Table 36: Ec21-Kl Current Consumption - Quectel EC21 Series Hardware Design

WCDMA data transfer
(GNSS OFF)
LTE data transfer
(GNSS OFF)
GSM voice call
WCDMA voice call

Table 36: EC21-KL Current Consumption

Parameter Description
OFF state
Sleep state
I
VBAT
Idle state
(GNSS OFF)
EC21_Hardware_Design
DCS1800 1DL/4UL @25dBm
WCDMA B1 HSDPA @22.5dBm
WCDMA B1 HSUPA @21.11dBm
WCDMA B5 HSDPA @23.5dBm
WCDMA B5 HSUPA @21.4dBm
WCDMA B8 HSDPA @22.41dBm
WCDMA B8 HSUPA @21.2dBm
LTE-FDD B1 @23.45dBm
LTE-FDD B3 @23.4dBm
LTE-FDD B5 @23.4dBm
LTE-FDD B7 @23.86dBm
LTE-FDD B8 @23.5dBm
LTE-FDD B20 @23.57dBm
GSM900 PCL=5 @32.8dBm
PCS1800 PCL=0 @29.3dBm
WCDMA B1 @23.69dBm
WCDMA B5 @23.61dBm
WCDMA B8 @23.35dBm
Conditions
Power down
AT+CFUN=0 (USB disconnected)
LTE-FDD PF=64 (USB disconnected)
LTE-FDD PF=128 (USB disconnected)
LTE-FDD PF=64 (USB disconnected)
LTE-FDD PF=64 (USB connected)
Confidential / Released
LTE Module Series
EC21 Hardware Design
430 mA
659 mA
545 mA
767 mA
537 mA
543 mA
445 mA
807 mA
825 mA
786 mA
887 mA
675 mA
770 mA
336 mA
291 mA
683 mA
741 mA
564 mA
Typ. Unit
20 uA
0.98 mA
2.5 mA
2.4 mA
23.0 mA
34.0 mA
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