Datasheet Texas Instruments LM26420-Q1 — Ficha de datos
| Fabricante | Texas Instruments |
| Serie | LM26420-Q1 |
Doble 2.0A, Regulador DC-DC sincrónico reductor de alta frecuencia
Hojas de datos
LM26420/LM26420-Q0/Q1 Dual 2-A Automotive-Qualified, High-Efficiency Synchronous DC-DC Converter datasheet
PDF, 1.7 Mb, Revisión: K, Archivo publicado: abr 27, 2016
Extracto del documento
Precios
Estado
| LM26420Q0XMH/NOPB | LM26420Q0XMHX/NOPB | LM26420Q1XMH/NOPB | LM26420Q1XMHX/NOPB | LM26420Q1XSQ/NOPB | LM26420Q1XSQX/NOPB | |
|---|---|---|---|---|---|---|
| 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) | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) |
| Disponibilidad de muestra del fabricante | Sí | No | Sí | Sí | Sí | No |
Embalaje
| LM26420Q0XMH/NOPB | LM26420Q0XMHX/NOPB | LM26420Q1XMH/NOPB | LM26420Q1XMHX/NOPB | LM26420Q1XSQ/NOPB | LM26420Q1XSQX/NOPB | |
|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 |
| Pin | 20 | 20 | 20 | 20 | 16 | 16 |
| Package Type | PWP | PWP | PWP | PWP | RUM | RUM |
| Industry STD Term | HTSSOP | HTSSOP | HTSSOP | HTSSOP | WQFN | WQFN |
| JEDEC Code | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | S-PQFP-N | S-PQFP-N |
| Package QTY | 73 | 2500 | 73 | 2500 | 1000 | 4500 |
| Carrier | TUBE | LARGE T&R | TUBE | LARGE T&R | SMALL T&R | LARGE T&R |
| Device Marking | LM26420 | Q0XMH | Q1XMH | LM26420 | L26420Q | L26420Q |
| Width (mm) | 4.4 | 4.4 | 4.4 | 4.4 | 4 | 4 |
| Length (mm) | 6.5 | 6.5 | 6.5 | 6.5 | 4 | 4 |
| Thickness (mm) | 1 | 1 | 1 | 1 | .75 | .75 |
| Pitch (mm) | .65 | .65 | .65 | .65 | .65 | .65 |
| Max Height (mm) | 1.2 | 1.2 | 1.2 | 1.2 | .8 | .8 |
| Mechanical Data | Descargar | Descargar | Descargar | Descargar | Descargar | Descargar |
Paramétricos
| Parameters / Models | LM26420Q0XMH/NOPB | LM26420Q0XMHX/NOPB | LM26420Q1XMH/NOPB | LM26420Q1XMHX/NOPB | LM26420Q1XSQ/NOPB | LM26420Q1XSQX/NOPB |
|---|---|---|---|---|---|---|
| Control Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode |
| Duty Cycle(Max), % | 98 | 98 | 98 | 98 | 98 | 98 |
| Iout(Max), A | 2 | 2 | 2 | 2 | 2 | 2 |
| Iq(Typ), mA | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 |
| Operating Temperature Range, C | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Package Group | HTSSOP | HTSSOP | HTSSOP | HTSSOP | WQFN | WQFN |
| Rating | Automotive | Automotive | Automotive | Automotive | Automotive | Automotive |
| Regulated Outputs | 2 | 2 | 2 | 2 | 2 | 2 |
| Special Features | Enable,Light Load Efficiency,Phase Interleaving,Power Good,Pre-Bias Start-Up,Synchronous Rectification | Enable,Light Load Efficiency,Phase Interleaving,Power Good,Pre-Bias Start-Up,Synchronous Rectification | Enable,Light Load Efficiency,Phase Interleaving,Power Good,Pre-Bias Start-Up,Synchronous Rectification | Enable,Light Load Efficiency,Phase Interleaving,Power Good,Pre-Bias Start-Up,Synchronous Rectification | Enable,Light Load Efficiency,Phase Interleaving,Power Good,Pre-Bias Start-Up,Synchronous Rectification | Enable,Light Load Efficiency,Phase Interleaving,Power Good,Pre-Bias Start-Up,Synchronous Rectification |
| Switching Frequency(Max), kHz | 2200 | 2200 | 2200 | 2200 | 2200 | 2200 |
| Switching Frequency(Min), kHz | 550 | 550 | 550 | 550 | 550 | 550 |
| Type | Converter | Converter | Converter | Converter | Converter | Converter |
| Vin(Max), V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Vin(Min), V | 3 | 3 | 3 | 3 | 3 | 3 |
| Vout(Max), V | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 |
| Vout(Min), V | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
Plan ecológico
| LM26420Q0XMH/NOPB | LM26420Q0XMHX/NOPB | LM26420Q1XMH/NOPB | LM26420Q1XMHX/NOPB | LM26420Q1XSQ/NOPB | LM26420Q1XSQX/NOPB | |
|---|---|---|---|---|---|---|
| RoHS | Obediente | Obediente | Obediente | Obediente | Obediente | Obediente |
Notas de aplicación
- AN-1973 Benefits and Challenges of High-Frequency Regulators (Rev. A)PDF, 661 Kb, Revisión: A, Archivo publicado: abr 23, 2013
This application note considers both the benefits and challenges of using high-frequency regulators.
Linea modelo
Serie: LM26420-Q1 (6)
Clasificación del fabricante
- Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Step-Down (Buck)> Buck Converter (Integrated Switch)