Datasheet Texas Instruments LM27342 — Ficha de datos
| Fabricante | Texas Instruments |
| Serie | LM27342 |
2A - Regulador Buck de amplio rango de entrada con sincronización de frecuencia
Hojas de datos
LM2734x and LM2734x-Q1 2-MHz, 1.5-A or 2-A, Wide Input Range, Step-Down, DC-DC Regulator With Frequency Synchronization datasheet
PDF, 2.3 Mb, Revisión: F, Archivo publicado: sept 12, 2016
Extracto del documento
Precios
Estado
| LM27342MY/NOPB | LM27342MYX/NOPB | LM27342SD/NOPB | LM27342SDX/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) |
| Disponibilidad de muestra del fabricante | No | Sí | Sí | Sí |
Embalaje
| LM27342MY/NOPB | LM27342MYX/NOPB | LM27342SD/NOPB | LM27342SDX/NOPB | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Pin | 10 | 10 | 10 | 10 |
| Package Type | DGQ | DGQ | DSC | DSC |
| Industry STD Term | HVSSOP | HVSSOP | WSON | WSON |
| JEDEC Code | S-PDSO-G | S-PDSO-G | S-PDSO-N | S-PDSO-N |
| Package QTY | 1000 | 3500 | 1000 | 4500 |
| Carrier | SMALL T&R | LARGE T&R | SMALL T&R | LARGE T&R |
| Device Marking | SSCA | SSCA | L231A | L231A |
| Width (mm) | 3 | 3 | 3 | 3 |
| Length (mm) | 3 | 3 | 3 | 3 |
| Thickness (mm) | 1.02 | 1.02 | .75 | .75 |
| Pitch (mm) | .5 | .5 | .5 | .5 |
| Max Height (mm) | 1.1 | 1.1 | .8 | .8 |
| Mechanical Data | Descargar | Descargar | Descargar | Descargar |
Paramétricos
| Parameters / Models | LM27342MY/NOPB | LM27342MYX/NOPB | LM27342SD/NOPB | LM27342SDX/NOPB |
|---|---|---|---|---|
| Control Mode | Current Mode | Current Mode | Current Mode | Current Mode |
| Duty Cycle(Max), % | 93 | 93 | 93 | 93 |
| Iout(Max), A | 2 | 2 | 2 | 2 |
| Iq(Typ), mA | 2.4 | 2.4 | 2.4 | 2.4 |
| Operating Temperature Range, C | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Package Group | MSOP-PowerPAD | MSOP-PowerPAD | WSON | WSON |
| Rating | Catalog | Catalog | Catalog | Catalog |
| Regulated Outputs | 1 | 1 | 1 | 1 |
| Special Features | Enable,Light Load Efficiency | Enable,Light Load Efficiency | Enable,Light Load Efficiency | Enable,Light Load Efficiency |
| Switching Frequency(Max), kHz | 2300 | 2300 | 2300 | 2300 |
| Switching Frequency(Min), kHz | 1750 | 1750 | 1750 | 1750 |
| Type | Converter | Converter | Converter | Converter |
| Vin(Max), V | 20 | 20 | 20 | 20 |
| Vin(Min), V | 3 | 3 | 3 | 3 |
| Vout(Max), V | 18 | 18 | 18 | 18 |
| Vout(Min), V | 1 | 1 | 1 | 1 |
Plan ecológico
| LM27342MY/NOPB | LM27342MYX/NOPB | LM27342SD/NOPB | LM27342SDX/NOPB | |
|---|---|---|---|---|
| RoHS | 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. - AN-1229 SIMPLE SWITCHER PCB Layout Guidelines (Rev. C)PDF, 374 Kb, Revisión: C, Archivo publicado: abr 23, 2013
This application report provides SIMPLE SWITCHER™ PCB layout guidelines.
Linea modelo
Serie: LM27342 (4)
Clasificación del fabricante
- Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Step-Down (Buck)> Buck Converter (Integrated Switch)