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LM3643AYFFR

LM3643AYFFR

LM3643AYFFR

Texas Instruments

0.4mm Copper, Silver, Tin PMIC LM3643 12 Pin 3.6V 12-UFBGA, DSBGA

SOT-23

LM3643AYFFR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 2 days ago)
Contact PlatingCopper, Silver, Tin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 12-UFBGA, DSBGA
Number of Pins 12
Operating Temperature-40°C~85°C TA
PackagingTape & Reel (TR)
JESD-609 Code e1
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 12
ECCN Code EAR99
Type DC DC Regulator
Terminal Finish Tin/Silver/Copper (Sn/Ag/Cu)
Applications Camera Flash
Terminal Position BOTTOM
Terminal FormBALL
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 3.6V
Terminal Pitch0.4mm
[email protected] Reflow Temperature-Max (s) NOT SPECIFIED
Base Part Number LM3643
Pin Count12
Number of Outputs 2
Max Output Current1.5A
Max Supply Voltage5.5V
Quiescent Current300μA
Topology Step-Up (Boost)
Min Input Voltage 2.5V
Max Input Voltage 5.5V
Output Current per Channel 1.9A
Current - Output / Channel 1.9A Switch
Internal Switch(s) Yes
Dimming I2C
Max Input Voltage (DC) 5.5V
Min Input Voltage (DC) 2.5V
Number of Segments 2
Switching Frequency4MHz
Multiplexed Display Capability NO
Nominal Input Voltage (DC) 3.6V
Height 625μm
Length 2mm
Width 1.16mm
Thickness 1.6mm
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:8538 items

Pricing & Ordering

QuantityUnit PriceExt. Price

LM3643AYFFR Product Details

LM3643AYFFR Overview


The 12-UFBGA, DSBGA package is used for saving board space. A LED driver with 2 outputs is designed.Surface Mount represents this mounting method.With high reliability and efficiency, this emerges as a DC DC Regulator.The led light driver is capable of working normally at -40°C~85°C TA.There are considerable benefits for Camera Flash.A termination of 12 is used to operate the LED driver.Its configuration is based on 12 pins.It is estimated that there are 2 segments.There is a mounting of it by Surface Mount.LED drivers have a base part number of LM3643.There is no problem with the voltage of 5.5V.12 pins are used on the device.This device requires a minimum input voltage of 2.5V.The maximum supply current is 5.5V.This electronic component can fully perform its functions when the switching frequency is kept at 4MHz.Even when operating at a maximal output current of 1.5A, it is capable of delivering all the benefits of a LED driver.In the absence of external factors, there is 300μA consumption of current.

LM3643AYFFR Features


Available in the 12-UFBGA, DSBGA package
Operating temperature of -40°C~85°C TA
Supply voltage of 3.6V
Switching frequency of 4MHz

LM3643AYFFR Applications


There are a lot of Texas Instruments LM3643AYFFR LED Driver ICs applications.

  • LED backlight driver for LCD displays for Tablets and Note PCs
  • Constant Voltage Power Source for portable equipment
  • Ultraviolet (UV) and Infrared (IR) Irradiation Devices
  • Down lights
  • Portable lighting
  • White LED Backlight for portable equipment
  • Dimmable LED for vehicle interiors
  • OLED power supply for portable equipment
  • Auxiliary lights for on-vehicle cameras
  • LED Lightings for Inspection Devices

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