Flex 1286016, Руководство пользователя

Страница: 7 / 20

Test Board User Guide BMR4742001
28701-ROA1286016 Rev A 2021/4/25 7 (20)
16 Diode for input anti-reverse protection
17 Positions for populating Flex electronic load, ROA128 5552.
18 Positions for additional input ceramic capacitors
19 Positions for additional output ceramic capacitors
3 USB-PMBus adapter
The USB-PMBus adapter used with this board is the Flex KEP 910 17.
3.1 Connection of Flex KEP 910 17 USB-PMBus adapter
Connect the Flex KEP 910 17 USB-PMBus adapter to the PMBus
header, see position 5 in Figure 1a.
4 Power-up and Power-down Instructions
4.1 Power-up instruction
Before power up, read the following table to make sure the module works in the
best condition.
Note: The default switching frequency (f
sw
) is 500kHz, if the module work with
output voltage higher than 1.8V, frequency shall be changed, f
sw
change should
be done by using “Flex Power Designer” software tool.