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| Part Number | FX001 | FX003 |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Product Status | Active | Active |
| Output Type | Transistor Driver | Transistor Driver |
| Function | Step-Down | Step-Down |
| Output Configuration | Positive | Positive |
| Topology | Buck | Buck |
| Number of Outputs | 2 | 1 |
| Output Phases | 1 | 1 |
| Voltage - Supply (Vcc/Vdd) | 5.5V ~ 28V | 3V ~ 28V |
| Frequency - Switching | - | 300kHz ~ 670kHz |
| Duty Cycle (Max) | - | - |
| Synchronous Rectifier | Yes | Yes |
| Clock Sync | No | No |
| Serial Interfaces | - | - |
| Control Features | Enable, On Time Control, Power Good | Enable, Power Good |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 24-VFQFN Exposed Pad | 16-WFQFN Exposed Pad |
| Supplier Device Package | 24-VQFN (4x4) | 16-WQFN (3x3) |
