TPS60140

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS60140, TPS60141 SLVS273A – FEBRUARY 2000 – REVISED NOVEMBER 2015 TPS6014x Low Power DC-DC Converter Regulated 5-V, 100-mA Charge Pump Voltage Tripler 1 Features 1 Regulated 5 V ±4% Output Voltage Up to 100-mA Output Current 1.8-V to 3.6-V Input Voltage Range 65-µA Quiescent Supply Current 0.05-µA Shutdown Current, Battery Is Isolated From Load in Shutdown Integrated Low-Battery or Power-Good Indicator Low-Output Voltage Ripple Over Complete Output Current Range Easy-to-Design With Low-EMI Power Supply Because No Inductors Are Required Evaluation Module Available (TPS60140EVM-144) Available in a 6.5-mm × 4.4-mm 20-Pin HTSSOP Package 2 Applications Replacement of DC-DC Converters With Inductors in Battery-Powered Applications: – Two Battery Cells to 5-V Conversions – Portable Instruments – Miniature Equipment – Backup-Battery Boost Converters – Medical Instruments – 5-V Smart Card Supplies Typical Application Schematic Input 1.8 V to 3.6 V R1 TPS60140 IN OUT IN FB Output 5 V, 100 mA Co 10 µF R2 Ci 4.7 µF C1 2.2 µF LBI LBO C1+ C2+ C1− C2− ENABLE NC R3 Low Battery Warning C2 2.2 µF OFF/ON PGND GND 3 Description The TPS6014x step-up, regulated charge pumps generate a 5-V ±4% output voltage from a 1.8-V to 3.6-V input voltage range. The devices are typically powered by two alkaline, NiCd, or NiMH battery cells and provide an output current of min...