Datasheet Texas Instruments TPS61090RSARG4 — Ficha de datos
| Fabricante | Texas Instruments |
| Serie | TPS61090 |
| Numero de parte | TPS61090RSARG4 |
Interruptor 2A, convertidor de refuerzo 96% eficiente 16-QFN -40 a 85
Hojas de datos
TPS6109x Synchronous Boost Converter With 2-A Switch datasheet
PDF, 1.0 Mb, Revisión: C, Archivo publicado: dic 24, 2014
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 | RSA | RSA |
| Industry STD Term | VQFN | VQFN |
| JEDEC Code | S-PQFP-N | S-PQFP-N |
| Package QTY | 3000 | 3000 |
| Carrier | LARGE T&R | LARGE T&R |
| Device Marking | TPS6 | 1090 |
| Width (mm) | 4 | 4 |
| Length (mm) | 4 | 4 |
| Thickness (mm) | .9 | .9 |
| Pitch (mm) | .65 | .65 |
| Max Height (mm) | 1 | 1 |
| Mechanical Data | Descargar | Descargar |
Paramétricos
| Duty Cycle(Max) | 100 % |
| Iq(Typ) | 0.02 mA |
| Operating Temperature Range | -40 to 85 C |
| Package Group | QFN |
| Rating | Catalog |
| Regulated Outputs | 1 |
| Special Features | Enable,Frequency Synchronization,Light Load Efficiency,Load Disconnect,Power Good |
| Switch Current Limit(Min) | 2 A |
| Switch Current Limit(Typ) | 2 A |
| Switching Frequency(Max) | 700 kHz |
| Switching Frequency(Min) | 500 kHz |
| Type | Converter |
| Vin(Max) | 5.5 V |
| Vin(Min) | 1.8 V |
| Vout(Max) | 5.5 V |
| Vout(Min) | 1.8 V |
Plan ecológico
| RoHS | Obediente |
Kits de diseño y Módulos de evaluación
- Evaluation Modules & Boards: TPS61090EVM-029
TPS61090 Evaluation Module
Estado del ciclo de vida: Activo (Recomendado para nuevos diseños) - Evaluation Modules & Boards: TPS61070EVM-062
TPS61070 Evaluation Module
Estado del ciclo de vida: Activo (Recomendado para nuevos diseños)
Notas de aplicación
- Powering a White LED Flashlight with the TPS61090PDF, 74 Kb, Archivo publicado: mayo 23, 2005
This application report details how to drive a 3-W white LED from a single lithium-ion battery using the Texas Instruments TPS61090 low-power dc-dc boost converter to achieve efficiencies >90%. Design considerations and equations needed for driving a single, multiple-watt white LED are covered including efficiency improvements, peak switch current calculations, and a soft-start considerations. - Automated Frequency Response AnalyzerPDF, 939 Kb, Archivo publicado: oct 9, 2013
This application report discusses a new method of doing stability Analysis testing by using basic labequipment, while not requiring any specific instruments. - Five Steps to a Good PCB Layout of the Boost ConverterPDF, 701 Kb, Archivo publicado: mayo 3, 2016
- Minimizing Ringing at the Switch Node of a Boost ConverterPDF, 201 Kb, Archivo publicado: sept 15, 2006
The application report explains how to use proper board layout and/or a snubber to reduce high-frequency ringing at the switch node of a boost converter. - Design considerations for a resistive feedback divider in a DC/DC converterPDF, 393 Kb, Archivo publicado: abr 26, 2012
- Basic Calculation of a Boost Converter's Power Stage (Rev. C)PDF, 186 Kb, Revisión: C, Archivo publicado: enero 8, 2014
This application note gives the equations to calculate the power stage of a boost converter built with an IC with integrated switch and operating in continuous conduction mode. It is not intended to give details on the functionality of a boost converter (see Reference 1) or how to compensate a converter. See the references at the end of this document if more detail is needed. - Optimizing Transient Response of Internally Compensated DC-DC Converters (Rev. A)PDF, 1.1 Mb, Revisión: A, Archivo publicado: mayo 11, 2015
- Extending the Soft Start Time Without a Soft Start Pin (Rev. B)PDF, 387 Kb, Revisión: B, Archivo publicado: jun 15, 2017
- Choosing an Appropriate Pull-up/Pull-down Resistor for Open Drain OutputsPDF, 130 Kb, Archivo publicado: sept 19, 2011
- QFN and SON PCB Attachment (Rev. B)PDF, 821 Kb, Revisión: B, Archivo publicado: agosto 24, 2018
- IQ: What it is what it isn’t and how to use itPDF, 198 Kb, Archivo publicado: jun 17, 2011
- Performing Accurate PFM Mode Efficiency Measurements (Rev. A)PDF, 418 Kb, Revisión: A, Archivo publicado: dic 11, 2018
When performing measurements on DC-DC converters using pulse frequency modulation(PFM)or any power save mode proper care must be taken to ensure that the measurements are accurate. An accurate PFM mode efficiency measurement is critical for systems which require high efficiency at low loads such as in smart home systems tablets wearables and metering.
Linea modelo
Serie: TPS61090 (2)
- TPS61090RSAR TPS61090RSARG4
Clasificación del fabricante
- Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Up (Boost) > Boost Converter (Integrated Switch)