3V/5V SIM Power Supply in SOT-23

\nDESCRIPTION\nThe LTC® 1986 is a micropower charge pump DC/DC converter that provides power for either 3V or 5V GSM SIM cards. It operates in one of three modes: VOUT= 5V (5V mode), V\nOUT= VIN (3V mode) or shutdown. The input voltage range is 2.6V to 4.4V and the part can provide 10mA of output cu ■ VINRange: 2.6V to 4.4V\n■ Step-Up Charge Pump Generates 5V\n■ Output Current: 10mA\n■ VINto VOUTDirect Connection for 3V SIMs\n■ Ultralow Power Operating Current: 14µA Shutdown Current: <1µA\n■ No Inductors\n■ Short-Circuit/Thermal Protected\n■ Switching Frequency: 900kHz\n■ Soft-Start Limits Inru;

ADI

亚德诺

64-kbits Add-Only iButton?

iButton DESCRIPTION The DS1986 64-kbit Add-Only iButton is a rugged read/write data carrier that identifies and stores relevant information about the product or person to which it is attached. This information can be accessed with minimal hardware, for example a single port pin of a microcontroll

文件：548.25 Kbytes 页数：27 Pages

DALLAS

3V/5V SIM Power Supply in SOT-23

文件：141.88 Kbytes 页数：8 Pages

LINER

凌力尔特

Ultra-High-Efficiency White LED Drivers

General Description The MAX1984/MAX1985/MAX1986 are white light-emitting diode (LED) drivers that use individual regulators to control the current of up to eight LEDs. A high-efficiency step-up regulator generates just enough voltage to keep all the current regulators in regulation. A versatile d

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MAXIM

美信