MB3875 Fujitsu Media Devices, MB3875 Datasheet - Page 7

• Manufacturer Part Number: MB3875
• Description: DC/DC Converter IC for Charging
• Manufacturer: Fujitsu Media Devices

*: Standard design value.
ELECTRICAL CHARACTERISTICS
Parameter
Output voltage
Input stability
Load stability
Short-circuit
output current
Threshold
voltage
Hysteresis width
Threshold
voltage
Hysteresis width
Charge current
Oscillation
frequency
Frequency tem-
perature stability
Symbol
Load
V
Line
V
V
V
V
f
I
V
V
I
OSC
f/f
OS
REF
TLH
THL
TLH
THL
CS
H
H
dT
Pin No.
18
18
22
20
20
5
5
5
5
5
5
Ta = +25°C
Ta = –30°C to +85°C
V
VREF = 1 V
V
V
V
V
V
VREF =
VREF=
RT = 47 k
Ta = –30°C to +85°C
VREF = 0 mA to –1 mA
CC
CC
CC
CC
CC
CC
(MB3875 : Ta = +25 C, V
(MB3877 : Ta = +25 C, V
= 7 V to 25 V
=V
=
=V
=
=V
Conditions
CC
CC
CC
(O),
(O),
(O)
—
—
4.167
4.158
Min.
0.05
–1.3
–25
260
6.3
5.3
0.7
2.6
2.4
—
—
—
CC
CC
MB3875/MB3877
= 16 V, V
= 19 V, V
Value
4.200
4.200
Typ.
0.20
–0.8
–15
290
6.6
5.6
1.0
2.8
2.6
1*
3
1
CC
CC
(O) = 16 V, V
(O) = 19 V, V
4.233
4.242
Max.
0.35
–0.5
320
6.9
5.9
1.3
3.0
2.8
10
10
–5
—
Unit Remarks
kHz
mV
mV
mA
%
V
V
V
V
V
V
V
V
A
(Continued)
REF
REF
= 0 mA)
= 0 mA)
7