Quectel EC21 Series

LTE Standard Module Series
EC21_Series_Hardware_Design
91
/ 118
Table 47: EC21-V Current Consumption
Table 48: EC21-AU Current Consumption
WCDMA B4 @ 22.91 dBm 590.0 mA
WCDMA B5 @ 23.06 dBm 493.0 mA
Description Conditions Typ. Unit
OFF state Power down 10 μA
Sleep state
AT+CFUN = 0 (USB disconnected) 1.07 mA
LTE-FDD PF = 64 (USB disconnected) 2.85 mA
LTE-FDD PF = 128 (USB disconnected) 2.26 mA
Idle state
(GNSS OFF)
LTE-FDD PF = 64 (USB disconnected) 22.0 mA
LTE-FDD PF = 64 (USB connected) 32.0 mA
LTE data transfer
(GNSS OFF)
LTE-FDD B4 @ 22.77 dBm 762.0 mA
LTE-FDD B13 @ 23.05 dBm 533.0 mA
Description Conditions Typ. Unit
OFF state Power down 11 μA
Sleep state
AT+CFUN = 0 (USB disconnected) 0.97 mA
EGSM DRX = 2 (USB disconnected) 1.93 mA
EGSM DRX = 5 (USB disconnected) 1.41 mA
EGSM DRX = 5 (USB suspend) 1.64 mA
DCS DRX = 2 (USB disconnected) 1.82 mA
DCS DRX = 5 (USB disconnected) 1.31 mA
DCS DRX = 5 (USB suspend) 1.55 mA
WCDMA PF = 64 (USB disconnected) 1.85 mA