Product Info

LTE Standard Module Series
EC21 Hardware Design
EC21_Hardware_Design 95 / 120
Table 43: EC21-AUX Current Consumption
Parameter Description Conditions Typ. Unit
I
VBAT
OFF state Power down 7 uA
Sleep state
AT+CFUN=0 (USB disconnected)
1.00 mA
GSM DRX=2 (USB disconnected) 1.91 mA
GSM DRX=9 (USB disconnected) 1.31 mA
WCDMA PF=64 (USB disconnected) 2.19 mA
WCDMA PF=128 (USB disconnected) 1.91 mA
LTE-FDD PF=64 (USB disconnected) 2.74 mA
LTE-FDD PF=128 (USB disconnected) 2.12 mA
LTE-TDD PF=64 (USB disconnected) 2.68 mA
LTE-TDD PF=128 (USB disconnected) 2.16 mA
Idle state
(GNSS OFF)
GSM DRX=5 (USB disconnected) 16.6 mA
GSM DRX=5 (USB connected) 33.7 mA
WCDMA PF=64 (USB disconnected) 16.7 mA
WCDMA PF=64 (USB connected) 33.7 mA
LTE-FDD PF=64 (USB disconnected) 16.9 mA
LTE-FDD PF=64 (USB connected) 34.0 mA
LTE-TDD PF=64 (USB disconnected) 17.0 mA
LTE-TDD PF=64 (USB connected) 34.0 mA
GPRS data
transfer
(GNSS OFF)
GSM850 4DL/1UL @32.41dBm 236.2 mA
GSM850 3DL/2UL @31.48dBm 380.2 mA
GSM850 2DL/3UL @29.31dBm 446.2 mA
GSM850 1DL/4UL @28.21dBm 527.7 mA
EGSM900 4DL/1UL @33.06dBm 259.0 mA