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BOLT
UDOO BOLT User Manual - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: S.B. - Reviewed by L.V. Copyright © 2019 SECO S.p.A.
39
3.3.10
FAN connector
Depending on the usage model of UDOO BOLT, for critical applications/environments on UDOO BOLT it is available a 3-pin
single line SMT connector for an ex5V
DC
FAN.
The Connector is a type MOLEX 53398-0571 or equivalent, with pinout shown in the table on the left.
Mating connector: MOLEX 51021-0300 receptacle with MOLEX 50079-8000 female crimp terminals.
Please be aware that the use of an external fan depends strongly on customer
’
s application/installation.
FAN_POWER: +5V_ALW derived power rail for FAN.
FAN_TACHO_IN: tachometric input from the FAN to the embedded microcontroller, +3.3V_RUN electrical level signal with 10k
Ω
pull-up resistor.
53
PEG_CLK-
54
---
55
56
---
57
GND
58
---
67
---
68
---
69
---
70
+3.3V_RUN
71
GND
72
+3.3V_RUN
73
GND
74
+3.3V_RUN
75
GND
FAN Connector CN7
Pin Signal
1
GND
2
FAN_POWER
3
FAN_TACHO_IN