Hardware Guide

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FIBOCOM MC610 Series Hardware Guide 26/71
3.2 Power
The power interface of MC610 series modules is shown in the following table:
Table 3-2 Power supply
Pin Name
I/O
Pin
Description
VBAT
PI
9,10
Module system power supply, 3.4 V to
4.2 V, nominal value of 3.8 V
VDD_IO
PO
13
Voltage output, 1.8 V (80 mA)
GND
G
1,2,4,5,7,8,32,42,43,44,45,46,
47,48,49,50,51,55,57,60,63,65,
66,68,70,86,102,107,109,112,
116,121,125,128
Ground
3.2.1 Power Supply
MC610 series modules need to provide power supply through VBAT pins. The recommended power
supply design is shown in the following figure:
Figure 3-2 Recommended power supply design
VBAT power supply needs star route, and the filter capacitor design of power supply is shown in
the following table:
Note: