Data Sheet
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? 2011 ROHM Co., Ltd. All rights reserved.
Schottky Barrier Diode
RB481Y-40
lApplications
lDimensions (Unit : mm)
lLand size figure (Unit : mm)
Rectifying small power
lFeatures
1)Ultra small mold type. (EMD4)
2)Low VF
3)High reliability.
lConstruction
lStructure
Silicon epitaxial planar
lAbsolute maximum ratings
(Ta=25
?C)
Symbol
Unit
VRM
V
VR
V
Io
mA
IFSM
A
Tj
?C
Tstg
?C
lElectrical characteristics
(Ta=25
?C)
Symbol
Min.
Typ.
Max.
Unit
Conditions
VF1
-
-
0.3
V
IF=10mA
VF2
-
-
0.45
V
IF=100mA
IR1
-
-
20.0
μA
VR=10V
IR2
-
-
90.0
μA
VR=40V
Storage temperature
-40 to +125
(*1) Rating of per diode:1/2 Io (*2) Rating of per diode
Parameter
Forward voltage
Reverse current
Average rectified forward current (*1)
200
Forward current surge peak (60Hz?1cyc) (*2)
1
Junction temperature
125
lTaping dimensions (Unit : mm)
Parameter
Limits
Reverse voltage (repetitive peak)
40
Reverse voltage (DC)
40
ROHM : EMD4
JEITA : SC-75A Size
week code
0.13±0.05
0.5±0.05
0~0.1
(1)
(2)
(4)
(3)
0.5
0.5
1.0±0.1
0.22±0.05
1.61.6±0.1±0.1
1.2±0.1
1.6±0.1
1.6
±
0.05
EMD4
0.5
0.45
1.0
1.55
1Pin
Mark
1/4
2011.10 - Rev.A
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