MB3891 Datasheet, PDF (17/29 Pages) Fujitsu Component Limited. – Power Management IC for GSM Mobile Phone

MB3891
Reference voltage vs. power supply voltage
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0
Ta = +25 °C
VFIL = 0.1 µF
1
2
3
4
5
6
7
Power supply voltage VBAT (V)
Reference voltage vs. ambient temperature
1.24
VBAT = 3.6 V
1.23
1.22
1.21
1.20
1.19
−40 −20 0
20 40 60 80 100
Ambient temperature Ta ( °C)
Power supply current vs. power supply voltage
(VSIMOUT Chargepump)
100000
10000
VSIMOUT = 510 Ω
1000
100
10
1
0
VSIMOUT = No load
Ta = +25 °C
VBAT = 3.6 V
VSIM-ON = “H”
SIMPROG = “H”
1
2
3
4
5
Power supply voltage VCC-VSIM (V)
Power supply current vs. power supply voltage
(VSIMOUT Chargepump)
100000
10000
VSIMOUT = 510 Ω
1000
100
10
1
0
VSIMOUT = No load
Ta = +25 °C
VBAT = 3.6 V
VSIM-ON = “H”
SIMPROG = “L”
1
2
3
4
5
Power supply voltage VCC-VSIM (V)
Output voltage vs. power supply voltage
(VSIMOUT Chargepump)
5
SIMPROG = “H”
4
VSIMOUT = No load
3
SIMPROG = “L”
VSIMOUT = No load
2
1
Ta = +25 °C
VBAT = 3.6 V
VSIM-ON = “H”
0
0
1
2
3
4
5
6
7
Power supply voltage VCC-VSIM (V)
(Continued)
17