SANKEN ELECTRIC CO., LTD.
RU1A
1. Scope
The present specifications shall apply to a RU1A.
2. Outline
Type
Silicon Diode
Structure
Resin Molded
High Frequency Rectification, etc.
ns
Applications
Flammability:UL94-V0(Equivalent)
No.
Item
Symbol
Unit
Rating
Transient Peak Reverse Voltage
VRSM
V
650
2
Peak Reverse Voltage
VRM
V
600
3
Average Forward Current
IF(AV)
A
4
Peak Surge Forward Current
IFSM
A
5
Junction Temperature
Tj
6
Storage Temperature
Tstg
No.
3
Reverse Leakage Current
Under High Temperature
R
ot
N
ew
rN
fo
d
Reverse Leakage Current
031201
°C
de
2
ec
o
Forward Voltage Drop
5
°C
15
10msec.
Half sinewave, one shot
-40~+150
-40~+150
Conditions
Symbol
Unit
Value
VF
V
2.5 max.
IF=0.25A
IR
µA
10 max.
VR=VRM
H・IR
µA
150 max.
Trr-1
µs
0.4 max.
Trr-2
µs
0.18 max.
Rth(j-l)
°C /W
Reverse Recovery Time
Thermal Resistance
Refer to 6
en
m
Item
1
4
0.25
(Ta=25°C, unless otherwise specified)
m
4. Electrical characteristics
Conditions
D
1
es
ig
3. Absolute maximum ratings
15 max.
VR=VRM, Tj=100°C
IF=IRP=10mA,
Ta=25°C 90% Recovery point
IF=10mA, IRP=20mA,
Ta=25°C 75% Recovery point
Between Junction and Lead
1/3
61426-01
SANKEN ELECTRIC CO., LTD.
RU1A
ew
D
es
ig
ns
5. VF test and test circuit
fo
rN
6. Derating
d
de
en
100
m
80
R
20
ec
o
40
m
60
0
N
ot
Percentage to rated forward current (%)
Derating to the ambient temperature.
Power loss generated by voltage is not taken into consideration.
031201
0
20
40
60
80
Ambient temperature
100
120
140
160
Ta (°C)
2/3
61426-01
SANKEN ELECTRIC CO., LTD.
RU1A
7. Package information
7-1Package type, physical dimensions and material
62.5±0.7
7.2±0.2
φ0.78±0.05
※3
※2
Dimensions in ㎜
ns
φ4.0±0.2
※1
ew
D
es
ig
*1 The allowance position of Body against the center of whole lead wire is 0.5mm(max.)
*2 The centric allowance of lead wire against center of physical body is 0.3mm(max.)
*3 The burr may exit up to 2mm from the body of lead
fo
rN
7-2 Appearance
The body shall be clean and shall not bear any stain, rust or flaw.
7-3 Marking
RU1A
de
d
① Type number
en
Cathode Band
③
②
R
The Type number and Lot number
are to be marked in Red.
From 1 to 9 for Jan. to Sep.
O for Oct., N for Nov., and D for Dec.
③
Lot number 2 (ten days)
・:
Top of the month
・・:
Middle of month
・・・: End of month
N
ot
First digit: : Last digit of Year
Second digit : Month
③
ec
o
②
①
m
①
m
② Lot number 1
031201
3/3
61426-01
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