TPS22943

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TPS22941, TPS22942, TPS22943, TPS22944, TPS22945 SLVS832D – NOVEMBER 2008 – REVISED JULY 2014 TPS2294x Low-input-voltage Current-limited Load Switches With Shut Off And AutoRestart Feature 1 Features 1 Input Voltage Range: 1.62 V to 5.5 V Low ON resistance – rON = 0.4 Ω at VIN = 5.5 V – rON = 0.5 Ω at VIN = 3.3 V – rON = 0.6 Ω at VIN = 2.5 V – rON = 0.8 Ω at VIN = 1.8 V Minimum Current Limit: 40 mA or 100 mA Undervoltage Lockout (UVLO) Thermal Shutdown Shutdown Current < 1 μA Fast Current Limit Response Time Fault Blanking Auto Restart 1.8-V Compatible Control Input Thresholds ESD Performance Tested Per JESD 22 – 4000-V Human-Body Model (A114-B, Class II) – 1000-V Charged-Device Model (C101) Tiny SC-70 (DCK) Package UL Recognized Component (UL File 169910) Evaluated to IEC 60950-1, Ed 2, Am1, Annex CC, Test Program 2 with CB Report 2 Applications Low-Current Sensor Protection HDMI Connector Protection Notebooks PDAs GPS Devices MP3 Players Peripheral Ports 3 Description The TPS22941/2/3/4/5 load switches provide protection to systems and loads in high-current conditions. The devices contain a 0.4-Ω currentlimited P-channel MOSFET that can operate over an input voltage range of 1.62 V to 5.5 V. Current is prevented from flowing when the MOSFET is off. The switch is controlled by an on/off input (ON), which is capable of interfacing directly with ...