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LTC2956 Datasheet Wake-up Timer

Manufacturer: Linear Technology (now Analog Devices)

General Description

The LTC®2956 is a micropower, wide input voltage range, configurable wake-up timer with pushbutton control.

It periodically wakes up and turns on a connected system to perform tasks like monitoring temperature or capturing images.

After completing the task, the LTC2956 turns the system off to conserve power.

Key Features

  • n 1.5V to 36V Supply Input Range n Adjustable Wake-Up Period: 250ms to 39 Days n Adjustable Maximum Awake Time n 0.8µA Quiescent Current n 0.3µA Shutdown Current n Pushbutton Input with Debouncing n Low Leakage EN Output Allows DC/DC Converter Control (LTC2956-1) n High Voltage EN Output Drives External P-Channel MOSFET (LTC2956-2) n ±25kV ESD HBM on PB Input n 12-Lead 3mm × 3mm QFN and MSOP Packages.

LTC2956 Distributor