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| Part Number | MC33163DWG | MC34163DWG | MC33163DW | 
|---|---|---|---|
| Manufacturer | onsemi | onsemi | onsemi | 
| Product Status | Active | Active | Obsolete | 
| Function | Step-Up, Step-Down | Step-Up, Step-Down | Step-Up, Step-Down | 
| Output Configuration | Positive or Negative | Positive or Negative | Positive or Negative | 
| Topology | Buck, Boost | Buck, Boost | Buck, Boost | 
| Output Type | Adjustable | Adjustable | Adjustable | 
| Number of Outputs | 1 | 1 | 1 | 
| Voltage - Input (Min) | 2.5V | 2.5V | 2.5V | 
| Voltage - Input (Max) | 40V | 40V | 40V | 
| Voltage - Output (Min/Fixed) | 1.25V | 1.25V | 1.25V | 
| Voltage - Output (Max) | 40V (Switch) | 40V (Switch) | 40V (Switch) | 
| Current - Output | 3.4A (Switch) | 3.4A (Switch) | 3.4A (Switch) | 
| Frequency - Switching | 50kHz | 50kHz | 50kHz | 
| Synchronous Rectifier | No | No | No | 
| Operating Temperature | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | 16-SOIC (0.295", 7.50mm Width) | 16-SOIC (0.295", 7.50mm Width) | 16-SOIC (0.295", 7.50mm Width) | 
| Supplier Device Package | 16-SOIC | 16-SOIC | 16-SOIC |