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| Part Number | UCC3921D | UCC3921N | UCC2921D |
|---|---|---|---|
| Manufacturer | Texas Instruments | Unitrode | Unitrode |
| Product Status | Active | Active | Active |
| Type | Hot Swap Controller | Hot Swap Controller | Hot Swap Controller |
| Number of Channels | 1 | 1 | 1 |
| Internal Switch(s) | No | No | No |
| Applications | General Purpose | General Purpose | General Purpose |
| Features | UVLO | UVLO | UVLO |
| Programmable Features | Auto Retry, Circuit Breaker, Current Limit, Fault Timeout, Latched Fault | Auto Retry, Circuit Breaker, Current Limit, Fault Timeout, Latched Fault | Auto Retry, Circuit Breaker, Current Limit, Fault Timeout, Latched Fault |
| Voltage - Supply | -48V | -48V | -48V |
| Current - Output (Max) | - | - | - |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | -40°C ~ 85°C |
| Current - Supply | 1 mA | 1 mA | 1 mA |
| Mounting Type | Surface Mount | Through Hole | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-DIP (0.300", 7.62mm) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC | 8-PDIP | 8-SOIC |
