Quectel EC21 Series

LTE Standard Module Series
EC21_Series_Hardware_Design
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Table 46: EC21-A Current Consumption
WCDMA B5 @ 23.61 dBm 741 mA
WCDMA B8 @ 23.35 dBm 564 mA
Description Conditions Typ. Unit
OFF state Power down 10 μA
Sleep state
AT+CFUN=0 (USB disconnected) 1.25 mA
WCDMA PF = 64 (USB disconnected) 2.03 mA
WCDMA PF = 128 (USB disconnected) 1.65 mA
LTE-FDD PF = 64 (USB disconnected) 2.31 mA
LTE-FDD PF = 128 (USB disconnected) 1.85 mA
Idle state
(GNSS OFF)
WCDMA PF = 64 (USB disconnected) 23.1 mA
WCDMA PF = 64 (USB connected) 32.8 mA
LTE-FDD PF = 64 (USB disconnected) 22.8 mA
LTE-FDD PF = 64 (USB connected) 32.8 mA
WCDMA data transfer
(GNSS OFF)
WCDMA B2 HSDPA @ 21.54 dBm 479.0 mA
WCDMA B2 HSUPA @ 22.19 dBm 530.0 mA
WCDMA B4 HSDPA @ 22.15 dBm 539.0 mA
WCDMA B4 HSUPA @ 21.82 dBm 531.0 mA
WCDMA B5 HSDPA @ 22.22 dBm 454.0 mA
WCDMA B5 HSUPA @ 21.45 dBm 433.0 mA
LTE data transfer
(GNSS OFF)
LTE-FDD B2 @ 23.11 dBm 721.0 mA
LTE-FDD B4 @ 23.16 dBm 748.0 mA
LTE-FDD B12 @ 23.25 dBm 668.0 mA
WCDMA voice call WCDMA B2 @ 22.97 dBm 565.0 mA