User's Manual

Smart Machine Smart Decision
- 6 -
3.6. Current Consumption
Table 6: Module current consumption (VBAT = 4V, GPS engine is powered down)
Symbol Parameter Conditions Min Typ Max Unit
Voltage 3.4 4.0 4.4 V
Voltage drop PCL=5 350 mV
VBAT
Voltage ripple PCL=5
@ f<200kHz
@ f>200kHz
50
2.0
mV
mV
Power off mode 134 150 uA
Sleep mode (AT+CFUN=1):
( BS-PA-MFRMS=9 )
( BS-PA-MFRMS=5)
( BS-PA-MFRMS=2)
1.073
1.167
1.627
mA
mA
mA
Idle mode (AT+CFUN=1):
EGSM900 16.80 mA
Voice call (PCL=5):
GSM850
EGSM900
Voice call (PCL=0):
DCS1800
PCS1900
216.6
221.7
140.3
155.0
mA
mA
mA
mA
Data mode GPRS (1Rx,4Tx):
GSM850
EGSM900
DCS1800
PCS1900
445.5
433.7
287.1
296.5
mA
mA
mA
mA
Data mode GPRS (3Rx,2Tx):
GSM850
EGSM900
DCS1800
PCS1900
332.9
333.5
222.0
229.8
mA
mA
mA
mA
I
VBAT
Average current
Data mode GPRS (4Rx,1Tx):
GSM850
EGSM900
DCS1800
PCS1900
222.6
224.7
158.4
165.2
mA
mA
mA
mA
I
MAX
Peak current During TX burst 2.0 A
Table 7: GPS current consumption