| Parameters | 
                                
                                                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            16-VQFN Exposed Pad | 
                                        
                                                                            
                                            | Surface Mount | 
                                            YES | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -20°C~70°C TA | 
                                        
                                                                            
                                            | Packaging | 
                                            Tube | 
                                        
                                                                            
                                            | JESD-609 Code | 
                                            e0 | 
                                        
                                                                            
                                            | Pbfree Code | 
                                            no | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1  (Unlimited) | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            16 | 
                                        
                                                                            
                                            | Terminal Finish | 
                                            TIN LEAD | 
                                        
                                                                            
                                            | Terminal Position | 
                                            QUAD | 
                                        
                                                                            
                                            | Terminal Form | 
                                            NO LEAD | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            240 | 
                                        
                                                                            
                                            | Number of Functions | 
                                            1 | 
                                        
                                                                            
                                            | Supply Voltage | 
                                            5V | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            0.8mm | 
                                        
                                                                            
                                            | Reach Compliance Code | 
                                            unknown | 
                                        
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Pin Count | 
                                            16 | 
                                        
                                                                            
                                            | Number of Channels | 
                                            1 | 
                                        
                                                                            
                                            | Analog IC - Other Type | 
                                            POWER SUPPLY SUPPORT CIRCUIT | 
                                        
                                                                            
                                            | Adjustable Threshold | 
                                            YES | 
                                        
                                                                            
                                            | Battery Chemistry | 
                                            Lithium Ion/Polymer | 
                                        
                                                                            
                                            | Number of Cells | 
                                            1 | 
                                        
                                                                            
                                            | Voltage - Supply (Max) | 
                                            10V | 
                                        
                                                                            
                                            | Programmable Features | 
                                            Current, Timer | 
                                        
                                                                            
                                            | Current - Charging | 
                                            Constant - Programmable | 
                                        
                                                                            
                                            | Charge Current - Max | 
                                            2A | 
                                        
                                                                            
                                            | Battery Pack Voltage | 
                                            4.1V | 
                                        
                                                                            
                                            | Length | 
                                            5mm | 
                                        
                                                                            
                                            | Width | 
                                            5mm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            Non-RoHS Compliant | 
                                        
                                                                                                    
                            
                         
                                                ISL6291-1CR Overview
The package that has it is the Tube package.The 16-VQFN Exposed Pad package includes it as a convenience.Device mounting type Surface Mount is specified.It is best to set the temperature to -20°C~70°C TA.In order for this device to function, it utilizes an analog integrated circuit called POWER SUPPLY SUPPORT CIRCUIT.It is necessary to supply the device with Constant - Programmable current in order to charge it.It contains a total of 16 terminations.Battery pack voltage is 4.1V.16 pins are on it in total.Current, Timer are a programmable feature.On the device, there is 2A maximum charging current listed.There are 1 channels available.Devices with a maximum supply voltage of 10V are preferred.The device should operate on a 5VV battery.
ISL6291-1CR Features
Battery pack voltage of 4.1V
1 channels
16-VQFN Exposed Pad package
ISL6291-1CR Applications
There are a lot of Rochester Electronics, LLC ISL6291-1CR Battery Chargers ICs applications. 
- Wireless headphones
 - Mobile router
 - TV sticks
 - Digital camera
 - Portable devices
 - Cellphones
 - Electric pallet truck
 - Power tools
 - Painting boat
 - Electric tour bus