SANKEN ELECTRIC CO., LTD.
RK49
1. Scope
The present specifications shall apply to an RK49.
2. Outline
High Frequency Rectification
Silicon Schottky Barrier Diode
Structure
Resin Molded
Applications
High Frequency Rectification
ns
Type
N
ot
R
ec
o
m
m
en
de
d
fo
rN
ew
D
es
ig
3. Flammability
UL94V-0(Equivalent)
021226
1/5
61426-01
SANKEN ELECTRIC CO., LTD.
RK49
4. Absolute maximum ratings
Item
Symbol
Unit
Rating
Conditions
1
Transient Peak Reverse Voltage
VRSM
V
90
2
Peak Reverse Voltage
VRM
V
90
3
Average Forward Current
IF(AV)
A
3.5
4
Peak Surge Forward Current
IFSM
A
60
5
I2t Limiting Value
I2t
A2s
18
6
Junction Temperature
Tj
°C
-40~+150
7
Storage Temperature
Tstg
°C
-40~+150
Symbol
Unit
V
1msec≤t≤10msec
es
ig
D
Reverse Leakage Current
IR
3
Reverse Leakage Current Under
High Temperature
IF=3.5A
mA
5.0 max.
VR=VRM
mA
35 max.
VR=VRM, Tj=125°C
H・IR2
mA
125 max.
VR=VRM, Tj=150°C
Rth(j-l)
°C /W
8.0 max.
Between Junction and Lead
m
m
en
H・IR1
N
ot
R
ec
o
rN
2
Conditions
0.81 max.
fo
VF
Value
d
Forward Voltage Drop
Thermal Resistance
Half sinewave, one shot
de
Item
1
4
10msec.
ew
5. Electrical characteristics
No
.
Refer to Derating of 7
ns
No.
021226
2/5
61426-01
SANKEN ELECTRIC CO., LTD.
RK49
6. Characteristics
IF(AV) - PF
3.5
Tj=150°C
3.0
t
t/T=1/6
2.5
t/T=1/3,sinewave
2.0
ns
t/T=1/2
1.5
DC
es
ig
PF (W)
Forward Power Dissipation (W)
T
1.0
0.0
0.5
1
1.5
2
IF(AV) (A)
2.5
3
3.5
rN
0
ew
D
0.5
d
fo
Average Forward Current (A)
10
t
m
m
T
ec
o
1-t/T=5/6
1-t/T=2/3
R
N
ot
PR (W)
Reverse Power Dissipation (W)
4
en
Tj=150°C
8
6
de
VR - P R
1-t/T=1/2
2
sinewave
0
0
10
20
30
40
50
VR (V)
60
70
80
90
Reverse Voltage (V)
021226
3/5
61426-01
SANKEN ELECTRIC CO., LTD.
RK49
7. Derating
Tl - IF(AV)
VR=0(V)
3.5
t/T=1/2
t/T=1/6
DC
t/T=1/3
2.5
sinewave
ns
2.0
1.0
es
ig
1.5
Tj=150°C
0.5
D
IF(AV) (A)
Average Forward Current (A)
3.0
t
0.0
110
120
130
rN
100
ew
T
140
150
Tl (°C)
de
d
fo
Lead Temperature (°C)
Tl - IF(AV)
en
3.5
VR=90(V)
m
DC
3.0
m
ec
o
2.5
t/T=1/2
2.0
R
t/T=1/3
1.5
ot
IF(AV) (A)
Average Forward Current (A)
sinewave
N
1.0
t/T=1/6
Tj=150°C
0.5
t
T
0.0
25
50
75
100
Tl (°C)
125
150
Lead Temperature (°C)
021226
4/5
61426-01
SANKEN ELECTRIC CO., LTD.
RK49
8. Package information
8-1 Package type, physical dimensions and material
50.0±1.0
8.0±0.2
φ1.4±0.1
φ6.5±0.2
※3
※2
es
ig
ns
※1
*1
*2
*3
ew
D
The allowance position of Body against the center of whole lead wire is 0.5mm(max.)
The centric allowance of lead wire against center of physical body is 0.3mm(max.)
The burr may exit up to 2mm from the body of lead
Dimensions in ㎜
rN
8-2 Appearance
The body shall be clean and shall not bear any stain, rust or flaw.
fo
8-3 Marking
① Type number RK49
de
d
② Lot number 1
First digit: Last digit of Year
Second digit: Month
From 1 to 9 for Jan. to Sep.
O for Oct., N for Nov., and D for Dec.
②
m
③
ec
o
③
③ Lot number 2 (ten days)
・: Top of the month
・・: Middle of month
・・・: End of month
N
ot
R
②
①
m
①
en
カソード表示
Cathode Band
021226
5/5
61426-01
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