| Parameters | 
                                
                                                                                                            
                                            | Current - Charging | 
                                            Constant - Programmable | 
                                        
                                                                            
                                            | Charge Current - Max | 
                                            40mA | 
                                        
                                                                            
                                            | Battery Pack Voltage | 
                                            4.4V | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                            
                                            | Factory Lead Time | 
                                            10 Weeks | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            6-XDFN Exposed Pad | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~85°C TA | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Series | 
                                            XC680x | 
                                        
                                                                            
                                            | Part Status | 
                                            Active | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1  (Unlimited) | 
                                        
                                                                            
                                            | ECCN Code | 
                                            EAR99 | 
                                        
                                                                            
                                            | Analog IC - Other Type | 
                                            POWER SUPPLY SUPPORT CIRCUIT | 
                                        
                                                                            
                                            | Fault Protection | 
                                            Over Current, Over Temperature, Reverse Current | 
                                        
                                                                            
                                            | Battery Chemistry | 
                                            Lithium Ion/Polymer | 
                                        
                                                                            
                                            | Number of Cells | 
                                            1 | 
                                        
                                                                            
                                            | Voltage - Supply (Max) | 
                                            6V | 
                                        
                                                                            
                                            | Programmable Features | 
                                            Current | 
                                        
                                                                                                    
                            
                         
                                                XC6808B2E38R-G Overview
I found it in the Tape & Reel (TR) package, which comes with everything you need.For convenience, it is included in the 6-XDFN Exposed Pad package.There is a type of mounting for this device: Surface Mount.If you wish to ensure reliable performance, set the temperature to -40°C~85°C TA.It provides its functionality by using an analog IC called POWER SUPPLY SUPPORT CIRCUIT.The device requires Constant - Programmable of current to charge.As far as the battery pack is concerned, it is 4.4V.Current are a programmable feature.The device indicates 40mA charging current as its maximum.There is 6V maximum supply voltage for this device.This electrical component is part of the XC680x series.
XC6808B2E38R-G Features
Battery pack voltage of 4.4V
6-XDFN Exposed Pad package
XC6808B2E38R-G Applications
There are a lot of Torex Semiconductor Ltd XC6808B2E38R-G Battery Chargers ICs applications. 
- PDAs
 - MP3, MP4 player
 - Locomotive
 - GPS portable devices
 - TV sticks
 - Boat
 - Industrial lighting
 - Modern LA
 - Remote powered communication and telemetry systems
 - Portable medical equipment