Power Supply Rating - SimCom SIM548C HD V1.01 Hardware Design

SIM548C Hardware Design
Table 35: Operating temperature
Parameter
Ambient temperature
Restricted operation*
Storage temperature
* The module does work, but deviations from the GSM specification may occur, For example, the
frequency error or the phase error will be large.

6.3 Power supply rating

Table 36: Power supply rating (GSM part)
Parameter Description
VBAT Supply voltage
Voltage
during
burst
Voltage ripple
IVBAT Average
current)
SIM548C_HD_V1.01
Conditions
Voltage must stay within the
min/max
voltage drop, ripple, and spikes.
drop Normal condition,
transmit control level for Pout max
Normal condition,
control level for Pout max
@ f<200kHz
@ f>200kHz
supply POWER DOWN mode
SLEEP mode
( BS-PA-MFRMS=5 )
IDLE mode
console）
EGSM 900
DCS 1800/ PCS 1900
IDLE mode（connect console）
EGSM 900
DCS 1800/ PCS 1900
Min Typ
-30 25
-40 to -30
-45
Min Typ
3.4
values, including
power
power
(Not connect
78
Max Unit
80 ℃
80 to 85
℃
+90
℃
Max Unit
4.0 4.5 V
400 mV
50 mV
2
35 uA
2.5 mA
mA
23
23
33 mA
33
09.05.2008