| Part Number | MC33167T | MC34167T | 
|---|---|---|
| Manufacturer | onsemi | onsemi | 
| Category | PMIC - Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Function | Step-Up, Step-Down | Step-Up, Step-Down | 
| Output Configuration | Positive or Negative | Positive or Negative | 
| Topology | Buck, Boost | Buck, Boost | 
| Output Type | Adjustable | Adjustable | 
| Number of Outputs | 1 | 1 | 
| Voltage - Input (Min) | 7.5V | 7.5V | 
| Voltage - Input (Max) | 40V | 40V | 
| Voltage - Output (Min/Fixed) | 5.05V | 5.05V | 
| Voltage - Output (Max) | 40V (Switch) | 40V (Switch) | 
| Current - Output | 5.5A (Switch) | 5.5A (Switch) | 
| Frequency - Switching | 72kHz | 72kHz | 
| Synchronous Rectifier | No | No | 
| Operating Temperature | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | 
| Mounting Type | Through Hole | Through Hole | 
| Package / Case | TO-220-5 | TO-220-5 | 
| Supplier Device Package | TO-220-5 | TO-220-5 |