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LP3943ISQX

LP3943ISQX

LP3943ISQX

Texas Instruments

2.5/5V 0.5mm PMIC LP3943 24 Pin 400kHz 5V 24-WFQFN Exposed Pad

SOT-23

LP3943ISQX Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 24-WFQFN Exposed Pad
Number of Pins 24
Operating Temperature-40°C~85°C TA
PackagingTape & Reel (TR)
JESD-609 Code e0
Pbfree Code no
Part StatusObsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 24
ECCN Code EAR99
Type Power Switch
Terminal Finish Tin/Lead (Sn/Pb)
Applications Camera Flash
HTS Code8542.39.00.01
Subcategory Display Drivers
Max Power Dissipation400mW
Terminal Position QUAD
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 5V
Terminal Pitch0.5mm
Frequency 400kHz
Base Part Number LP3943
Pin Count24
Number of Outputs 16
Operating Supply Voltage5.5V
Power Supplies2.5/5V
Power Dissipation400mW
Max Supply Current 550μA
Topology Shift Register
Internal Switch(s) Yes
Low Level Output Current25mA
Dimming I2C, SMBus
Number of Segments 16
Voltage - Supply (Min) 2.3V
Multiplexed Display Capability NO
Data Input Mode SERIAL
Height Seated (Max) 0.8mm
Width 4mm
Radiation HardeningNo
RoHS StatusNon-RoHS Compliant
Lead Free Contains Lead
In-Stock:1760 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$5.849440$5.84944
10$5.518340$55.1834
100$5.205981$520.5981
500$4.911303$2455.6515
1000$4.633304$4633.304

LP3943ISQX Product Details

LP3943ISQX Overview


In order to save board space, the 24-WFQFN Exposed Pad package is used. A LED driver with 16 outputs is designed.For mounting, it uses the Surface Mount method.It emergys as a Power Switch with high efficiency and reliable performance.-40°C~85°C TA is the operating temperature of the led driver.The benefits are considerable for Camera Flash.Frequency 400kHz is the basis of operation.There are 24 terminations associated with it.With a base of 24, this LED light driver is configured.Failures may occur if the voltage supply is below 2.3V.There are estimated to be 16 segments.There is a mounting of it by Surface Mount.It's under the LP3943 base part number.It is equipped with 24 pin count.According to its characteristics, it is also classified into Display Drivers.When the supply current should be less than 550μA, the device will provide high efficiency.Systems require 5.5V voltage to operate.

LP3943ISQX Features


Available in the 24-WFQFN Exposed Pad package
Operating temperature of -40°C~85°C TA
Frequency of 400kHz
Supply voltage of 5V
Operating with the supply voltage of 5.5V

LP3943ISQX Applications


There are a lot of Texas Instruments LP3943ISQX LED Driver ICs applications.

  • LED Lightings for Inspection Devices
  • Power source for accessories such as car audios, car navigation systems, and ETC systems
  • OLED power supply for portable equipment
  • Ultraviolet (UV) and Infrared (IR) Irradiation Devices
  • Sports Facility Lighting
  • Industrial LED Lighting: Image Recognition Devices
  • Down lighting
  • Medical surgery lighting
  • Auxiliary lights for on-vehicle cameras
  • Stage Lighting and Signage

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