SimCom SIM900 Hardware Design

SIM900 Hardware Design
Peak supply
current (during
Tx
burst)
Power control level for Pout max. 2.0 A
5.4 Current Consumption(VBAT = 3.8V)
Please refer to the following table for the values of current consumption.
Table 29: SIM900 current consumption(VBAT = 3.8V)
Voice Call
GSM 850/EGSM 900 @power level #5 <300mA,Typical 250mA
@power level #12,Typical 110mA
@power level #19,Typical 76mA
DCS 1800/PCS 1900 @power level #0 <200mA,Typical 168mA
@power level #7,Typical 89mA
@power level #15,Typical 76mA
GPRS Data
DATA mode, GPRS ( 1 Rx,1 Tx ) CLASS 8
GSM 850/EGSM 900 @power level #5 <300mA,Typical 240mA
@power level #12,Typical 110mA
@power level #19,Typical 83mA
DCS 1800/PCS 1900 @power level #0 <200mA,Typical 170mA
@power level #7,Typical 95mA
@power level #15,Typical 80mA
DATA mode, GPRS ( 3 Rx, 2 Tx ) CLASS 10
GSM 850/EGSM 900 @power level #5 <450mA,Typical 440mA
@power level #12,Typical 185mA
@power level #19,Typical 130mA
DCS 1800/PCS 1900 @power level #0 <350mA,Typical 300mA
@power level #7,Typical 155mA
@power level #15,Typical 122mA
DATA mode, GPRS ( 4 Rx,1 Tx ) CLASS 8
GSM 850/EGSM 900 @power level #5 <300mA,Typical 270mA
@power level #12,Typical 150mA
@power level #19,Typical 120mA
DCS 1800/PCS 1900 @power level #0 <300mA,Typical 205mA
@power level #7,Typical 130mA
@power level #15,Typical 115mA
Class 10 is default set when the module works at data translation mode, the module can also work at class 8 set by
AT command.
SIM900_HD_V1.05 06.23.2010
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SimCom SIM900 Specifications

General

Brand	SimCom
Model	SIM900
Category	Modem
Language	English