Quectel EC21 Series

LTE Standard Module Series
EC21_Series_Hardware_Design
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Table 49: EC21-EU Current Consumption
WCDMA B5 HSUPA @ 21.2 dBm 496.2 mA
WCDMA B8 HSDPA @ 22.14 dBm 553.2 mA
WCDMA B8 HSUPA @ 21.78 dBm 559.7 mA
LTE data transfer (GNSS
OFF)
LTE-FDD B1 @ 22.85 dBm 742.2 mA
LTE-FDD B2 @ 22.5 dBm 770.6 mA
LTE-FDD B3 @ 23.00 dBm 770.1 mA
LTE-FDD B4 @ 22.7 dBm 684.3 mA
LTE-FDD B5 @ 23.16 dBm 649.5 mA
LTE-FDD B7 @ 22.91 dBm 731.9 mA
LTE-FDD B8 @ 23.09 dBm 633.6 mA
LTE-FDD B28 @ 23.24 dBm 769.8 mA
LTE-TDD B40 @ 22.66 dBm 390.8 mA
GSM voice call
GSM900 PCL = 5 @ 32.85 dBm 244.0 mA
GSM850 PCL = 5 @ 32.57 dBm 231.7 mA
PCS1900 PCL = 0 @ 29.7 dBm 170.9 mA
DCS1800 PCL = 0 @ 29.68 dBm 180.1 mA
WCDMA voice call
WCDMA B1 @ 22.90 dBm 598.1 mA
WCDMA B2 @ 23.03 dBm 630.4 mA
WCDMA B5 @ 23.03 dBm 563.4 mA
WCDMA B8 @ 23.04 dBm 605.0 mA
Description Conditions Typ. Unit
OFF state Power down 12.8 μA
Sleep state
AT+CFUN = 0 (USB disconnected) 1.8 mA
GSM DRX = 2 (USB disconnected) 3.0 mA