Kontron KTLX800-pITX User Manual download pdf (Page 35)

KTD-S0022-C Page 30 Power Supply

KTLX800/pITX User's Guide

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power jacket 2.1mm).

15 Power Su

The KTLX800/pITX SBC has a power input voltage range from +4.75 to +5.25V DC. All other voltages are

generated onboard (e.g. +3.3V system and +2.5V memory voltage).

15.1 Connector

The power supply is injected through the connector J1800 (3 pins, DC

Header Pin Signal Name Function

VCC

Power supply +5V

2 GND Ground

3 GND Ground

Warning: Don't overload the onboard system voltage +3.3V (microSD card socket, SDIO pin header and Digital I/O connector).

rrent shouldn't exceed 250mA. The maximum cu

15.2 External Po nnector (Alternative)

This connector can also be use to powe ith +5V DC instead of the round power jacket. The

external voltage input through the connecto 801 (6 pins)

wer Co

is available

r the board w

r J1

Pin SigHeader nal Name Function

VCC

1 B 5V oard power supply +

VCC

Board power supply +5V

3 GND Ground

4 GND Ground

5 RSVD Reserved (do not use this pin)

VDD

6 External voltage (backlight)

Note: 1) To protect the external power lines of peripheral devices make sure that

- the wires have the right diameter to withstand the maximum available current.

- to enclosure of the peripheral device fulfills the fire-protecting conditions of IEC/EN 60950.

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Kontron KTLX800-pITX User Manual Page 35