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| Part Number | UCC28881D | UCC28881DR | UCC2888D | UCC28880D |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Obsolete | Not For New Designs |
| Output Isolation | Non-Isolated | Non-Isolated | Non-Isolated | Non-Isolated |
| Internal Switch(s) | Yes | Yes | No | Yes |
| Voltage - Breakdown | 700V | 700V | - | 700V |
| Topology | Buck, Buck-Boost, Flyback | Buck, Buck-Boost, Flyback | Flyback | Buck, Buck-Boost, Flyback |
| Voltage - Start Up | 3.9 V | 3.9 V | 8.4 V | 3.9 V |
| Voltage - Supply (Vcc/Vdd) | 5V | 5V | 6V ~ 9.3V | 3.6V ~ 5V |
| Duty Cycle | 55% | 55% | 7.6% | 55% |
| Frequency - Switching | 62kHz | 62kHz | - | 62kHz |
| Power (Watts) | 4.5 W | 4.5 W | - | - |
| Fault Protection | Current Limiting, Over Load, Over Temperature, Short Circuit | Current Limiting, Over Load, Over Temperature, Short Circuit | Short Circuit | Current Limiting, Over Load, Over Temperature, Short Circuit |
| Control Features | - | - | - | - |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 85°C (TA) | -40°C ~ 105°C (TA) |
| Package / Case | 8-SOIC (0.154", 3.90mm Width), 7 Leads | 8-SOIC (0.154", 3.90mm Width), 7 Leads | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width), 7 Leads |
| Supplier Device Package | 7-SOIC | 7-SOIC | 8-SOIC | 7-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
