Product Info

LTE Standard Module Series
EC21 Hardware Design
EC21_Hardware_Design 89 / 120
Table 39: EC21-J Current Consumption
Idle state
(GNSS OFF)
WCDMA PF=64 (USB disconnected) 22.0 mA
WCDMA PF=64 (USB connected) 32.0 mA
LTE-FDD PF=64 (USB disconnected) 23.5 mA
LTE-FDD PF=64 (USB connected) 33.5 mA
WCDMA data
transfer
(GNSS OFF)
WCDMA B1 HSDPA @22.59dBm 623.0 mA
WCDMA B1 HSUPA @22.47dBm 628.0 mA
WCDMA B5 HSDPA @22.95dBm 605.0 mA
WCDMA B5 HSUPA @22.87dBm 610.0 mA
WCDMA B8 HSDPA @22.37dBm 549.0 mA
WCDMA B8 HSUPA @22.09dBm 564.0 mA
LTE data transfer
(GNSS OFF)
LTE-FDD B1 @23.28dBm 789.0 mA
LTE-FDD B3 @23.2dBm 768.0 mA
LTE-FDD B5 @23.05dBm 669.0 mA
LTE-FDD B8 @23.21dBm 693.0 mA
LTE-FDD B28 @22.9dBm 795.0 mA
WCDMA voice call
WCDMA B1 @23.43dBm 672.0 mA
WCDMA B5 @23.32dBm 616.0 mA
WCDMA B8 @23.31dBm 592.0 mA
Parameter Description Conditions Typ. Unit
I
VBAT
OFF state Power down 10 uA
Sleep state
AT+CFUN=0 (USB disconnected)
0.85 mA
LTE-FDD PF=64 (USB disconnected) 2.20 mA
LTE-FDD PF=128 (USB disconnected) 1.46 mA