POWERS3A - Power Supply Board

i) Switching power supply board, designed to operate from 12 or 24V battery (48V version too), with options for +5V/1A or 3A regulated output. Modules available can be soldered on-board for +/-15V or +/-12V @250mA and -5V, 100mA, regulated. Schematics and complete documentation. Model A, (3A output), no modules,assembled board.

ii) Same as (i) Kit for assembling Model A- Intermediate users. Complete instructions and documentation. Model A-Kit.


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Typical application diagram for the Model A switching supply. Alarm and low-battery disconnect.

Switching power supply board for battery operation.

  • Description: Switching power supply board, designed to operate safely from 12 or 24V battery (48V version too), with options for +5V/1A or 3A regulated. Modules available can be soldered on-board for +/-15V or +/-12V @250mA and -5V, 100mA, regulated. The board has an adjustable low battery alarm and low battery turn off level, using an ICL7665 chip. Also an ON/OFF digital input. Efficiency is 75 to 80%................................. (PDF 258K)_Powers3a DescripEn rev2001b.pdf
  • Circuit (Schematics) ....(PDF 67K). SchemPowers3As.pdf
  • Application Note............(PDF50K). ComponentSelection Powers3a.pdf
  • Board or Board+Components Kits, Finished power supplies. (Prices)
  • Powers3a.pcb bare board

  • Powers3a supply for 12V assembly.
  • Powers3a application (down-right of photo) in 24V, for a SISMED DAQ Sytem (UNPA/UMAG).

 

 

L&R Ingeniería - Teófilo de Loqui 58 - 9400 Río Gallegos - Argentina - TE/FAX +54 (0) 2966 430923
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