Datasheet Texas Instruments LM26420 — Ficha de datos
Fabricante | Texas Instruments |
Serie | LM26420 |
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
LM26420XMH/NOPB | LM26420XMHX/NOPB | LM26420XSQ/NOPB | LM26420XSQX/NOPB | LM26420YMH/NOPB | LM26420YMHX/NOPB | LM26420YSQ/NOPB | LM26420YSQX/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) | Activo (Recomendado para nuevos diseños) | Activo (Recomendado para nuevos diseños) |
Disponibilidad de muestra del fabricante | No | No | Sí | Sí | Sí | Sí | Sí | No |
Embalaje
LM26420XMH/NOPB | LM26420XMHX/NOPB | LM26420XSQ/NOPB | LM26420XSQX/NOPB | LM26420YMH/NOPB | LM26420YMHX/NOPB | LM26420YSQ/NOPB | LM26420YSQX/NOPB | |
---|---|---|---|---|---|---|---|---|
N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
Pin | 20 | 20 | 16 | 16 | 20 | 20 | 16 | 16 |
Package Type | PWP | PWP | RUM | RUM | PWP | PWP | RUM | RUM |
Industry STD Term | HTSSOP | HTSSOP | WQFN | WQFN | HTSSOP | HTSSOP | WQFN | WQFN |
JEDEC Code | R-PDSO-G | R-PDSO-G | S-PQFP-N | S-PQFP-N | R-PDSO-G | R-PDSO-G | S-PQFP-N | S-PQFP-N |
Package QTY | 73 | 2500 | 1000 | 4500 | 73 | 2500 | 1000 | 4500 |
Carrier | TUBE | LARGE T&R | SMALL T&R | LARGE T&R | TUBE | LARGE T&R | SMALL T&R | LARGE T&R |
Device Marking | LM26420 | XMH | L26420X | L26420X | LM26420 | YMH | L26420Y | L26420Y |
Width (mm) | 4.4 | 4.4 | 4 | 4 | 4.4 | 4.4 | 4 | 4 |
Length (mm) | 6.5 | 6.5 | 4 | 4 | 6.5 | 6.5 | 4 | 4 |
Thickness (mm) | 1 | 1 | .75 | .75 | 1 | 1 | .75 | .75 |
Pitch (mm) | .65 | .65 | .65 | .65 | .65 | .65 | .65 | .65 |
Max Height (mm) | 1.2 | 1.2 | .8 | .8 | 1.2 | 1.2 | .8 | .8 |
Mechanical Data | Descargar | Descargar | Descargar | Descargar | Descargar | Descargar | Descargar | Descargar |
Paramétricos
Parameters / Models | LM26420XMH/NOPB | LM26420XMHX/NOPB | LM26420XSQ/NOPB | LM26420XSQX/NOPB | LM26420YMH/NOPB | LM26420YMHX/NOPB | LM26420YSQ/NOPB | LM26420YSQX/NOPB |
---|---|---|---|---|---|---|---|---|
Control Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode |
Duty Cycle(Max), % | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 |
Iout(Max), A | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Iq(Typ), mA | 0.9 | 0.9 | 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 | -40 to 125 | -40 to 125 |
Package Group | HTSSOP | HTSSOP | WQFN | WQFN | HTSSOP | HTSSOP | WQFN | WQFN |
Rating | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |
Regulated Outputs | 2 | 2 | 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 | 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 | 2200 | 2200 |
Switching Frequency(Min), kHz | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 |
Type | Converter | Converter | Converter | Converter | Converter | Converter | Converter | Converter |
Vin(Max), V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
Vin(Min), V | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
Vout(Max), V | 4.5 | 4.5 | 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 | 0.8 | 0.8 |
Plan ecológico
LM26420XMH/NOPB | LM26420XMHX/NOPB | LM26420XSQ/NOPB | LM26420XSQX/NOPB | LM26420YMH/NOPB | LM26420YMHX/NOPB | LM26420YSQ/NOPB | LM26420YSQX/NOPB | |
---|---|---|---|---|---|---|---|---|
RoHS | Obediente | Obediente | 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 (8)
Clasificación del fabricante
- Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Step-Down (Buck)> Buck Converter (Integrated Switch)