Datasheet Texas Instruments UCC28780
| Manufacturer | Texas Instruments |
| Series | UCC28780 |
Adaptive Zero Voltage Switching Active-Clamp Flyback Controller
Datasheets
UCC28780 High Frequency Active Clamp Flyback Controller datasheet
PDF, 2.8 Mb, Revision: A, File published: Feb 22, 2018
Extract from the document
Prices
Status
| UCC28780D | UCC28780DR | UCC28780RTER | UCC28780RTET | |
|---|---|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No | Yes | Yes | No |
Packaging
| UCC28780D | UCC28780DR | UCC28780RTER | UCC28780RTET | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Pin | 16 | 16 | 16 | 16 |
| Package Type | D | D | RTE | RTE |
| Industry STD Term | SOIC | SOIC | WQFN | WQFN |
| JEDEC Code | R-PDSO-G | R-PDSO-G | S-PQFP-N | S-PQFP-N |
| Package QTY | 40 | 2500 | 3000 | 250 |
| Carrier | TUBE | LARGE T&R | LARGE T&R | SMALL T&R |
| Width (mm) | 3.91 | 3.91 | 3 | 3 |
| Length (mm) | 9.9 | 9.9 | 3 | 3 |
| Thickness (mm) | 1.58 | 1.58 | 0.75 | 0.75 |
| Pitch (mm) | 1.27 | 1.27 | 0.5 | 0.5 |
| Max Height (mm) | 1.75 | 1.75 | 0.8 | 0.8 |
| Mechanical Data | Download | Download | Download | Download |
Parametrics
| Parameters / Models | UCC28780D | UCC28780DR | UCC28780RTER | UCC28780RTET |
|---|---|---|---|---|
| Control Method | Current | Current | Current | Current |
| Duty Cycle(Max), % | 99 | 99 | 99 | 99 |
| Features | Zero Voltage Switching,Active Clamp Flyback | Zero Voltage Switching,Active Clamp Flyback | Zero Voltage Switching,Active Clamp Flyback | Zero Voltage Switching,Active Clamp Flyback |
| Frequency(Max), kHz | 1000 | 1000 | 1000 | 1000 |
| Frequency(Min), kHz | 34 | 34 | 34 | 34 |
| Operating Temperature Range, C | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Package Group | SOIC | SOIC | WQFN | WQFN |
| Package Size: mm2:W x L, PKG | 16SOIC: 59 mm2: 6 x 9.9(SOIC) | 16SOIC: 59 mm2: 6 x 9.9(SOIC) | 16WQFN: 9 mm2: 3 x 3(WQFN) | 16WQFN: 9 mm2: 3 x 3(WQFN) |
| Rating | Catalog | Catalog | Catalog | Catalog |
| UVLO Thresholds On/Off, V | 17.5/10 | 17.5/10 | 17.5/10 | 17.5/10 |
Eco Plan
| UCC28780D | UCC28780DR | UCC28780RTER | UCC28780RTET | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant |
Application Notes
- Increasing Power Density With Active Clamp Flyback (UCC28780)PDF, 177 Kb, File published: Feb 27, 2018
Model Line
Series: UCC28780 (4)
Manufacturer's Classification
- Semiconductors > Power Management > Offline and Isolated DC/DC Controllers and Converters > Flyback Controller
