| 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 | 
                                            4.2V | 
                                        
                                                                            
                                            | Length | 
                                            5mm | 
                                        
                                                                            
                                            | Width | 
                                            5mm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            Non-RoHS Compliant | 
                                        
                                                                                                    
                            
                         
                                                ISL6291-2CR Overview
There is a package Tube available.In the package 16-VQFN Exposed Pad, there is a version of it.In this case, the device is mounted in the way of Surface Mount.It is recommended to set the temperature to -20°C~70°C TA for reliable performance.It provides its functionality by using an analog IC called POWER SUPPLY SUPPORT CIRCUIT.Charge the device by providing it with Constant - Programmable current.Taking it as a whole, it has been concluded that there are 16 terminations to be found.A battery pack is going to have a voltage of 4.2V.16 pins are on it in total.Among the programmable features are Current, Timer.It is listed on the device that it can charge at a maximum current of 2A.A total of 1 channels are available for use.Devices require 10V as their maximum supply voltage.It should be able to run off of a 5V battery.
ISL6291-2CR Features
Battery pack voltage of 4.2V
1 channels
16-VQFN Exposed Pad package
ISL6291-2CR Applications
There are a lot of Rochester Electronics, LLC ISL6291-2CR Battery Chargers ICs applications. 
- Automotive/electrical vehicle
 - Industrial handhelds
 - Pallet jacks
 - Drone
 - Crosswalk marker lights
 - Robot
 - Fast charge
 - Emergency/Security
 - Instruments and meters
 - Wireless power