Datasheet Texas Instruments UCC256403
| Manufacturer | Texas Instruments |
| Series | UCC256403 |

LLC resonant controller with ultra-low power and ultra-quiet standby operation
Datasheets
Datasheet
Status
| UCC256403ADDBR | UCC256403DDBR | UCC256403DDBT | |
|---|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No | No | No |
Packaging
| UCC256403ADDBR | UCC256403DDBR | UCC256403DDBT | |
|---|---|---|---|
| N | 1 | 2 | 3 |
| Pin | 14 | 14 | 14 |
| Package Type | DDB | DDB | DDB |
| Industry STD Term | SOIC | SOIC | SOIC |
| JEDEC Code | R-PDCC-L | R-PDCC-L | R-PDCC-L |
| Package QTY | 2500 | 2500 | 250 |
| Carrier | LARGE T&R | LARGE T&R | SMALL T&R |
| Device Marking | UCC256403A | UCC256403 | UCC256403 |
| Width (mm) | 3.9 | 3.9 | 3.9 |
| Length (mm) | 9 | 9 | 9 |
| Thickness (mm) | 1.58 | 1.58 | 1.58 |
| Pitch (mm) | 1.27 | 1.27 | 1.27 |
| Max Height (mm) | 1.75 | 1.75 | 1.75 |
| Mechanical Data | Download | Download | Download |
Parametrics
| Parameters / Models | UCC256403ADDBR![]() | UCC256403DDBR![]() | UCC256403DDBT![]() |
|---|---|---|---|
| Approx. price, US$ | .704 | 1ku | .704 | 1ku | .704 | 1ku |
| Control method | Current | Current | Current |
| Duty cycle(Max), % | 50 | 50 | 50 |
| Features | Integrated Gate Drivers,Light Load Efficiency,Low Power,Programmable Soft Start,Thermal Shutdown,Zero Voltage Switching | Integrated Gate Drivers,Light Load Efficiency,Low Power,Programmable Soft Start,Thermal Shutdown,Zero Voltage Switching | Integrated Gate Drivers,Light Load Efficiency,Low Power,Programmable Soft Start,Thermal Shutdown,Zero Voltage Switching |
| Frequency(Min), kHz | 35 | 35 | 35 |
| Gate drive(Typ), A | 0.6 | 0.6 | 0.6 |
| Operating temperature range, C | -40 to 125 | -40 to 125 | -40 to 125 |
| Package Group | SOIC|14 | SOIC|14 | SOIC|14 |
| Package size: mm2:W x L, PKG | 14SOIC: 59 mm2: 6 x 9.9 (SOIC|14) | 14SOIC: 59 mm2: 6 x 9.9 (SOIC|14) | 14SOIC: 59 mm2: 6 x 9.9 (SOIC|14) |
| Rating | Catalog | Catalog | Catalog |
| Topology | Half-Bridge,Resonant LLC | Half-Bridge,Resonant LLC | Half-Bridge,Resonant LLC |
| VCC(Max), V | 30 | 30 | 30 |
| VCC(Min), V | 11.25 | 11.25 | 11.25 |
Eco Plan
| UCC256403ADDBR | UCC256403DDBR | UCC256403DDBT | |
|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant |
| Pb Free | Yes | Yes | Yes |
Model Line
Series: UCC256403 (3)
Manufacturer's Classification
- Semiconductors > Analog and Mixed-Signal > Power management > Offline & isolated DC/DC controllers & converters > PWM controllers & resonant controllers