Welcome to Hotenda.com Online Store!

logo
userjoin
Home

LP3943ISQ/NOPB

LP3943ISQ/NOPB

LP3943ISQ/NOPB

Texas Instruments

0.5mm PMIC LP3943 24 Pin 400kHz 3V 24-WFQFN Exposed Pad

SOT-23

LP3943ISQ/NOPB Datasheet

non-compliant

In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 6 days ago)
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 24-WFQFN Exposed Pad
Number of Pins 24
Operating Temperature -40°C~85°C TA
Packaging Tape & Reel (TR)
JESD-609 Code e3
Feature I2C
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 24
ECCN Code EAR99
Type Power Switch
Terminal Finish Matte Tin (Sn)
Applications Camera Flash
HTS Code 8542.39.00.01
Subcategory Display Drivers
Max Power Dissipation 400mW
Terminal Position QUAD
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 3V
Terminal Pitch 0.5mm
Current Rating 25mA
Frequency 400kHz
Base Part Number LP3943
Output Voltage 5.5V
Operating Supply Voltage 5V
Max Supply Voltage 5.5V
Min Supply Voltage 2.3V
Nominal Supply Current 550μA
Power Dissipation 400mW
Output Current 25mA
Max Supply Current 550μA
Quiescent Current 350μA
Topology Shift Register
Min Input Voltage 2.3V
Max Input Voltage 5.5V
Output Characteristics OPEN-DRAIN
Input Characteristics STANDARD
Internal Switch(s) Yes
Low Level Output Current 25mA
Number of LEDs 16
fmax-Min 0.4 MHz
Dimming I2C, SMBus
Number of Segments 16
Switching Frequency 400kHz
Multiplexed Display Capability NO
Height 800μm
Length 4mm
Width 4mm
Thickness 750μm
Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $5.237200 $5.2372
10 $4.940755 $49.40755
100 $4.661089 $466.1089
500 $4.397254 $2198.627
1000 $4.148353 $4148.353
LP3943ISQ/NOPB Product Details

LP3943ISQ/NOPB Overview


The 24-WFQFN Exposed Pad package is used for saving board space. As a mounting method, Surface Mount is used.When it emerges as a Power Switch, it shows high-performance and reliability.The LED driver is capable of operating at a temperature of -40°C~85°C TA.Camera Flash provides many benefits.The system operates at a frequency of 400kHz.There are 24 terminations that are designed to operate with it.It has a base configuration of 24 pins.Segments counted are 16.The device has been mounted on the Surface Mount.It's under the LP3943 base part number.It is acceptable for the voltage to be 5.5V.As a result, its characteristics can also be categorized as Display Drivers.At its minimal input voltage, it operates at 2.3V.The maximum efficiency standards can be met by operating at the minimal voltage of 2.3V during operation.There is 5.5V maximum value for supply current.This device is able to provide high efficiency when the maximal supply current should be less than 550μA.You can supply 25mA current to the load.It is necessary to power systems with a voltage of 5VIt's possible for this electronic component to fully function when the switching frequency is maintained at 400kHz.A current of 350μA is consumed in the absence of external influences.The output voltage is 5.5V.

LP3943ISQ/NOPB Features


Available in the 24-WFQFN Exposed Pad package
Operating temperature of -40°C~85°C TA
Frequency of 400kHz
Supply voltage of 3V
Operating with the supply voltage of 5V
Switching frequency of 400kHz
Output voltage of 5.5V

LP3943ISQ/NOPB Applications


There are a lot of Texas Instruments LP3943ISQ/NOPB LED Driver ICs applications.

  • General lighting
  • Portable lighting
  • Ultraviolet (UV) and Infrared (IR) Irradiation Devices
  • High-end retail lighting
  • LED backlight driver for LCD displays for Tablets and Note PCs
  • Amusement Machines
  • Down lighting
  • General LED Lighting: Down-lights, Base-lights, Ceiling Lights, Exterior Lights
  • Power source for accessories such as car audios, car navigation systems, and ETC systems
  • Gallery lighting

Related Part Number

Get Subscriber

Enter Your Email Address, Get the Latest News