mb3881pff Fujitsu Microelectronics, Inc., mb3881pff Datasheet - Page 10

• Manufacturer Part Number: mb3881pff
• Description: 8-ch Dc/dc Converter Ic With Synchronous Rectifier For Voltage Step-up And Step-down
• Manufacturer: Fujitsu Microelectronics, Inc.

10
MB3881
*: Standard design value.
ELECTRICAL CHARACTERISTICS
Reference voltage
Output voltage
temperature stability
Input stability
Load stability
Short-circuit output
current
Threshold voltage
Hysteresis width
Reset voltage
Threshold voltage
Input standby voltage
Charge current
Threshold voltage
Input standby voltage
Input latch voltage
Input source current
Oscillator frequency
Frequency stability
for voltage
Frequency stability
for temperature
Output voltage
SYNC input condition
Input current
Parameter
Sym-
Load
V
V
Line
V
I
I
V
V
bol
V
f
V
V
V
CSCP
SYNC
Ios
f/fdv
V
V
I
V
OSC
f/fdt
V
V
REF
REF
RST
STB
CS
STB
REF
TH
TH
TH
IH
IL
H
B
I
/
50, 53, 56, 57, 60,
50, 53, 56, 57, 60,
50, 53, 56, 57, 60,
61, 62, 64, 51, 54
61, 62, 64, 51, 54
61, 62, 64, 51, 54
Pin No.
24
24
24
24
24
50
50
50
64
32
32
26
26
26
26
36
50
50
35
Ta
VCC
VREF
VREF
VCC
VCC
VCC
CT 100 pF, RT 11 k
VB
VCC
Ta
Input “H” level
Input “L” level
SYNC
(Ta
2 V
30 C to 85 C
30 C to 85 C
Conditions
4 V to 13 V
4 V to 13 V
0 mA to 1 mA
2 V
5 V
25 C, VCC
9 V, VSS
2.475
1.980 2.000 2.020
Min.
1.20
1.25
0.65
450
2.6
2.0
1.4
1.4
10
10
20
0
Value
Typ.
1.30
1.45
0.70
0.5*
500
2.5
2.8
0.2
4.4 V, VDD
50
50
50
50
1.0
1.0
1*
1
5
2.525
Max.
(Continued)
1.40
1.65
0.75
100
100
100
550
100
3.0
0.8
10
10
10
0.6
0.6
1
Unit
kHz
mV
mV
mA
mV
mV
mV
5 V)
%
%
%
V
V
V
V
V
V
V
V
V
A
A
A