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| Part Number | FAN2012EMPX | FAN2012MPX | FAN2011EMPX | 
|---|---|---|---|
| Manufacturer | onsemi | onsemi | Fairchild Semiconductor | 
| Product Status | Last Time Buy | Last Time Buy | Obsolete | 
| Function | Step-Down | Step-Down | Step-Down | 
| Output Configuration | Positive | Positive | Positive | 
| Topology | Buck | Buck | Buck | 
| Output Type | Adjustable | Adjustable | Adjustable | 
| Number of Outputs | 1 | 1 | 1 | 
| Voltage - Input (Min) | 4.5V | 4.5V | 4.5V | 
| Voltage - Input (Max) | 5.5V | 5.5V | 5.5V | 
| Voltage - Output (Min/Fixed) | 0.8V | 0.8V | 0.8V | 
| Voltage - Output (Max) | 5.5V | 5.5V | 5.5V | 
| Current - Output | 1.5A | 1.5A | 1.5A | 
| Frequency - Switching | 1.3MHz | 1.3MHz | 1.3MHz | 
| Synchronous Rectifier | Yes | Yes | Yes | 
| Operating Temperature | -40°C ~ 85°C (TA) | 0°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | 6-WDFN Exposed Pad | 6-WDFN Exposed Pad | 6-WDFN Exposed Pad | 
| Supplier Device Package | 6-MLP (3x3) | 6-MLP (3x3) | 6-MLP (3x3) |