| Parameters | 
                                                                                                                        
                                                | Mfr | Analog Devices Inc./Maxim Integrated | 
                                                                                    
                                                | Series | - | 
                                                                                    
                                                | Package | Bag | 
                                                                                    
                                                | Product Status | Obsolete | 
                                                                                    
                                                | Battery Chemistry | Multi-Chemistry | 
                                                                                    
                                                | Number of Cells | - | 
                                                                                    
                                                | Current - Charging | - | 
                                                                                    
                                                | Programmable Features | - | 
                                                                                    
                                                | Fault Protection | - | 
                                                                                    
                                                | Charge Current - Max | 4A, 2A, 1A | 
                                                                                    
                                                | Battery Pack Voltage | 18V | 
                                                                                    
                                                | Voltage - Supply (Max) | 28V | 
                                                                                    
                                                | Interface | I²C | 
                                                                                    
                                                | Operating Temperature | -40°C ~ 85°C (TA) | 
                                                                                    
                                                | Mounting Type | Surface Mount | 
                                                                                    
                                                | Package / Case | 20-SSOP (0.209", 5.30mm Width) | 
                                                                                    
                                                | Supplier Device Package | 20-SSOP | 
                                                                                    
                                                | Base Product Number | MAX1647 | 
                                                                                    
                                                | RoHS Status | RoHS non-compliant | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                                    
                                                | REACH Status | REACH Unaffected | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.39.0001 | 
                                                                                    
                                                | Standard Package | 1 | 
                                                                                                                
                                
                             
                                                Charger IC Multi-Chemistry 20-SSOP