Product Info

LTE Standard Module Series
EC21 Hardware Design
EC21_Hardware_Design 87 / 120
Table 36: EC21-V Current Consumption
Table 37: EC21-AUT Current Consumption
LTE data transfer
(GNSS OFF)
LTE-FDD B2 @23.11dBm 721.0 mA
LTE-FDD B4 @23.16dBm 748.0 mA
LTE-FDD B12 @23.25dBm 668.0 mA
WCDMA voice call
WCDMA B2 @22.97dBm 565.0 mA
WCDMA B4 @22.91dBm 590.0 mA
WCDMA B5 @23.06dBm 493.0 mA
Parameter Description Conditions Typ. Unit
I
VBAT
OFF state Power down 10 uA
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 @22.77dBm 762.0 mA
LTE-FDD B13 @23.05dBm 533.0 mA
Parameter Description Conditions Typ. Unit
I
VBAT
OFF state Power down 10 uA
Sleep state
AT+CFUN=0 (USB disconnected)
0.99 mA
WCDMA PF=64 (USB disconnected) 2.1 mA
WCDMA PF=128 (USB disconnected) 1.7 mA
LTE-FDD PF=64 (USB disconnected) 2.9 mA