Texas Instruments TPS61288 – High-Efficiency Step-Up Converter with Integrated 10-A Switch
En TPS61288 de Fabricante de CI is a high-current synchronous step-up (boost) converter designed to deliver high efficiency and low EMI performance for systems powered by single-cell lithium-ion batteries or low-voltage rails. It integrates a 10-A power switch and supports up to 12.7V output, providing designers with a compact yet powerful solution for portable, industrial, or battery-powered applications.
Electrical Characteristics and Performance Parameters
| Parámetro | Valor | Unidad |
|---|---|---|
| Rango de tensión de entrada | 2.7 to 12 | V |
| Rango de tensión de salida | Adjustable, up to 12.7 | V |
| Switch Current Limit | 10 | A |
| Efficiency (Peak) | 96+ | % |
| Quiescent Current (IQ) | ~50 | µA |
| Frequency | Adjustable, 200 kHz – 2.2 MHz | – |
| Paquete | QFN-18 (3.5mm × 3.5mm) | – |
Key Features and Benefits
- Wide Input Range: Accepts 2.7V to 12V for compatibility with a wide range of battery chemistries and power sources.
- Integrated Power Switch: On-chip 10-A MOSFET reduces external components, enabling compact, high-current designs.
- Power Save Mode: Improves light-load efficiency and extends battery life in portable applications.
- Programmable Frequency: Adjusts switching speed to optimize EMI or reduce component size based on system requirements.
- Complete Protection Suite: Includes soft start, OVP, UVLO, thermal shutdown, and short-circuit protection for robust and safe operation.
Aplicaciones típicas
- Portable Industrial Equipment
- Battery-Powered Test Instruments
- Smart Energy Metering
- Drone and Robotics Power Modules
- Backup Power Supplies for SSD/Memory
Preguntas más frecuentes (FAQ)
Can the TPS61288 provide stable output at 5V from a 3.3V source?
Yes, the converter is specifically designed to step-up lower voltages to higher levels, such as generating 5V from lithium-ion battery rails.
Productos más vendidos
TLC555 Timer IC - Temporizador de precisión de Texas Instruments en encapsulado PDIP-8
Texas Instruments TL081 Op Amp de entrada JFET de bajo ruido - encapsulado DIP-8
Texas Instruments UC3842 Controlador PWM de modo de corriente - Paquete DIP-8
Texas Instruments LM2937 Regulador de voltaje encapsulado TO-220 - Lineal de baja caída
What protection features are built into this device?
It includes overvoltage protection (OVP), undervoltage lockout (UVLO), overtemperature shutdown, and a hiccup mode for short circuit events.
Is this suitable for noise-sensitive applications?
With programmable frequency and low EMI switching topology, the TPS61288 is an excellent choice for noise-sensitive industrial or medical applications.
Productos destacados
"Compre el comparador de tensión de precisión MAX9312ECJ+ en encapsulado DIP para un rendimiento fiable"
Modelo 0339-671-TLM-E - Paquete TLM-E de alto rendimiento para una funcionalidad mejorada
1-1415898-4 Connector Housing, Electrical Wire-to-Board, Receptacle, Packaged
1-1462039-7 Electrical Connector, PCB Mount, Through-Hole, 2-Pin Header Socket
Does it support PFM or PWM modes?
Yes, it supports both PWM and Power Save Mode (PFM-like) to adapt power efficiency under different load conditions.
What type of package does it come in?
The device is available in a space-saving 3.5mm × 3.5mm QFN-18 package ideal for compact, high-density PCB layouts.