Datasheet Texas Instruments LM5175 — Ficha de datos
| Fabricante | Texas Instruments |
| Serie | LM5175 |
Controlador síncrono de refuerzo de 4 interruptores Vin de 42V de ancho
Hojas de datos
LM5175 42-V Wide VIN Synchronous 4-Switch Buck-Boost Controller datasheet
PDF, 1.7 Mb, Revisión: A, Archivo publicado: mayo 2, 2016
Extracto del documento
Precios
Estado
| LM5175PWPR | LM5175PWPT | LM5175RHFR | LM5175RHFT | |
|---|---|---|---|---|
| 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 | No |
Embalaje
| LM5175PWPR | LM5175PWPT | LM5175RHFR | LM5175RHFT | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Pin | 28 | 28 | 28 | 28 |
| Package Type | PWP | PWP | RHF | RHF |
| Industry STD Term | HTSSOP | HTSSOP | VQFN | VQFN |
| JEDEC Code | R-PDSO-G | R-PDSO-G | R-PQFP-N | R-PQFP-N |
| Package QTY | 2000 | 250 | 3000 | 250 |
| Carrier | LARGE T&R | SMALL T&R | LARGE T&R | SMALL T&R |
| Device Marking | LM5175 | LM5175 | LM5175 | LM5175 |
| Width (mm) | 4.4 | 4.4 | 4 | 4 |
| Length (mm) | 9.7 | 9.7 | 5 | 5 |
| Thickness (mm) | 1 | 1 | .9 | .9 |
| Pitch (mm) | .65 | .65 | .5 | .5 |
| Max Height (mm) | 1.2 | 1.2 | 1 | 1 |
| Mechanical Data | Descargar | Descargar | Descargar | Descargar |
Paramétricos
| Parameters / Models | LM5175PWPR | LM5175PWPT | LM5175RHFR | LM5175RHFT |
|---|---|---|---|---|
| Duty Cycle(Max), % | 100 | 100 | 100 | 100 |
| Iout(Max), A | 20 | 20 | 20 | 20 |
| Iq(Typ), mA | 1.65 | 1.65 | 1.65 | 1.65 |
| Operating Temperature Range, C | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Package Group | HTSSOP | HTSSOP | VQFN | VQFN |
| Rating | Catalog | Catalog | Catalog | Catalog |
| Special Features | Adjustable Current Limit,Enable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous Rectification,UVLO Adjustable | Adjustable Current Limit,Enable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous Rectification,UVLO Adjustable | Adjustable Current Limit,Enable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous Rectification,UVLO Adjustable | Adjustable Current Limit,Enable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous Rectification,UVLO Adjustable |
| Switch Current Limit(Min), A | 20 | 20 | 20 | 20 |
| Switching Frequency(Max), kHz | 600 | 600 | 600 | 600 |
| Switching Frequency(Min), kHz | 100 | 100 | 100 | 100 |
| Topology | Buck/Boost | Buck/Boost | Buck/Boost | Buck/Boost |
| Type | Controller | Controller | Controller | Controller |
| Vin(Max), V | 42 | 42 | 42 | 42 |
| Vin(Min), V | 3.5 | 3.5 | 3.5 | 3.5 |
| Vout(Max), V | 55 | 55 | 55 | 55 |
| Vout(Min), V | 0.8 | 0.8 | 0.8 | 0.8 |
Plan ecológico
| LM5175PWPR | LM5175PWPT | LM5175RHFR | LM5175RHFT | |
|---|---|---|---|---|
| RoHS | Obediente | Obediente | Obediente | Obediente |
Notas de aplicación
- Maintaining Output Voltage Regulation During Automotive Cold-Crank with LM5175 BPDF, 104 Kb, Archivo publicado: mayo 26, 2015
- Designing the front-end DC/DC conversion stage to withstand automotive transientPDF, 336 Kb, Archivo publicado: enero 18, 2017
- Reduce buck-converter EMI and voltage stress by minimizing inductive parasiticsPDF, 926 Kb, Archivo publicado: jul 21, 2016
Linea modelo
Serie: LM5175 (4)
Clasificación del fabricante
- Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Buck/Boost, Inverting or Split-Rail> Buck/Boost or Inverting Controller (External Switch)