User Manual

4
Witty Pi Mini Specifications
Dimension:
65mm x 30mm x 4mm
Weight
9g (net weight)
Realtime Clock Chip
DS3231SN (datasheet)
LED Indicator
Red LED: lights up when Raspberry Pi gets powered.
White LED: lights up for a few seconds when a
shutdown command is received, or blinks when Witty
Pi Mini is standing by.
Connector
20x2 surface-mounted header with 2.54 mm pitch
and 2mm plastic height.
Micro USB female connector as 5V DC input.
Time Keeping
Using 0.08F super capacitor as time keeping power
source. Allows about 17 hours off-power time
keeping.
Power In
DC 5V via micro USB, or via the alternative power
input connector (unpopulated).
Output Current
Maximum 2A for Raspberry Pi and its peripherals
Standby Current
~ 5mA with dummy load turned off (default)
~7mA in average with dummy load turned on
Operating Temperature
-30℃~80℃ (-22F~176F)
Storage Temperature
-40℃~85℃ (-40F~185F)
Humidity
0~80%RH, no condensing