| Parameters | 
                                
                                                                                                            
                                            | Type | 
                                            DC DC Regulator | 
                                        
                                                                            
                                            | Topology | 
                                            Step-Up (Boost) | 
                                        
                                                                            
                                            | Internal Switch(s) | 
                                            Yes | 
                                        
                                                                            
                                            | Number of Outputs | 
                                            4 | 
                                        
                                                                            
                                            | Voltage - Supply (Min) | 
                                            4.5V | 
                                        
                                                                            
                                            | Voltage - Supply (Max) | 
                                            40V | 
                                        
                                                                            
                                            | Voltage - Output | 
                                            40V | 
                                        
                                                                            
                                            | Current - Output / Channel | 
                                            100mA | 
                                        
                                                                            
                                            | Frequency | 
                                            200kHz ~ 2.15MHz | 
                                        
                                                                            
                                            | Dimming | 
                                            Analog, PWM | 
                                        
                                                                            
                                            | Applications | 
                                            Automotive, Backlight | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C ~ 125°C (TA) | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            20-TSSOP (0.173", 4.40mm Width) Exposed Pad | 
                                        
                                                                            
                                            | Supplier Device Package | 
                                            20-TSSOP-EP | 
                                        
                                                                            
                                            | Base Product Number | 
                                            A8519 | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1  (Unlimited) | 
                                        
                                                                            
                                            | REACH Status | 
                                            REACH Unaffected | 
                                        
                                                                            
                                            | ECCN | 
                                            EAR99 | 
                                        
                                                                            
                                            | HTSUS | 
                                            8542.39.0001 | 
                                        
                                                                            
                                            | Standard Package | 
                                            8,000 | 
                                        
                                                                            
                                            | Mfr | 
                                            Allegro MicroSystems | 
                                        
                                                                            
                                            | Series | 
                                            Automotive, AEC-Q100 | 
                                        
                                                                            
                                            | Package | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Product Status | 
                                            Active | 
                                        
                                                                                                    
                            
                         
                                                LED Driver IC 4 Output DC DC Regulator Step-Up (Boost) Analog, PWM Dimming 100mA 20-TSSOP-EP