| Manufacturer | Unitrode | Texas Instruments | 
                        
                            | Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | 
                        
                            |  |   |   | 
                                                
                            | Product Status | Active | Active | 
                                                
                            | Output Type | Transistor Driver | Transistor Driver | 
                                                
                            | Function | Step-Up, Step-Up/Step-Down | Step-Up, Step-Up/Step-Down | 
                                                
                            | Output Configuration | Positive | Positive | 
                                                
                            | Topology | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 
                                                
                            | Number of Outputs | 2 | 2 | 
                                                
                            | Output Phases | 1 | 1 | 
                                                
                            | Voltage - Supply (Vcc/Vdd) | 8V ~ 35V | 8V ~ 40V | 
                                                
                            | Frequency - Switching | 1Hz ~ 400kHz | 300kHz | 
                                                
                            | Duty Cycle (Max) | 49% | 45% | 
                                                
                            | Synchronous Rectifier | Yes | Yes | 
                                                
                            | Clock Sync | Yes | No | 
                                                
                            | Serial Interfaces | - | - | 
                                                
                            | Control Features | Enable, Frequency Control, Reset, Soft Start | Current Limit, Enable, Frequency Control, Ramp | 
                                                
                            | Operating Temperature | -25°C ~ 85°C (TA) | -25°C ~ 85°C (TA) | 
                                                
                            | Mounting Type | Through Hole | Through Hole | 
                                                
                            | Package / Case | 18-CDIP (0.300", 7.62mm) | 16-CDIP (0.300", 7.62mm) | 
                                                
                            | Supplier Device Package | 18-CDIP | 16-CDIP |