| Parameters | 
                                
                                                                                                            
                                            | Factory Lead Time | 
                                            25 Weeks | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            20-WFQFN Exposed Pad | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~85°C TA | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Published | 
                                            2014 | 
                                        
                                                                            
                                            | Part Status | 
                                            Active | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3  (168 Hours) | 
                                        
                                                                            
                                            | ECCN Code | 
                                            EAR99 | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Max Supply Voltage | 
                                            6.3V | 
                                        
                                                                            
                                            | Analog IC - Other Type | 
                                            POWER SUPPLY SUPPORT CIRCUIT | 
                                        
                                                                            
                                            | Fault Protection | 
                                            Over Temperature, Over Voltage, Reverse Current, Short Circuit | 
                                        
                                                                            
                                            | Battery Chemistry | 
                                            Lithium-Ion | 
                                        
                                                                            
                                            | Number of Cells | 
                                            1 | 
                                        
                                                                            
                                            | Programmable Features | 
                                            Timer | 
                                        
                                                                            
                                            | Current - Charging | 
                                            Constant - Programmable | 
                                        
                                                                            
                                            | Charge Current - Max | 
                                            1.5A | 
                                        
                                                                            
                                            | Battery Pack Voltage | 
                                            4.2V | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                                                    
                            
                         
                                                AUR9807VSGD Overview
I found it in the Tape & Reel (TR) package, which comes with everything you need.There is currently a package available named 20-WFQFN Exposed Pad.Mounting type Surface Mount is chosen for the device.If you wish to ensure reliable performance, set the temperature to -40°C~85°C TA.There is an analog IC of POWER SUPPLY SUPPORT CIRCUIT used in this device.The device cannot be charged without Constant - Programmable current flowing through it.Hence, the battery pack is at 4.2V when it comes to voltage.The unit is equipped with a number of programmable features, including Timer.When charged at its maximum current, the device is rated at 1.5A.It is capable of withstanding a 6.3V supply voltage.
AUR9807VSGD Features
Battery pack voltage of 4.2V
20-WFQFN Exposed Pad package
AUR9807VSGD Applications
There are a lot of Diodes Incorporated AUR9807VSGD Battery Chargers ICs applications. 
- Fast charge
 - High end, feature-rich consumer
 - Battery backup applications
 - PDAs
 - Electric vehicles
 - Tablets
 - Solar charging
 - GPS tracker
 - Tablets
 - Charging cradle for wearable devices