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Mingjiada Electronics Original Stock Texas Instruments TPS61288LRQQR 18 V, 15 A Fully Integrated Synchronous Boost Converter, Suitable for Industrial/Consumer Electronics
Product Description
The TPS61288LRQQR is a high-power-density, fully integrated synchronous boost converter from Texas Instruments (TI), packaged in an 11-VFQFN (2.5×3mm) package, suitable for applications such as portable devices, wireless speakers, and USB Type-C power delivery. The chip integrates a 6.5mΩ MOSFET switch and an 8.5mΩ synchronous rectifier, delivering up to 96.9% conversion efficiency, and supports a wide input voltage range of 2V to 18V, compatible with single-cell or dual-cell lithium-ion battery power systems.
Key Features
High Efficiency & High Power Density
15A peak switch current, supporting 40W output power (single-cell lithium battery).
Synchronous rectification architecture, achieving up to 96.9% efficiency (VIN=7.2V, VOUT=16V, IOUT=2.5A).
Wide input voltage range: 2V to 18V input (minimum 2.4V at startup), suitable for power solutions such as lithium-ion batteries and supercapacitors.
Smart Modulation Technology
SOO (Smooth On/Off Time) modulation enables seamless switching between PWM and PFM modes, optimising efficiency at light loads.
Multiple protection mechanisms: 19V output overvoltage protection, cycle-by-cycle overcurrent protection, and thermal shutdown protection, enhancing system reliability.
Ultra-small package: 2.5×3mm QFN, optimising PCB layout, suitable for compact designs.
Key Parameters
Product Model: TPS61288LRQQR
Input Voltage Range: 2V to 18V (≥2.4V at startup)
Output Voltage Range: 4.5V to 18V (adjustable)
Switching Frequency: 500kHz (PWM mode)
Quiescent Current: 110µA (VOUT pin)
Operating Temperature: -40°C to +125°C
Package: 11-VFQFN (2.5×3mm)
Typical Applications
Bluetooth Speakers: Boost to 12V to 18V to drive amplifiers, enhancing audio output power.
LCD Displays: Provide a stable high-voltage power supply for source-driven drivers.
USB Type-C PD: Supports fast charging protocols for powering mobile devices.
Industrial portable devices: Suitable for battery-powered measurement instruments and handheld terminals.
Mingjiada Electronics Supply Information
Mingjiada Electronics (www.mjdic.com) offers TPS61288LRQQR in stock, with a minimum order quantity of 1 piece, ensuring genuine products and shipment within 24 hours.
[Contact Mingjiada]
Mr. Chen: +86 13410018555
Email: sales@hkmjd.com
Address: Room 1239, Building B, Xinyazhou Guoli Tower, Zhenzhong Road, Futian District, Shenzhen City.
