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| Part Number | LTC1261CS8#PBF | LTC1261IS8#PBF | LTC1261LCS8#PBF | LTC1261CS#PBF |
|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active | Active |
| Function | Step-Up/Step-Down | Step-Up/Step-Down | Step-Up/Step-Down | Step-Up/Step-Down |
| Output Configuration | Negative | Negative | Negative | Negative |
| Topology | Charge Pump | Charge Pump | Charge Pump | Charge Pump |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 3V | 3V | 2.7V | 3V |
| Voltage - Input (Max) | 8V | 8V | 5.25V | 8V |
| Voltage - Output (Min/Fixed) | -1.25V | -1.25V | -1.23V | -1.25V |
| Voltage - Output (Max) | -8V | -8V | -5V | -8V |
| Current - Output | 12mA | 12mA | 20mA | 12mA |
| Frequency - Switching | 550kHz | 550kHz | 650kHz | 550kHz |
| Synchronous Rectifier | No | No | No | No |
| Operating Temperature | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SO | 8-SO | 8-SO | 14-SO |
