| Parameters | 
                                
                                                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            28-TSSOP (0.173, 4.40mm Width) Exposed Pad | 
                                        
                                                                            
                                            | Supplier Device Package | 
                                            28-HTSSOP | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -20°C~85°C TA | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3 (168 Hours) | 
                                        
                                                                            
                                            | Type | 
                                            Linear | 
                                        
                                                                            
                                            | Applications | 
                                            Backlight | 
                                        
                                                                            
                                            | Number of Outputs | 
                                            16 | 
                                        
                                                                            
                                            | Voltage - Output | 
                                            40V | 
                                        
                                                                            
                                            | Current - Output / Channel | 
                                            57mA | 
                                        
                                                                            
                                            | Internal Switch(s) | 
                                            Yes | 
                                        
                                                                            
                                            | Dimming | 
                                            PWM | 
                                        
                                                                            
                                            | Voltage - Supply (Max) | 
                                            5.5V | 
                                        
                                                                            
                                            | Voltage - Supply (Min) | 
                                            3V | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                                                    
                            
                         
                                                PCA9955TW,118 Overview
In order to save board space, the 28-TSSOP (0.173, 4.40mm Width) Exposed Pad package is used. LED drivers designed using this technology use 16 outputs.Mounting is done according to the Surface Mount method.The system emerges as a Linear with high efficiency.The led light driver is capable of operating at the operating temperature of -20°C~85°C TA.Backlight has many advantages.Under 3V voltage supply, undetermined failures may occur.Its output voltage is 40V.Supply voltage can be set to a maximum value of 5.5V.
PCA9955TW,118 Features
Available in the 28-TSSOP (0.173, 4.40mm Width) Exposed Pad package
Operating temperature of -20°C~85°C TA
PCA9955TW,118 Applications
There are a lot of Rochester Electronics, LLC PCA9955TW,118 LED Driver ICs applications. 
- LED Lightings for Inspection Devices 
 - Ultraviolet (UV) and Infrared (IR) Irradiation Devices
 - Stage Lighting and Signage
 - Auxiliary lights for on-vehicle cameras
 - General LED Lighting: Down-lights, Base-lights, Ceiling Lights, Exterior Lights
 - LED backlight driver for LCD displays for portable equipment
 - Portable lighting
 - Replacement lamps
 - Constant Voltage Power Source for portable equipment
 - Panel lighting