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| Part Number | LTC1644IGN#PBF | LTC1646IGN#PBF | LTC1642IGN#PBF | LTC1644CGN#PBF |
|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active | Active |
| Type | Hot Swap Controller | Hot Swap Controller | Hot Swap Controller | Hot Swap Controller |
| Number of Channels | 4 | 2 | 1 | 4 |
| Internal Switch(s) | Both | No | No | Both |
| Applications | CompactPCI™ | CompactPCI™ | InfiniBand™ | CompactPCI™ |
| Features | Latched Fault, Thermal Limit, UVLO | Latched Fault, UVLO | - | Latched Fault, Thermal Limit, UVLO |
| Programmable Features | Current Limit, Fault Timeout | Circuit Breaker, Current Limit, Fault Timeout, Slew Rate | Auto Retry, Current Limit, Fault Timeout, Latched Fault, UVLO | Current Limit, Fault Timeout |
| Voltage - Supply | 3.3V, 5V, ±12V | 3.3V, 5V | 2.97V ~ 16.5V | 3.3V, 5V, ±12V |
| Current - Output (Max) | 100mA, 500mA | - | - | 100mA, 500mA |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | 0°C ~ 70°C |
| Current - Supply | - | 1.5 mA | 1.25 mA | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 20-SSOP (0.154", 3.90mm Width) | 16-SSOP (0.154", 3.90mm Width) | 16-SSOP (0.154", 3.90mm Width) | 20-SSOP (0.154", 3.90mm Width) |
| Supplier Device Package | 20-SSOP | 16-SSOP | 16-SSOP | 20-SSOP |
