MB3888 Fuji Electric, MB3888 Datasheet - Page 10

• Manufacturer Part Number: MB3888
• Description: DC/DC Converter IC for Charging Li-ion Battery
• Manufacturer: Fuji Electric

10
MB3888
(Continued)
* : Standard design value
6.
Current
detection
amplifier block
[Current Amp]
7.
PWM
comparator
block
[PWM Comp.]
8.
Output block
[OUT]
9.
Control block
[CTL]
10.
Bias voltage
block
[VH]
11.
General
Parameter
Frequency
bandwidth
Output voltage
Output source
current
Output sink current
Threshold voltage
Input bias current
Output source
current
Output sink current
Output ON resistor
Rise time
Fall time
CTL input voltage
Input current
Output voltage
Standby current
Power supply
current
V
I
I
V
Sym-
SOURCE
SOURCE
V
I
I
I
R
I
bol
BW
I
R
V
I
OUTCH
OUTCL
V
V
CTLH
SINK
SINK
tr1
tf1
CTLL
V
I
CCS
DTC
CC
OFF
ON
TH
OH
OL
TL
H
5, 6,
5, 6,
Pin
No.
12
12
12
12
12
15
15
18
18
18
18
18
18
17
16
16
5
3
3
3
3
A
OUTC
OUTC
Duty cycle
Duty cycle
DTC
OUT
OUT
OUT
OUT
OUT
OUT
IC Active mode
IC Standby mode
CTL
CTL
VCC
VH
VCC
CTL
VCC
CTL
(equivalent to Si4435 1)
(equivalent to Si4435 1)
(t
(t
(Ta
V
8 V to 25 V,
1 f
1 f
0 dB
0 to 30 mA
5 V
0 V
0 V
5 V
Conditions
0.4 V
13 V, Duty
19 V, Duty
45 mA
3300 pF
3300 pF
VCC (O)
VCC (O) ,
VCC (O) ,
25 C, VCC
OSC
OSC
45 mA
2 V
2 V
0
100
Duty)
Duty)
5
5
19 V, VCC (O)
V
Min
150
4.7
1.4
6.5
CC
2.0
2
0
Rating
V
Typ
300
400*
100
400*
4.9
1.5
2.5
6.5
5.0
6.0
50*
50*
20
CC
0.6
2*
0
0
4
19 V, VREF
2
V
Max
200
150
0.8
5.5
2.6
9.8
7.5
25
CC
10
1
6
1
0 mA)
MHz
Unit
mV
mA
mA
mA
mA
ns
ns
V
V
V
V
V
V
A
A
A
A
A