0 1 5 50 10
20ms
I
FSM
(A)
10
100
0 25 50 75 100 125 150
0
1.0
2.0
3.0
60
Without Heatsink
With Heatsink
3.5
0 25 50 75 100 125 150
0
1.0
2.0
4.0
60
3.0
Without Heatsink
With Heatsink
0.3 0.5 0.7 0.9 0.1 1.1 1.3
T
a
150ºC
=
60ºC
100ºC
25ºC
20
30
40
50
60
70
80
90
50.0
±0.1
1.4
±0.1
6.5
±0.2
Cathode Mark
8.0±0.2
5mm
20•20•1tCu
5mm
5mm
20•20•1tCu
5mm
0 1 5 50 10
20ms
I
FSM
(A)
10
20
30
40
50
60
70
RU 4M series
RU 4YX
1
10
50
0.1
0.01
0.001
0 0.2 0.4 0.6 1.0
1
100
0.1
0.01
0.001
T
a
150ºC
=
25ºC
100ºC
10
0.8
A
Fa s t- R ec ov ery R ec tifi er D iodes
Parameter
Type No.
Absolute Maximum Ratings
V
RM
(V)
I
FSM
(A) V
F
(V) I
F
(A) I
F/
I
RP
(mA) I
F/
I
RP
(mA)
V
R
=
V
RM
max V
R
=
V
RM
Ta
=
100°C max
I
R
(µA) I
R
(H)
(µA)
Tj
(°C) Tstg
(°C)
max
Electrical Characteristics (Ta
=
25°C)
(°C/W) (g)
Mass
Others
RU 4M
400
RU 4AM
600
RU 4YX
100
2.0 (3.5)
2.2 (4.0)
0.4
–40 to +150 0.18
1.3 100/100 100/200 8.0 1.2
70
100 0.85
3.5
2.0 10 300
10 300
0.2 0.08
37
I
F (AV)
(A)
Fig.
50Hz
Half-cycle Sinewave
Single Shot
( ) is with
Heatsink
Forward Voltage VF (V)
Forward Current IF (A)
VF—IF Characteristics (Typical)
Ambient Temperature Ta (°C) Overcurrent Cycles
IFMS Rating
Peak Forward Surge Current IFSM (A)
Average Forward Current IF(AV) (A)
Ta—IF(AV) Derating
Forward Voltage VF (V)
Forward Current IF (A)
VF—IF Characteristics (Typical)
Ambient Temperature Ta (°C) Overcurrent Cycles
IFMS Rating
Peak Forward Surge Current IFSM (A)
Average Forward Current IF(AV) (A)
Ta—IF(AV) Derating
External Dimensions
(Unit: mm)
Flammability:
UL94V-0 or Equivalent
A
Fig.
trr
➀
(µs) trr
➁
(µs)
Rth (j- )
