Datasheet Texas Instruments LM20144QMHE/NOPB — Ficha de datos
| Fabricante | Texas Instruments |
| Serie | LM20144-Q1 |
| Numero de parte | LM20144QMHE/NOPB |
Automotriz Grado 2.95-5.5V, 4A, Regulador sincrónico de corriente de modo actual con frecuencia ajustable 16-HTSSOP -40 a 125
Hojas de datos
PowerWise Adj Freq Synch Buck Reg datasheet
PDF, 1.5 Mb, Revisión: G, Archivo publicado: marzo 27, 2013
Extracto del documento
Precios
Estado
| Estado del ciclo de vida | Activo (Recomendado para nuevos diseños) |
| Disponibilidad de muestra del fabricante | Sí |
Embalaje
| Pin | 16 | 16 |
| Package Type | PWP | PWP |
| Industry STD Term | HTSSOP | HTSSOP |
| JEDEC Code | R-PDSO-G | R-PDSO-G |
| Package QTY | 250 | 250 |
| Carrier | SMALL T&R | SMALL T&R |
| Device Marking | 20144 | QMH |
| Width (mm) | 4.4 | 4.4 |
| Length (mm) | 5 | 5 |
| Thickness (mm) | 1 | 1 |
| Pitch (mm) | .65 | .65 |
| Max Height (mm) | 1.2 | 1.2 |
| Mechanical Data | Descargar | Descargar |
Paramétricos
| Control Mode | Current Mode |
| Duty Cycle(Max) | 85 % |
| Iout(Max) | 4 A |
| Iq(Typ) | 3.5 mA |
| Operating Temperature Range | -40 to 125 C |
| Package Group | HTSSOP |
| Rating | Automotive |
| Regulated Outputs | 1 |
| Special Features | Enable,Power Good,Pre-Bias Start-Up,Synchronous Rectification,Tracking |
| Switching Frequency(Max) | 1500 kHz |
| Switching Frequency(Min) | 500 kHz |
| Type | Converter |
| Vin(Max) | 5.5 V |
| Vin(Min) | 2.95 V |
| Vout(Max) | 5 V |
| Vout(Min) | 0.8 V |
Plan ecológico
| RoHS | Obediente |
Kits de diseño y Módulos de evaluación
- Evaluation Modules & Boards: LM20144EVAL
4A, PowerWiseВ® Adjustable Frequency Synchronous Buck Regulator Evaluation Module
Estado del ciclo de vida: Activo (Recomendado para nuevos diseños)
Notas de aplicación
- AN-2077 LM20k POL Module (Rev. A)PDF, 1.3 Mb, Revisión: A, Archivo publicado: mayo 3, 2013
The LM20k is a full-featured synchronous buck switching regulator capable of driving up to 6A of loadcurrent and converting an input voltage between 2.95V and 5.5V down to an output voltage as low as0.8V. Fault protection features include cycle-by-cycle current limit, output power good, and output overvoltageprotection. The dual function soft-start/tracking pin can be used to control the sta - AN-1751 4A LM20k Reference Designs (Rev. A)PDF, 215 Kb, Revisión: A, Archivo publicado: mayo 3, 2013
This application note discusses the design options using the high performance 4A synchronous buckconverters, LM20124, LM20134, and LM20144.
Linea modelo
Serie: LM20144-Q1 (3)
- LM20144QMH/NOPB LM20144QMHE/NOPB LM20144QMHX/NOPB
Clasificación del fabricante
- Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Converter (Integrated Switch)