ROHM RB083L-20

RB083L-20
Diodes
Schottky barrier diode
RB083L-20
!External dimensions (Units : mm)
!Applications
High frequency rectification
For switching power supply
5
4.5±0.2
CATHODE MARK
7
0.1 +0.02
−0.1
5.0±0.3
!Features
1) Compact power mold type. (PMDS)
2) Ultra low VF / Low IR.
3) IO=5A guaranteed despite the size.
1.2±0.3
1.5±0.2
2.0±0.2
2.6±0.2
!Construction
Silicon epitaxial planar
ROHM : PMDS
EIAJ : −
JEDEC : SOD-106
Date of manufacture EX. 1999.12 → 9,C
!Absolute maximum ratings (Ta=25°C)
Parameter
Symbol
Limits
Unit
Peak reverse voltage
VRM
25
V
DC reverse voltage
VR
20
V
Mean rectifying current ∗
IO
5
A
IFSM
70
A
Junction temperature
Tj
125
°C
Storage temperature
Tstg
Peak forward surge current
(60Hz 1
)
−40~+125
°C
∗ When mounted on alumina PCBs (82×30×1.0mm), Tc Max.=90°C
!Electrical characteristics (Ta=25°C)
Conditions
Symbol
Min.
Typ.
Max.
Unit
Forward voltage
VF
−
−
0.39
V
IF=3.0A
Reverse current
IR
−
−
500
µA
VR=20V
Parameter
RB083L-20
Diodes
1
Ta=125°C
REVERSE CURRENT : IR (A)
FORWARD CURRENT : IF (A)
10
1
Ta=75°C
100m
10m
Ta=25°C
1m
0
0.1
0.2
0.3
0.4
100m
10m
Ta=75°C
1m
Ta=25°C
100µ
10µ
0.5
Ta=125°C
10
0
DC
6.0
D=0.8
5.0
4.0 D=0.5
sine wave
3.0 D=0.3
D=0.2
2.0
D=0.1
D=0.05
1.0
0.0
50
75
100
AMBIENT TEMPERATURE : Ta (°C)
Fig.4 Derating curve (lo-Ta)
(When mounted on
alumina PCBs)
125
AVERAGE RECTIFIED FOWARD CURRENT : Io (A)
AVERAGE RECTIFIED FOWARD CURRENT : Io (A)
7.0
8.0
7.0
6.0
DC
D=0.8
D=0.3
4.0
D=0.2
3.0
D=0.1
2.0 D=0.05
1.0
0.0
0
25
50
75
100
CASE TEMPERATURE : Tc (˚C)
Fig.5 Derating curve (lo-Tc)
(When mounted on
alumina PCBs)
1000
100
10
0
10
20
30
Fig.3 Cpacitance between terminals
characteristics
D=0.5
sine wave
5.0
10000
REVERSE VOLTAGE : VR (V)
Fig.2 Reverse characteristics
Fig.1 Forward characteristics
25
40
REVERSE VOLTAGE : VR (V)
FORWARD VOLTAGE : VF (V)
0
30
20
CAPACITANCE BETWEEN TERMINALS : CT (pF)
!Electrical characteristic curves (Ta=25°C)
125