User Manual

MG260 Product Specification
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2.9 Electrical characteristics
2.9.1 Power Supply
2.9.1.1 Introduction
The table below sums up the power supply inputs / outputs available on the
MG260 module:
Power sup l y Pin # I/O Description
VBATT 75, 77,
78, 79,
80
I Main power supply for both GPS and GSM
functions
GPS_ VAN T 18 I GPS ante nn a supply
VCC 60 O
2.8 V Power supply for external
digital devices
VCC_RTC 76 I/O RTC ba ck-up power supply
2.9.1.2 Main power supply (VBATT)
Parame ter Condition Min Typ Max Unit
Maximum output power
2.0 A peak
3.4 3.8 4.2 V
VBATT volt age
Risi n g time 10
μ s
f* ≤ 100 k H z
10 mVpp
100 kHz < f *< 400 kH z 3 mVpp
f*= 400 kH z 3 mVpp
f*= 6 00/ 80 0/1 000 kH z 0.5 mVpp
f*= 5 00/ 70 0/9 00 k H z 1 mVpp
f*= 1100 kHz 1 mVpp
f*= 1200 kHz 1 mVpp
f*= 1300 kHz 2 mVpp
f*= 140 0/1 600 kHz 1 mVpp
f*= 150 0/1 700 kHz 3 mVpp
Ripple voltage
(U
ripp
) before RF
parame ter s are
damaged
At T=25 ° C
And
V=3.8
V
f*= 1800 kHz 3 mVpp
Drop Voltage Maximum out p ut po wer / V=3.8 V 300 mV
f*=rippl e frequency measured in the b u rst.