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| Part Number | LM2781TP/NOPB | LM2781TPX/NOPB | LM2787TP/NOPB | LM2780TP/NOPB |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Function | Ratiometric | Ratiometric | Step-Down | Ratiometric |
| Output Configuration | Negative | Negative | Negative | Negative |
| Topology | Charge Pump | Charge Pump | Charge Pump | Charge Pump |
| Output Type | Fixed | Fixed | Adjustable | Fixed |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 1.8V | 1.8V | 2.7V | 1.8V |
| Voltage - Input (Max) | 5.5V | 5.5V | 5.5V | 5.5V |
| Voltage - Output (Min/Fixed) | -Vin | -Vin | -1.5V | -Vin |
| Voltage - Output (Max) | - | - | -5.2V | - |
| Current - Output | 50mA | 50mA | 10mA | 50mA |
| Frequency - Switching | 210kHz | 210kHz | 260kHz | 12kHz |
| Synchronous Rectifier | No | No | No | No |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 8-UFBGA | 8-UFBGA | 8-UFBGA | 8-UFBGA |
| Supplier Device Package | 8-DSBGA | 8-DSBGA | 8-DSBGA | 8-DSBGA |
