Product Info

LTE Standard Module Series
EC21 Hardware Design
EC21_Hardware_Design 98 / 120
Table 43: GNSS Current Consumption of EC21 Series Module
6.5. RF Output Power
The following table shows the RF output power of EC21 module.
Table 44: RF Output Power
Frequency Max. Min.
GSM850/EGSM900 33dBm±2dB 5dBm±5dB
DCS1800/PCS1900 30dBm±2dB 0dBm±5dB
GSM850/EGSM900 (8-PSK) 27dBm±3dB 5dBm±5dB
DCS1800/PCS1900 (8-PSK) 26dBm±3dB 0dBm±5dB
WCDMA bands 24dBm+1/-3dB < -49dBm
PCS1900 PCL=0 @29.47dBm 154.5 mA
WCDMA voice
call
WCDMA B1 @23.44dBm 568.0 mA
WCDMA B2 @23.15dBm 614.0 mA
WCDMA B4 @23.20dBm 497.0 mA
WCDMA B5 @23.23dBm 492.0 mA
WCDMA B8 @23.05dBm 553.0 mA
Parameter Description Conditions Typ. Unit
I
VBAT
(GNSS)
Searching
(AT+CFUN=0)
Cold start @Passive Antenna 58 mA
Lost state @Passive Antenna 58 mA
Tracking
(AT+CFUN=0)
Instrument Environment 33 mA
Open Sky @Passive Antenna 35 mA
Open Sky @Active Antenna 43 mA