finish	Matte Tin (Sn)
Subcategory	Switching Regulator or Controllers
Terminal Position	QUAD
Terminal Form	NO LEAD
Peak Reflow Temperature (Cel)	260
Number of Functions	1
Terminal Pitch	0.5mm
Frequency	200kHz~3.5MHz
Time@Peak Reflow Temperature-Max (s)	30
Base Part Number	LT3477
Pin Count	20
Number of Outputs	1
Qualification Status	Not Qualified
Input Voltage-Nom	2.5V
Max Supply Voltage	25V
Min Supply Voltage	2.5V
Topology	Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost)
Min Input Voltage	2.3V
Control Mode	CURRENT-MODE
Output Current-Max	5A
Control Technique	PULSE WIDTH MODULATION
Switcher Configuration	BUCK-BOOST
Current - Output / Channel	3A Switch
Internal Switch(s)	Yes
High Level Output Current	10μA
Low Level Output Current	10μA
Dimming	PWM
Number of Segments	4
Height Seated (Max)	0.8mm
RoHS Status	ROHS3 Compliant

LT3477EUF#TRPBF Overview

Its 20-WFQFN Exposed Pad package is used to save board space. In LED drivers, the outputs are all set to 1.It is mounted using Surface Mount.When it emerges as a DC DC Regulator, it performs extremely well and is highly reliable.-40°C~85°C TA is a valid operating temperature for the led driver.Using the frequency of 200kHz~3.5MHz, it operates.There are 20 terminations that are designed to operate with it.It has a base configuration of 20 pins.Based on our estimates, there are 4 segments.Under the base part number LT3477, you will find this LED driver.An acceptable maximum value for the supply voltage is 25V.In this device, there are 20 pins.Further, it can be classified as Switching Regulator or Controllers based on its characteristics.It operates with the minimal input voltage of 2.3V.The system operates at a minimum supply voltage of 2.5V in order to achieve maximum efficiency.A circuit operated by the device has 2.5V volts.It is important that the output current is not greater than 5A.

LT3477EUF#TRPBF Features

Available in the 20-WFQFN Exposed Pad package
Operating temperature of -40°C~85°C TA
Frequency of 200kHz~3.5MHz

LT3477EUF#TRPBF Applications

There are a lot of Linear Technology/Analog Devices LT3477EUF#TRPBF LED Driver ICs applications.

Scanners and Handy Terminals
LED Lighting PFCs, Linear Dimmable
LED backlight driver for LCD displays for portable equipment
General LED Lighting: Down-lights, Base-lights, Ceiling Lights, Exterior Lights
Ultraviolet (UV) and Infrared (IR) Irradiation Devices
Auxiliary lights for on-vehicle cameras
Medical surgery lighting
Replacement lamps
Architectural lighting
Museum lighting