TPS22901

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS22901, TPS22902, TPS22902B SLVS803D – NOVEMBER 2008 – REVISED JANUARY 2015 TPS2290x 3.6-V, 500-mA, 78-mΩ ON-Resistance Load Switch With Controlled Turnon 1 Features 1 Integrated P-Channel Load Switch Low Input Voltage: 1 V to 3.6 V ON-Resistance (Typical Values) – rON = 78 mΩ at VIN = 3.6 V – rON = 93 mΩ at VIN = 2.5 V – rON = 109 mΩ at VIN = 1.8 V – rON = 146 mΩ at VIN = 1.2 V 500 mA Maximum Continuous Switch Current Quiescent Current: 82 nA at 1.8 V Shutdown Current: 44 nA at 1.8 V Low Control Input Thresholds Enable Use of 1.2-V, 1.8-V, 2.5-V, and 3.3-V Logic Controlled Slew Rate to Avoid Inrush Currents – tr = 40 μs at VIN = 1.8 V (TPS22901/2) – tr = 220 μs at VIN = 1.8 V (TPS22902B) Quick Output Discharge (TPS22902/2B) ESD Performance Tested Per JESD 22 – 2000-V Human Body Model (A114-B, Class II) – 1000-V Charged-Device Model (C101) Four-Pin Wafer-Chip-Scale DSBGA Package – 0.8-mm × 0.8-mm, 0.4-mm Pitch, 0.5-mm Height (YFP) 2 Applications Personal Digital Assistants (PDAs) Cellular Phones GPS Devices MP3 Players Digital Cameras Peripheral Ports Portable Instrumentation RF Modules 3 Description The TPS22901, TPS22902, and TPS22902B are small, low ON-resistance (rON) load switches with a controlled turnon. These devices contain a P-channel MOSFET that operates over an input voltage range of 1.0 V to 3.6 V. The switch is controlled by an on/o...