EN

AW25072SQNR

18×4 MATRIX LED DRIVER

Product details

Parameters

Channel 72
Global Current Level 256
Current Levels for Color-Mixing 256
Current Levels for Dimming 4096
Charging Indicator NO
Control Interface IIC SPI
Power Supply (Max) (V) 5.5
Global Max Current(mA) 51
IO Level (V) 1.2 1.8 3.3
Audio Sync. NO
Power Supply (Min) (V) 2.7
Auto Breath YES
Temperature -40℃~105℃
Topology Matrix
Package (mm) QFN 4X4-32L

Package | Pins | Size

QFN 4X4-32L

Features

1、Power Supply Voltage Range: 2.7V to 5.5V 2、Operating Temperature Range: -40°C to 105°C 3、Logic pins compatible with EN_VIO: 1.2V~5.5V 4、LED matrix topology with high precision: 4.1、51mA Imax 4.2、18 constant current sinks with 4 scan switches for 72 LEDs 4.3、Configurable for 1 to 4 scan switches 4.4、Device-to-device error: ±4% 4.5、Channel-to-channel error: ±4% 5、Ultra-low power consumption: 5.1、Shutdown mode: ICC≤ 1μA when EN_VIO = Low 5.2、Standby mode: ICC ≤ 2μA when EN_VIO = High and CHIP_EN = 0 (data retained) 5.3、Active mode: ICC = 2.4mA (typ.) when channel current = 51mA 6、Analog Dimming: 6.1、Global 8-bit current setting for all LED dots 6.2、Individual 8-Bit Current setting for each Current Sink 7、Each LED dot features 12-Bit PWM Control Resolution 8、Integrated Open/Short Detection 9、De-ghosting 10、EMI Reduction: 10.1、Spread spectrum 10.2、CS-Group delay 10.3、Slew-Rate adjustment 11、Package: 11.1、AW25072SQNR: QFN 4X4-32L package 11.2、Ultra-thin package: AW25072SFOR: FOWLP 2.367X2.367-36B 11.3、AW25072UQNR: QFN 4X4-32L package

Description

AW25072S/U is a universal high-performance LED driver IC designed to drive up to an 18×4 LED matrix. The device integrates both analog dimming and PWM dimming control modes. For analog dimming, each current sink can be adjusted with 256 steps. For PWM dimming, each LED can be adjusted with 4096 steps. The device supports Auto-Breath-Pattern and has a flexible and efficient lighting effect programming function, which can reduce the resource occupation of the main controller. The device supports advanced EMI reduction techniques such as programmable analog CS slew rate adjustment, CS-Group delay and spread spectrum clock modulation. It also includes features like independent open/short detection, de-ghosting, over-temperature protection (OTP), and thermal roll-off for robust system operation. The device’s frame refresh rate can reach above 20 kHz, effectively preventing audible noise; the de-ghosting function is implemented via multi-gear negative voltage to protect LED beads from damage. It comes in a QFN 4X4-32L package and operates at 2.7V to 5.5V between -40°C and +105°C.

Technical documentation

Type
Title
Language
Date
Datasheet DS_AW25072S_AW25072U_EN_V1.7 英文   2026-04-09
Product Design Guide AW250XX Software Design Guide 英文   2026-06-25

Design & development

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