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| Part Number | UCC28740D | UCC28780D | UCC28740DR | UCC28710D | UCC28720D | UCC28730D |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Active | Active | Active | Active |
| Output Isolation | Isolated | Isolated | Isolated | Isolated | Isolated | Isolated |
| Internal Switch(s) | No | No | No | No | No | No |
| Voltage - Breakdown | - | - | - | - | - | - |
| Topology | Flyback | Flyback | Flyback | Flyback | Flyback | Flyback |
| Voltage - Start Up | 21 V | 17.5 V | 21 V | 21 V | 21 V | 21 V |
| Voltage - Supply (Vcc/Vdd) | 9V ~ 35V | 12V ~ 34V | 9V ~ 35V | 9V ~ 35V | 9V ~ 35V | 9V ~ 35V |
| Duty Cycle | - | - | - | - | - | - |
| Frequency - Switching | 170Hz ~ 100kHz | Up to 1MHz | 170Hz ~ 100kHz | 680Hz ~ 100kHz | 650Hz ~ 80kHz | 32Hz ~ 83kHz |
| Power (Watts) | - | - | - | - | - | - |
| Fault Protection | Current Limiting, Over Voltage | Over Current, Over Temperature, Over Voltage, Short Circuit | Current Limiting, Over Voltage | Current Limiting, Over Voltage | Current Limiting, Over Voltage | Current Limiting, Over Voltage |
| Control Features | - | - | - | - | - | - |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Package / Case | 8-SOIC (0.154", 3.90mm Width), 7 Leads | 16-SOIC (0.154", 3.90mm Width) | 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), 7 Leads |
| Supplier Device Package | 7-SOIC | 16-SOIC | 7-SOIC | 7-SOIC | 7-SOIC | 7-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
