TPS61089

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS61089, TPS610891 SLVSD38B – NOVEMBER 2015 – REVISED JULY 2016 TPS61089x 12.6-V, 7-A Fully-Integrated Synchronous Boost Converters in 2.0-mm x 2.5-mm VQFN Package 1 Features 1 Input Voltage Range: 2.7 V to 12 V Output Voltage Range: 4.5 V to 12.6 V Up to 90% Efficiency at VIN = 3.3 V, VOUT = 9 V, and IOUT = 2 A Resistor-Programmable Peak Current Limit up to 10 A for high pulse current Adjustable Switching Frequency: 200 kHz to 2.2 MHz 4-ms Built-in Soft Start Time PFM Operation Mode at Light Load (TPS61089) Forced PWM Operation Mode at Light Load (TPS610891) Internal Output Overvoltage Protection at 13.2 V Cycle-by-Cycle Overcurrent Protection Thermal Shutdown 2.00-mm × 2.50-mm VQFN Hotrod Package 2 Applications Bluetooth™ Speaker Quick Charge Power Bank Portable POS Terminal E-Cigarette 3 Description The TPS61089x represents the TPS61089 and the TPS610891. The TPS61089x is a fully-integrated synchronous boost converter with a 19-mΩ main power switch and a 27-mΩ rectifier switch. The device provides a high efficiency and small size power solution for portable equipment. The TPS61089x features wide input voltage range from 2.7 V to 12 V to support applications powered with single cell or two cell Lithium ion/polymer batteries. The TPS61089x has 7-A continuous switch current capability and provides output voltage up to 12.6 V. The TPS61089x uses adaptive ...