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TK111xxS VOLTAGE REGULATOR WITH ON/OFF SWITCH FEATURES APPLICATIONS High Voltage Precision at 2.0% or 60 mV Battery Powered Systems Active High On/Off Control Cellular Telephones Very Low Dropout Voltage (85 mV at 30 mA) Pagers Very Low Noise Personal Communications Equipment Miniature Package (SOT-23-5) Portable Instrumentation Internal Thermal Shutdown Portable Consumer Equipment Short Circuit Protection Radio Control Systems Excellent Ripple Rejection (70 dB @ 1 kHz) Toys Reverse Bias Protection DESCRIPTION The TK111xxS is a low dropout linear regulator with a built- TK111xxS in electronic switch. The internal switch can be controlled by TTL or CMOS logic levels. The device is in the on state when the control pin is pulled to a logic high level. ... See More ⇒