| Parameters | 
                                
                                                                                                            
                                            | Package / Case | 
                                            SOIC | 
                                        
                                                                            
                                            | Surface Mount | 
                                            YES | 
                                        
                                                                            
                                            | Pbfree Code | 
                                            no | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            16 | 
                                        
                                                                            
                                            | ECCN Code | 
                                            EAR99 | 
                                        
                                                                            
                                            | HTS Code | 
                                            8542.39.00.01 | 
                                        
                                                                            
                                            | Subcategory | 
                                            Power Management Circuits | 
                                        
                                                                            
                                            | Technology | 
                                            BICMOS | 
                                        
                                                                            
                                            | Terminal Position | 
                                            DUAL | 
                                        
                                                                            
                                            | Terminal Form | 
                                            GULL WING | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Number of Functions | 
                                            1 | 
                                        
                                                                            
                                            | Supply Voltage | 
                                            4V | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            1.27mm | 
                                        
                                                                            
                                            | Reach Compliance Code | 
                                            not_compliant | 
                                        
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Pin Count | 
                                            16 | 
                                        
                                                                            
                                            | JESD-30 Code | 
                                            R-PDSO-G16 | 
                                        
                                                                            
                                            | Qualification Status | 
                                            Not Qualified | 
                                        
                                                                            
                                            | Operating Temperature (Max) | 
                                            70°C | 
                                        
                                                                            
                                            | Operating Temperature (Min) | 
                                            -20°C | 
                                        
                                                                            
                                            | Power Supplies | 
                                            4V | 
                                        
                                                                            
                                            | Temperature Grade | 
                                            COMMERCIAL | 
                                        
                                                                            
                                            | Number of Channels | 
                                            1 | 
                                        
                                                                            
                                            | Analog IC - Other Type | 
                                            POWER SUPPLY SUPPORT CIRCUIT | 
                                        
                                                                            
                                            | Adjustable Threshold | 
                                            NO | 
                                        
                                                                            
                                            | Supply Current-Max (Isup) | 
                                            0.02mA | 
                                        
                                                                            
                                            | Height Seated (Max) | 
                                            1.75mm | 
                                        
                                                                            
                                            | Length | 
                                            9.9mm | 
                                        
                                                                            
                                            | Width | 
                                            3.9mm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            Non-RoHS Compliant | 
                                        
                                                                            
                                            | Lead Free | 
                                            Contains Lead | 
                                        
                                                                                                    
                            
                         
                                                UCC3958DP-4 Overview
The SOIC package is appropriate for it. A device like this uses an analog IC named POWER SUPPLY SUPPORT CIRCUIT. A total of 1 channels are available. An electrical component in this family is a Power Management Circuits. Power comes from a 4V volt source. Always keep this device set to 4V. Total number of pins is 16. A maximum of 0.02mA current must be available from the supply (Isup). A temperature below 70°C is recommended for operation. There should be a temperature above -20°C when working. 
UCC3958DP-4 Features
Available in SOIC Package 
operate supply voltage at the range of 4V
UCC3958DP-4 Applications
There are a lot of Texas Instruments UCC3958DP-4 Battery Management ICs applications. 
- Monitoring the battery
 - PV inverter
 - Industrial Lidar
 - Passenger boats
 - Power tools
 - Infotainment/cluster
 - ADAS camera system
 - Base station RRH
 - Golf carts
 - Electric train traction batteries