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  • LT3477IUF#TRPBF

LT3477IUF#TRPBF

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


  • Manufacturer: Linear Technology/Analog Devices
  • Origchip NO: 471-LT3477IUF#TRPBF
  • Package: 20-WFQFN Exposed Pad
  • Datasheet: PDF
  • Stock: 901
  • 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 16 Weeks
Lifecycle Status PRODUCTION (Last Updated: 3 weeks ago)
Mounting Type Surface Mount
Package / Case 20-WFQFN Exposed Pad
Surface Mount YES
Number of Pins 20
Operating Temperature -40°C~125°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

LT3477IUF#TRPBF Overview


The 20-WFQFN Exposed Pad package saves space on the board. LED drivers design with 1 outputs.Surface Mount is used to mount the led driver.It emerges as a DC DC Regulator, which is efficient and reliable.It is possible for the led light driver to operate at a temperature of -40°C~125°C TA.The system operates at a frequency of 200kHz~3.5MHz.There are 20 terminations that are designed to operate with it.Its configuration is based on 20 pins.There are 4 segments.Under the base part number LT3477, you'll find this LED driver.The supply voltage of 25V is an acceptable maximum value.There are 20 pins on this device.In addition, it can be classified as Switching Regulator or Controllers according to its characteristics.When the input voltage is set to 2.3V, it operates.To meet highest efficiency standards, it works on a supply voltage of 2.5V.There are 2.5V volts assigned to the circuit when operating the device.There should be no more than 5A current coming out of the output.

LT3477IUF#TRPBF Features


Available in the 20-WFQFN Exposed Pad package
Operating temperature of -40°C~125°C TA
Frequency of 200kHz~3.5MHz

LT3477IUF#TRPBF Applications


There are a lot of Linear Technology/Analog Devices LT3477IUF#TRPBF LED Driver ICs applications.

  • General lighting
  • Dimmable LED for vehicle interiors
  • LED Lightings for Industrial Equipment
  • Down lighting
  • Power source for accessories such as car audios, car navigation systems, and ETC systems
  • Refrigeration lighting
  • Stage and Studio lighting
  • Museum lighting
  • Ultraviolet (UV) and Infrared (IR) Irradiation Devices
  • Replacement lamps