UCC3921D/81143
IC HOT SWAP CTRLR GP 8SOICManufacturer: Texas Instruments
Categories: Hot Swap Controllers
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Texas Instruments UCC3921D-81143 is a single-channel, general-purpose hot-swap controller housed in an 8-SOIC package. This component is designed for applications requiring robust power management and protection. Key features include Under Voltage Lockout (UVLO) and programmable options such as Auto Retry, Circuit Breaker, Current Limit, and Fault Timeout. The device operates from a -48V supply voltage and draws a typical supply current of 1 mA. Mounting is via surface mount technology. This hot-swap controller is commonly found in telecommunications infrastructure, industrial control systems, and power supply units where reliable hot-plugging capabilities and fault tolerance are critical.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Features | UVLO |
| Packaging | Tube |
| Package / Case | 8-SOIC (0.154"", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Type | Hot Swap Controller |
| Operating Temperature | 0°C ~ 70°C |
| Voltage - Supply | -48V |
| Applications | General Purpose |
| Internal Switch(s) | No |
| Current - Output (Max) | - |
| Supplier Device Package | 8-SOIC |
| Programmable Features | Auto Retry, Circuit Breaker, Current Limit, Fault Timeout, Latched Fault |
| Number of Channels | 1 |
| Current - Supply | 1 mA |
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