MB3842 Fujitsu Microelectronics, Inc., MB3842 Datasheet - Page 6

• Manufacturer Part Number: MB3842
• Description: Power Management 2-ch Switch ic
• Manufacturer: Fujitsu Microelectronics, Inc.

6
MB3842/MB3845
Switch resistance
IN pin input current
UVLO threshold
UVLO hysteresis width
Switch current limit
OC sink current
Temperature protection (T
OUT pin rise time
OUT pin fall time
ENABLE pin input current
ENABLE pin threshold
voltage
ENABLE hysteresis width
ENABLE pin input current
ENABLE pin input voltage
• MB3842/MB3845
• MB3842
• MB3845
ELECTRICAL CHARACTERISTICS (per 1 ch)
Parameter
Parameter
Parameter
j
)
Symbol
Symbol
Symbol
V
V
V
V
V
V
R
V
V
I
T
I
I
I
t
I
I
I
I
I
I
I
SWH
t
SWL
OCS
OCL
ENH
THEN
ENHY
ENH
OFF
ENL
TLEN
ENL
IUHY
IHEN
IN1
IN2
IN3
ON
ILEN
IUH
LIM
ON
IUL
I
I
I
EN
EN
V
V
V
R
R
V
V
SS pin: Open
OUT pin: 100 k pull down
SS pin: Open
OUT pin: 100 k pull down
V
V
V
V
V
SW
SW
SW
OC
OC
IN
IN
IUHY
EN
EN
ENHY
EN
EN
LIM
LIM
=0.6A
= 0 A
= 0.6 A
at OC = L
at OC = H
= 5 V, I
= 0 V, I
= 5 V, I
= 0 V, I
= 0.4 V at OC active
= 5.0 V at OC non-active
= 2.0 k
= 6.2 k
= V
0.8V for MB3842,
V
= V
IN
IUH
for MB3845
THEN
SW
SW
SW
SW
– V
Condition
Condition
Condition
– V
= 0 A
= 0 A
= 0 A
= 0 A
IUL
H
L
TLEN
—
—
—
—
—
+125
Min.
Min.
0.42
0.06
Min.
1.45
1.25
100
100
3.0
2.1
1.9
2.0
—
—
—
—
—
—
—
—
—
—
—
0
(V
(V
Value
Value
Value
(V
Typ.
Typ.
Typ.
1.60
1.40
100
350
200
100
200
0.0
0.0
1.0
2.3
2.1
0.6
0.1
5.0
0.0
50
—
—
—
—
—
IN
IN
5
IN
= 5 V, Ta = +25 C)
= 5 V, Ta = +25 C)
= 5 V, Ta = +25 C)
Max.
Max.
Max.
0.78
0.14
1.75
1.55
150
550
300
200
120
300
0.8
5.0
1.5
1.0
2.5
2.3
1.0
—
—
—
—
10
—
Unit
Unit
Unit
m
mA
mV
mA
mV
V
V
A
A
V
V
V
V
C
A
A
A
A
A
s
s
A
A