Data Sheet
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? 2011 ROHM Co., Ltd. All rights reserved.
Schottky Barrier Diode
RB481Y-90
?Applications
?Dimensions (Unit : mm)
?Land size figure (Unit : mm)
Low current rectification
?Features
1) Ultra small mold type. (EMD4)
2) Low VF
3) High reliability
?Construction
Silicon epitaxial planar
?Structure
?Taping specifications (Unit : mm)
?Absolute maximum ratings (Ta=25°C)
Symbol UnitLimits
VRM
V
VR
V
Io mA100
IFSM
A
Tj °C125
Tstg °C?40 to ?125
?Electrical characteristics (Ta=25°C)
Symbol Min. Typ. Max. Unit
Forward voltage
VF
- 0.55 0.61 V IF=100mA
IR
- 20 100
μA
VR=90V
Parameter
Reverse current
Conditions
Storage temperature
(*1) Rating of per diode
Forward current surge peak (60Hz?1cyc) (*1)
1
Junction temperature
Reverse voltage (DC)
90
Average rectified forward current (*1)
Parameter
Reverse voltage (repetitive peak)
90
EMD4
0.5
0.45
1.0
1.55
1.7±0.051.65±0.1
4.0±0.1
4.0±0.1
2.0±0.05
φ1.5±0.1
      0
3.5±0.05
1.75±0.1
8.0±0.2
φ0.8±0.1
5.5±0.2
1.65±0.1
0.65±0.1
0.3±0.1
0~0.1
1PIN
1.65±0.01
ROHM : EMD4
JEITA : SC-75A Size
dot (year week factory)
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
1.6±0.051.6±0.1
1.2±0.1
1.6±0.1
1.6±0.05
1/3
2011.05 - Rev.C
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