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2. Power module - Wikipedia

   en.wikipedia.org/wiki/Power_module

   A power module or power electronic module provides the physical containment for several power components, usually power semiconductor devices. These power semiconductors (so-called dies ) are typically soldered or sintered on a power electronic substrate that carries the power semiconductors, provides electrical and thermal contact and ...

3. Programmable logic controller - Wikipedia

   en.wikipedia.org/wiki/Programmable_logic_controller

   PLC system in a rack, left-to-right: power supply unit (PSU), CPU, interface module (IM) and communication processor (CP) Control panel with PLC (gray elements in the center). The unit consists of separate elements, from left to right: power supply, controller, relay units for input and output.

4. Power supply - Wikipedia

   en.wikipedia.org/wiki/Power_supply

   An external power supply, AC adapter or power brick, is a power supply located in the load's AC power cord that plugs into a wall outlet; a wall wart is an external supply integrated with the outlet plug itself. These are popular in consumer electronics because of their safety; the hazardous 120 or 240 volt main current is transformed down to a ...

5. USB hardware - Wikipedia

   en.wikipedia.org/wiki/USB_hardware

   The USB Power Delivery specification revision 3.0 defines an optional Programmable Power Supply (PPS) protocol that allows granular control over V BUS output, allowing a voltage range of 3.3 to 21 V in 20 mV steps, and a current specified in 50 mA steps, to facilitate constant-voltage and constant-current charging.

6. Programmable load - Wikipedia

   en.wikipedia.org/wiki/Programmable_load

   A programmable load is a type of test equipment or instrument which emulates DC or AC resistance loads normally required to perform functional tests of batteries, power supplies or solar cells.

7. TI-57 - Wikipedia

   en.wikipedia.org/wiki/TI-57

   The TI-57 was a programmable calculator made by Texas Instruments between 1977 and 1982. There were three machines by this name made by TI, the first was the TI-57 with LED display released in September 1977 along the more powerful TI-58 and TI-59 .