FUJITSU MB3891 - Manual (Page 15)

MB3891
15
(Continued)
4
3
2
1
0 2
1
0
0 50 100 150 200 250 300 350 400 450 500
Ta = + 25 ° C
OUT1 = No load
CONT1
=
“L”
CONT6
=
OPEN
VBAT
OUT1
4
2
0
2
1
0
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
OUT1
VBAT
Ta
= +
25
°
C
VBAT = 1 µ F
OUT1 = No load
CONT1 =
“L”
CONT6 = OPEN
4
2
0
2
1
0
0 20 40 60 80 100 120 140 160 180 200
OUT1
CONT1
Ta = + 25 ° C
VBAT = 3.6 V
OUT1
=
18
Ω
CONT6
=
OPEN
10
5
0
2.0
1.5
1.0
0.5
0.0
0 20 40 60 80 100 120 140 160 180 200
CONT1
OUT1
Ta
= +
25
°
C
VBAT = 3.6 V
OUT1
=
No load
CONT6
=
OPEN
2.0
1.5
1.0
0.5
0.0
2
1
0
0 10 20 30 40 50 60 70 80 90 100
OUT1
V C
OUT1 = 0 A − 120 mA
Ta
= +
25
°
C
VBAT
=
3.6 V
CONT1
=
“L”
CONT6
=
OPEN
VBAT = 3.6 V
VREF
=
1.225 V
LDO1
OUT1
1
µ
F
120 mA
4 V
0 V
V C
Output voltage falling waveforms (LDO1) Output voltage falling waveforms (LDO1)
Waveform at rapid change of output load
(LDO1)
Output voltage V
OUT1
(V)
t (
µ
s)
NPN collector voltage V
C
(V)
Power supply voltage V
BAT
(V)
t (ms)
Output voltage V
OUT1
(V)
t (s)
Output voltage rising waveforms (LDO1)
Input voltage V
CONT1
(V)
t (
µ
s)
Output voltage V
OUT
1
(V)
Output voltage falling waveforms (LDO1)
t (ms)
[Measurement diagram]
(IC internal)
Power supply voltage V
BAT
(V)
Output voltage V
OUT1
(V)
Input voltage V
CO
NT
1 (V)
Output voltage V
OUT
1
(V)