Vbat3 - Fujitsu MB3891 Datasheet

MB3891
Output voltage vs. load current
(VSIMOUT Chargepump)
3.00
2.99
2.98
VCC-VISM
2.97
2.96
VCC-VISM
2.95
2.94
2.93
2.92
2.91
2.90
0 5
Load current I
Ripple rejection vs. frequency
(VSIMOUT Chargepump)
0
20
40
60
80
100
10 100
Frequency f (Hz)
Ripple rejection vs. frequency
(VSIMOUT Chargepump)
0
20
40
60
80
100
10 100
Frequency f (Hz)
18
Ta 25 C
VSIM-ON
"H"
5.5 V
SIMPROG
"L"
3.1 V
VCC-VISM 3.6 V
10 15 20
(mA)
LOAD
Ta 25 C
VBAT VCC-VSIM 3.6 V
VSIM-ON
"H"
SIMPROG
"H"
VCAP VCAP 0.1 F
VSIMOUT 10 F
VSIMOUT 510
1 k 10 k 100 k 1 M
Ta 25 C
VBAT VCC-VSIM 3.6 V
VSIM-ON
"H"
SIMPROG
"L"
VCAP VCAP 0.1 F
VSIMOUT 10 F
VSIMOUT 510
1 k 10 k 100 k 1 M
Output voltage vs. load current
(VSIMOUT Chargepump)
5.00
Ta 25 C
4.95
VSIM-ON
"H"
SIMPROG
"H"
4.90
VCC-VISM
4.85
4.80
4.75
VCC-VISM 3.1 V
4.70
4.65
4.60
0 5 10
Load current I
Ripple rejection vs. frequency
(VSIMOUT Chargepump)
0
Ta 25 C
VBAT VCC-VSIM
VSIM-ON
"H"
20
SIMPROG
"H"
VCAP VCAP 0.1 F
VSIMOUT 10 F
40
60
80
100
10 100 1 k
Frequency f (Hz)
Ripple rejection vs. frequency
(VSIMOUT Chargepump)
0
Ta 25 C
VBAT VCC-VSIM
VSIM-ON
"H"
20
SIMPROG
"L"
VCAP VCAP
VSIMOUT 10 F
30
40
80
100
10 100 1 k
Frequency f (Hz)
5.5 V
VCC-VISM
3.6 V
15 20
(mA)
LOAD
3.6 V
10 k 100 k 1 M
3.6 V
0.1 F
10 k 100 k 1 M
(Continued)