Datasheet Texas Instruments TL2844B — Ficha de datos
| Fabricante | Texas Instruments |
| Serie | TL2844B |
Controlador PWM de modo actual de alto rendimiento
Hojas de datos
High Performance Current-Mode PWM Controllers datasheet
PDF, 720 Kb, Revisión: B, Archivo publicado: jul 2, 2007
Extracto del documento
Precios
Estado
| TL2844BD-8 | TL2844BDR | TL2844BDR-8 | TL2844BDRG4-8 | |
|---|---|---|---|---|
| Estado del ciclo de vida | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) |
| Disponibilidad de muestra del fabricante | Sí | Sí | Sí | No |
Embalaje
| TL2844BD-8 | TL2844BDR | TL2844BDR-8 | TL2844BDRG4-8 | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Pin | 8 | 14 | 8 | 8 |
| Package Type | D | D | D | D |
| Industry STD Term | SOIC | SOIC | SOIC | SOIC |
| JEDEC Code | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G |
| Package QTY | 75 | 2500 | 2500 | 2500 |
| Carrier | TUBE | LARGE T&R | LARGE T&R | LARGE T&R |
| Device Marking | 2844B | TL2844B | 2844B | 2844B |
| Width (mm) | 3.91 | 3.91 | 3.91 | 3.91 |
| Length (mm) | 4.9 | 8.65 | 4.9 | 4.9 |
| Thickness (mm) | 1.58 | 1.58 | 1.58 | 1.58 |
| Pitch (mm) | 1.27 | 1.27 | 1.27 | 1.27 |
| Max Height (mm) | 1.75 | 1.75 | 1.75 | 1.75 |
| Mechanical Data | Descargar | Descargar | Descargar | Descargar |
Paramétricos
| Parameters / Models | TL2844BD-8 | TL2844BDR | TL2844BDR-8 | TL2844BDRG4-8 |
|---|---|---|---|---|
| Control Method | Current | Current | Current | Current |
| Duty Cycle(Max), % | 50 | 50 | 50 | 50 |
| Frequency(Max), kHz | 500 | 500 | 500 | 500 |
| Frequency(Min), kHz | 49 | 49 | 49 | 49 |
| Gate Drive(Typ), A | 0.2 | 0.2 | 0.2 | 0.2 |
| Operating Temperature Range, C | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| Package Group | SOIC | SOIC | SOIC | SOIC |
| Rating | Catalog | Catalog | Catalog | Catalog |
| Special Features | Adjustable Switching Frequency,Error Amplifier,Multi-topology | Adjustable Switching Frequency,Error Amplifier,Multi-topology | Adjustable Switching Frequency,Error Amplifier,Multi-topology | Adjustable Switching Frequency,Error Amplifier,Multi-topology |
| Topology | Boost,Flyback,Forward | Boost,Flyback,Forward | Boost,Flyback,Forward | Boost,Flyback,Forward |
| UVLO Thresholds On/Off, V | 16/10 | 16/10 | 16/10 | 16/10 |
| Vin(Max), V | 30 | 30 | 30 | 30 |
| Vin(Min), V | 17 | 17 | 17 | 17 |
Plan ecológico
| TL2844BD-8 | TL2844BDR | TL2844BDR-8 | TL2844BDRG4-8 | |
|---|---|---|---|---|
| RoHS | Obediente | Obediente | Obediente | Obediente |
Linea modelo
Serie: TL2844B (4)
Clasificación del fabricante
- Semiconductors> Power Management> Offline and Isolated DC/DC Controllers and Converters> PWM and Resonant Controller