MB3874 Fujitsu Media Devices, MB3874 Datasheet - Page 7

• Manufacturer Part Number: MB3874
• Description: DC/DC Converter IC for Parallel 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/fdt
OS
CS
REF
TLH
THL
TLH
THL
H
H
Pin No.
21
21
22
20
20
5
5
5
5
5
5
Ta = +25°C
Ta = –30°C to +85°C
V
VREF = 1 V
V
V
VREF =
VREF=
RT = 47 k
Ta = –30°C to +85°C
VREF = 0 mA to –1 mA
CC
CC
CC
= 7 V to 25 V
=
=
Conditions
—
—
—
(MB3874 : Ta = +25 C, V
(MB3876 : Ta = +25 C, V
4.167
4.158
Min.
0.05
–1.3
–25
260
6.3
5.3
0.7
2.6
2.4
—
—
—
MB3874/MB3876
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
4.233
4.242
Max.
0.35
–0.5
320
6.9
5.9
1.3
3.0
2.8
10
10
–5
= 16 V, VREF = 0 mA)
= 19 V, VREF = 0 mA)
—
Unit Remarks
kHz
mV
mV
mA
%
V
V
V
V
V
V
V
V
A
(Continued)
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