TPS61282A

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS61280A, TPS61281A, TPS61282A SLVSCG9B – MAY 2014 – REVISED SEPTEMBER 2016 TPS6128xA Low-, Wide- Voltage Battery Front-End DC/DC Converter Single-Cell Li-Ion, Ni-Rich, Si-Anode Applications 1 Features 1 95% Efficiency at 2.3MHz Operation 3µA Quiescent Current in Low IQ Pass-Through Mode Wide VIN Range From 2.3V to 4.8V IOUT ≥ 4A (Peak) at VOUT = 3.35V, VIN ≥ 2.65V Integrated Pass-Through Mode (35mΩ) Programmable Valley Inductor Current Limit and Output Voltage True Pass-Through Mode During Shutdown Best-in-Class Line and Load Transient Low-Ripple Light-Load PFM Mode In-Situ Customization with On-Chip E2PROM (Write Protection) Two Interface Options: – I2C Compatible I/F up to 3.4Mbps (TPS61280A) – Simple I/O Logic Control Interface (TPS6128xA) Thermal Shutdown and Overload Protection Total Solution Size < 20mm2, Sub 1-mm Profile 2 Applications Single-Cell Ni-Rich, Si-Anode, Li-Ion, LiFePO4 Smart-Phones or Tablet PCs 2.5G/3G/4G Mini-Module Data Cards Current Limited Applications Featuring High Peak Power Loads 3 Description The TPS6128xA device provides a power supply solution for products powered by either by a Li-Ion, Nickel-Rich, Silicon Anode, Li-Ion or LiFePO4 battery. The voltage range is optimized for single-cell portable applications like in smart-phones or tablet PCs. Used as a high-power pre-regulator, the TPS6128xA extends the battery run-time ...