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PCA9531PW,118 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

PCA9531PW,118 product

PCA9531PW,118

Programmers

LED DriverI2CDimmer

The PCA9531 is an 8-bit I2C-bus LED dimmer designed for precise brightness control in RGB and backlight applications.

Best for

  • RGB color mixing
  • LED backlighting

Avoid if

  • High-current LED driving without external transistors

Check before use

  • I2C bus address conflicts

Key specifications

Supply Voltage
2.3 V to 5.5 V
Output Current
25 mA per bit
Interface
I2C/SMBus

Compliance & Environment

RoHS
Y
REACH
-
MSL
-
ECCN
EAR99
HTSUS
8542390001.0

Application

LED Lighting

Datasheet

335292.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for PCA9531PW,118: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is an 8-bit I2C-bus and SMBus I/O expander optimized for dimming LEDs in 256 discrete steps.