Quectel EC21-AU - Page 103

LTE Standard Module Series
EC21_Series_Hardware_Design
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Table 54: EC21-EUX Current Consumption
WCDMA B8 @ 23.05 dBm 553.0 mA
Description Conditions Typ. Unit
OFF state Power down 7 μA
Sleep state
AT+CFUN=0 (USB disconnected) 1.03 mA
AT+CFUN=0 (USB suspend) 1.27 mA
EGSM DRX = 2 (USB disconnected) 1.89 mA
EGSM DRX = 9 (USB disconnected) 1.30 mA
DCS 698 DRX = 2 (USB disconnected) 1.89 mA
DCS 698 DRX = 9 (USB disconnected) 1.32 mA
WCDMA PF = 64 (USB disconnected) 1.70 mA
WCDMA PF = 128 (USB disconnected) 1.44 mA
LTE-FDD PF = 64 (USB disconnected) 2.18 mA
LTE-FDD PF = 128 (USB disconnected) 1.64 mA
Idle state
(GNSS OFF)
WCDMA PF = 64 (USB disconnected) 14.08 mA
WCDMA PF = 64 (USB connected) 23.69 mA
LTE-FDD PF = 64 (USB disconnected) 14.02 mA
LTE-FDD PF = 64 (USB connected) 23.81 mA
GPRS data
transfer
(GNSS OFF)
GSM900 4DL/1UL @ 32.70 dBm 218.7 mA
GSM900 3DL/2UL @ 31.89 dBm 368.9 mA
GSM900 2DL/3UL @ 29.38 dBm 421.8 mA
GSM900 1DL/4UL @ 28.71 dBm 505.8 mA
DCS1800 4DL/1UL @ 30.18 dBm 146.2 mA
DCS1800 3DL/2UL @ 29.51 dBm 246.0 mA