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| Part Number | LTC1174IN8#PBF | LTC1174IS8#PBF | LTC1144IN8#PBF | LTC1174CN8#PBF |
|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Linear Technology |
| Product Status | Active | Active | Active | Obsolete |
| Function | Step-Up, Step-Down, Step-Up/Step-Down | Step-Up, Step-Down, Step-Up/Step-Down | Ratiometric | Step-Down, Step-Up/Step-Down |
| Output Configuration | Positive or Negative | Positive or Negative | Positive or Negative | Positive or Negative |
| Topology | Buck, Buck-Boost | Buck, Buck-Boost | Charge Pump | Buck, Buck-Boost |
| Output Type | Adjustable | Adjustable | Fixed | Adjustable |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 4V | 4V | 2V | 4V |
| Voltage - Input (Max) | 18.5V | 18.5V | 18V | 13.5V |
| Voltage - Output (Min/Fixed) | 1.25V | 1.25V | -Vin, 2Vin, Vin/2 | 1.25V |
| Voltage - Output (Max) | 13V | 13V | - | 13V |
| Current - Output | 340mA, 600mA | 340mA, 600mA | 50mA | 1A (Switch) |
| Frequency - Switching | 200kHz | 200kHz | 4kHz ~ 10kHz | 200kHz |
| Synchronous Rectifier | No | No | No | No |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | Through Hole | Surface Mount | Through Hole | Through Hole |
| Package / Case | 8-DIP (0.300", 7.62mm) | 8-SOIC (0.154", 3.90mm Width) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | 8-PDIP | 8-SO | 8-PDIP | 8-PDIP |
