ST STEVAL-1PS03A, User Manual

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1.3 Input/output connector descriptions
This section provides the descriptions of the input/output connectors of the STEVAL-1PS03A .
• CN1 : main input power supply
– VIN_F: positive input power force
– VIN_S: positive input power sense
– GND_F: ground input force
– GND_S: ground input sense
• CN9 : auxiliary input power supply
– VIN_AUX: auxiliary input voltage
– GND: ground
• CN8 : output voltage connector
– OUT_F: output voltage force
– OUT_S: output voltage sense
– GND_F: ground output force
– GND_S: ground output sense
• CN9 : auxiliary output voltage connector
– OUT_F: auxiliary output voltage force
– OUT_S: auxiliary output voltage sense
– GND_F: ground output force
– GND_S: ground output sense
• CN2 : load switch selection pin
– Place the jumper across AUX and HIGH to enable the load switch.
– Place the jumper across AUX and LOW to disable the load switch.
• CN3 : ENABLE pin
– Place the jumper across EN and HIGH to enable the buck converter.
– Place the jumper across EN and LOW to disable the buck converter.
• CN4, CN5, CN6 : output voltage selection pins (see Table 2 , output voltage settings for V
OUT
selection).
Important: Do not leave these pins floating. They can be dynamically changed during operation.
UM2944
Input/output connector descriptions
UM2944 - Rev 1
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