Product Info

LTE Standard Module Series
EC21 Mini PCIe Hardware Design
EC21_Mini_PCIe_Hardware_Design 57 / 64
Table 38: Current Consumption of EC21-AU Mini PCIe
transfer
(GNSS OFF)
LTE-FDD B3 @22.42dBm 938.3 mA
LTE-FDD B7 @22.21dBm 1036.0 mA
LTE-FDD B8 @23.37dBm 897.5 mA
LTE-FDD B20 @22.72dBm 913.0 mA
LTE-FDD B28A @21.72dBm 898.8 mA
GSM
voice call
EGSM900 PCL=5 @33.53dBm 385.0 mA
DCS1800 PCL=0 @31.20dBm 256.0 mA
WCDMA voice
call
WCDMA B1 @23.45dBm 794.6 mA
WCDMA B8 @23.51dBm 792.0 mA
Parameter Description Conditions Typ. Unit
I
VBAT
Sleep state
AT+CFUN=0 (USB disconnected)
2.8 mA
GSM DRX=2 (USB disconnected) 4.3 mA
GSM DRX=9 (USB disconnected) 3.3 mA
WCDMA PF=64 (USB disconnected) 3.5 mA
WCDMA PF=128 (USB disconnected) 3.1 mA
LTE-FDD PF=64 (USB disconnected) 4.6 mA
LTE-FDD PF=128 (USB disconnected) 3.9 mA
LTE-TDD PF=64 (USB disconnected) 4.7 mA
LTE-TDD PF=128 (USB disconnected) 3.9 mA
Idle state
GSM DRX=5 (USB disconnected) 24.1 mA
GSM DRX=5 (USB connected) 37.4 mA
WCDMA PF=64 (USB disconnected) 25.4 mA
WCDMA PF=64 (USB connected) 38.4 mA