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LP3943ISQ/NOPB

Texas Instruments
RoHS
RoHS RoHS compliant
Package 24-WFQFN Exposed Pad
Category Integrated Circuits (ICs) / PMIC - LED Drivers
Description Tape & Reel (TR) LP3943 Shift Register I2C SMBus led driver 4mm 25mA 5.5V 400mW
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Inventory: 1278
Minimum: 1
Total Price: USD $0.79
Unit Price: USD $0.789638
≥1 USD $0.789638
≥10 USD $0.766413
≥100 USD $0.743189
≥500 USD $0.714158

Technical Details

Supply Chain

Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 6 days ago)

Physical

Mount Surface Mount
Mounting Type Surface Mount
Package / Case 24-WFQFN Exposed Pad
Number of Pins 24

Technical

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

Compliance

Radiation Hardening No
REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free

Dimensions

Height 800μm
Length 4mm
Width 4mm
Thickness 750μm

Alternative Model

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