| Part Number | IR3550MTRPBF | IR3556MTRPBF | 
|---|---|---|
| Manufacturer | Infineon Technologies | Infineon Technologies | 
| Category | PMIC - Full, Half-Bridge Drivers | PMIC - Full, Half-Bridge Drivers | 
| 
                             | 
                                                        
                             | 
                                                    |
| Product Status | Obsolete | Obsolete | 
| Output Configuration | Half Bridge | - | 
| Applications | Synchronous Buck Converters, Voltage Regulators | Synchronous Buck Converters, Voltage Regulators | 
| Interface | PWM | PWM | 
| Load Type | Inductive | Inductive | 
| Technology | Power MOSFET | - | 
| Rds On (Typ) | - | - | 
| Current - Output / Channel | 60A | 50A | 
| Current - Peak Output | 90A | - | 
| Voltage - Supply | 4.5V ~ 7V | 4.5V ~ 7V | 
| Voltage - Load | 4.5V ~ 15V | 4.5V ~ 15V | 
| Operating Temperature | -40°C ~ 125°C (TJ) | - | 
| Features | Bootstrap Circuit, Diode Emulation, Status Flag | Diode Emulation, Status Flag | 
| Fault Protection | Over Temperature, Shoot-Through, UVLO | Current Limiting, Over Temperature, Over Voltage, UVLO | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 32-PowerVFQFN | 30-PowerVFQFN | 
| Supplier Device Package | 32-PQFN (6x6) | 30-PQFN (6x6) |