Data Sheet

Parameter Symbol Min Typ Max Unit
Supplyvoltages
SupplyInputVoltage VIN 3.9 17.0 V
VBUSUSBsupplyvoltage VUSB 4.35 5.0 5.5 V
LiPoBatteryVoltage
V
LiPo
3.6 4.3 V
Environmental
Normaloperatingtemperature
1
-20 +25
+75
3
°C
Extendedoperatingtemperature
2
-40 +85 °C
HumidityRangeNoncondensing,relativehumidity 95 %
Notes:
1
Normaloperatingtemperaturerange(fullyfunctionalandmeet3GPPspecifications).
2
Extendedoperatingtemperaturerange(RFperformancemaybeaffectedoutsidenormal
operatingrange,thoughmoduleisfullyfunctional)
3
Themaximumoperatingtemperatureis75°ContheB523(Quectel)butis65°ContheB402(u-
bloxLTEM1).Forcompatibilityacrossmodules,limitthisto65°C.
RECOMMENDEDOPERATINGCONDITIONS