| Parameters | 
                                
                                                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            24-WFQFN Exposed Pad | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~85°C TA | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Published | 
                                            2012 | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1 (Unlimited) | 
                                        
                                                                            
                                            | ECCN Code | 
                                            EAR99 | 
                                        
                                                                            
                                            | Type | 
                                            DC DC Regulator | 
                                        
                                                                            
                                            | Applications | 
                                            Backlight | 
                                        
                                                                            
                                            | Reach Compliance Code | 
                                            unknown | 
                                        
                                                                            
                                            | Frequency | 
                                            675kHz 1.3MHz | 
                                        
                                                                            
                                            | Number of Outputs | 
                                            8 | 
                                        
                                                                            
                                            | Operating Supply Voltage | 
                                            5.5V | 
                                        
                                                                            
                                            | Voltage - Output | 
                                            45V | 
                                        
                                                                            
                                            | Topology | 
                                            Step-Up (Boost) | 
                                        
                                                                            
                                            | Output Current per Channel | 
                                            45mA | 
                                        
                                                                            
                                            | Internal Switch(s) | 
                                            Yes | 
                                        
                                                                            
                                            | Dimming | 
                                            PWM | 
                                        
                                                                            
                                            | Voltage - Supply (Max) | 
                                            26V | 
                                        
                                                                            
                                            | Voltage - Supply (Min) | 
                                            4.5V | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                                                    
                            
                         
                                                AAT1409IMK-T1 Overview
The board's 24-WFQFN Exposed Pad package saves space. This LED driver has 8 outputs.As far as mounting is concerned, Surface Mount is adopted.When it emerges as a DC DC Regulator, it performs extremely well and is highly reliable.This LED driver can be operated at a temperature of -40°C~85°C TA. There are considerable benefits for Backlight.The system operates at a frequency of 675kHz 1.3MHz.A voltage supply less than 4.5V could result in undetermined failures.There is 45V voltage output from the device.There is a maximum value of 26V that can be used with it.Powering systems requires an internal voltage of 5.5V.
AAT1409IMK-T1 Features
Available in the 24-WFQFN Exposed Pad package
Operating temperature of -40°C~85°C TA
Frequency of 675kHz 1.3MHz
Operating with the supply voltage of 5.5V
AAT1409IMK-T1 Applications
There are a lot of Skyworks Solutions Inc. AAT1409IMK-T1 LED Driver ICs applications. 
- General lighting
 - OLED power supply for portable equipment
 - Constant Voltage Power Source for portable equipment
 - Museum lighting
 - Ultraviolet (UV) and Infrared (IR) Irradiation Devices
 - Architectural lighting
 - Amusement Machines
 - General LED Lighting: Down-lights, Base-lights, Ceiling Lights, Exterior Lights
 - Panel lighting
 - Auxiliary lights for on-vehicle cameras