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| Part Number | UCC28880D | UCC28880DR | UCC28881D | UCC2888D | UCC28780D |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Not For New Designs | Not For New Designs | Active | Obsolete | Active |
| Output Isolation | Non-Isolated | Non-Isolated | Non-Isolated | Non-Isolated | Isolated |
| Internal Switch(s) | Yes | Yes | Yes | No | No |
| Voltage - Breakdown | 700V | 700V | 700V | - | - |
| Topology | Buck, Buck-Boost, Flyback | Buck, Buck-Boost, Flyback | Buck, Buck-Boost, Flyback | Flyback | Flyback |
| Voltage - Start Up | 3.9 V | 3.9 V | 3.9 V | 8.4 V | 17.5 V |
| Voltage - Supply (Vcc/Vdd) | 3.6V ~ 5V | 3.6V ~ 5V | 5V | 6V ~ 9.3V | 12V ~ 34V |
| Duty Cycle | 55% | 55% | 55% | 7.6% | - |
| Frequency - Switching | 62kHz | 62kHz | 62kHz | - | Up to 1MHz |
| Power (Watts) | - | - | 4.5 W | - | - |
| Fault Protection | Current Limiting, Over Load, Over Temperature, Short Circuit | Current Limiting, Over Load, Over Temperature, Short Circuit | Current Limiting, Over Load, Over Temperature, Short Circuit | Short Circuit | Over Current, Over Temperature, Over Voltage, Short Circuit |
| Control Features | - | - | - | - | - |
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 125°C (TJ) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TJ) |
| 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), 7 Leads | 8-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 7-SOIC | 7-SOIC | 7-SOIC | 8-SOIC | 16-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
