SEMICONDUCTOR
NKD350/NKJ350/NKC350 Series
Standard Diodes, 350 A
(
MAGN-A-PAK Power Modules)
RoHS
RoHS
Nell Semiconductors
22.5
35
23.5
2.8x0.8+0.1
38+1
3-M8 SCREWS
80
92
115+3
All dimensions in millimeters
25+1
4-Ø6.5
MAGN A-PAK
FEATURES
52+1
53+1
•
UL approved file E320098
•
High current capability
•
High surge capability
•
High voltage ratings up to
2000
V
• 3000
V
RMS
isolating voltage with non-toxic substrate
•
Industrial standard package
•
Compliant to RoHS
47+1
APPLICATIONS
•
Rectifying bridge for large motor drives
•
Rectifying bridge for large UPS
•
Rectifying power
supplier
•
Frequency converters
-
+
+
25+1
~
+
-
PRODUCT SUMMARY
I
F(AV)
Type
350A
Modules-Diode, High Voltage
+
-
-
MAJOR RATINGS AND CHARACTERISTICS
SYMBOL
I
F(AV)
CHARACTERISTICS
VALUES
350
37+1
NKD
NKJ
NKC
UNIT
A
ºC
T
C
100
550
100
I
F(RMS)
50 HZ
60 HZ
50 HZ
60 HZ
A
ºC
I
FSM
I
2
t
15000
15705
1125
934
11250
A
kA
2
s
I
2
√t
V
RRM
T
Stg,
T
J
Range
kA
2
√s
V
ºC
800 to 2000
-40 to 150
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Page 1 of 4
39+1
60+3
SEMICONDUCTOR
NKD350/NKJ350/NKC350 Series
RoHS
RoHS
Nell Semiconductors
ELECTRICAL SPECIFICATIONS
VOLTAGE RATINGS
TYPE
NUMBER
VOLTAGE
CODE
V
RRM
,
MAXIMUM REPETITIVE
PEAK REVERSE VOLTAGE
V
800
1200
1600
2000
V
RSM
, MAXIMUM NON-REPETITIVE
PEAK REVERSE VOLTAGE
V
l
RRM
MAXIMUM
AT T
J
MAXIMUM
mA
08
NKD350
NKJ350
NKC350
12
16
20
900
1300
1700
2100
20
FORWARD CONDUCTION
PARAMETER
Maximum average forward current
at case temperature
Maximum RMS forward current
Maximum peak, one-cycle forward
non-reptitive surge current
SYMBOL
I
F(AV)
I
F(RMS)
I
FSM
TEST CONDITIONS
180° conduction, half sine wave
VALUES
350
100
UNIT
A
ºC
180° conduction, half sine wave at T
C
= 100
°C
t
= 10ms
t
= 8.3ms
t
= 10ms
No voltage
reapplied
550
15
A
kA
15.7
Sine half wave,
initial T
J
= T
J
maximum
1125
934
790
660
11250
1.4
kA
2
√
s
kA
2
s
Maximum
l
2
t
for fusing
I
2
t
t
= 8.3ms
t
= 10ms
t
= 8.3ms
100%V
RRM
reapplied
Maximum l
2
√t
for fusing
Maximum forward voltage drop
I
2
√t
V
FM
t = 0.1 to 10 ms, no voltage reapplied
l
pk
= 1050A, T
J
= 25°C
V
BLOCKING
PARAMETER
RMS insulation Voltage
Maximum peak reverse and
off-state leakage current
SYMBOL
V
INS
TEST CONDITIONS
t = 1s
T
J
= T
J
maximum, rated V
RRM
applied
T
J
= 25°C
VALUES
3000
20
20
UNIT
V
mA
µ
A
l
RRM
THERMAL AND MECHANICAL SPECIFICATIONS
PARAMETER
Maximum junction operating and storage
temperature range
Maximum thermal resistance,
junction to case per junction
Maximum thermal resistance,
case to heatsink
SYMBOL
T
J
,T
stg
TEST CONDITIONS
VALUES
-40 to 150
UNIT
°C
R
thJC
DC operation
Mounting surface, smooth,
flat and greased
A mounting compound is recommended
and the torque should be rechecked after
a period of 3 hours to allow for the spread
of the compound.
0.12
°C/W
R
thCS
0.044
Mounting torque,
±10%
Approximate weight
Case style
MAP to heatsink, M6
busbar to MAP, M8
4
N.m
12
900
g
See dimensions - link at the end of datasheet
MAGN-A-PAK
www.nellsemi.com
Page 2 of 4
SEMICONDUCTOR
NKD350/NKJ350/NKC350 Series
RoHS
RoHS
Nell Semiconductors
Ordering Information Tabel
Device code
NKD
1
350
2
/
16
3
1
2
3
-
Module type, NKD, NKJ and NKC for ( Diode + Diode ) module
-
Current rating : I
F(AV)
-
Voltage code x 100 = V
RRM
Fig.1 On-state current vs. voltage characteristic
Fig.2 Transient thermal impedance
(junction-case)
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0
0.001
3.0
2.5
T
J
= 150°C
2.0
1.5
1.0
0.5
100
1000
On-state current (A)
10000
Transient thermal impedance (°C/W)
3.5
On-state peak voltage (V)
0.01
0.1
Time (s)
1
10
Fig.3 Power consumption vs. average current
Fig.4 Case temperature vs. on-state average
current
500
Maximum power consumption (W)
Maximum allowable case temperature (°C)
160
140
Conduction Angle
400
Conduction Angle
30
º
60
º
90
º
120
º
180
º
120
100
80
60
40
300
30
º
60
º
200
90
º
120
º
180
º
100
0
0
70
140
210
280
350
0
100
200
300
400
500
600
On-state average current (A)
Average forward current (A)
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Page 3 of 4
SEMICONDUCTOR
NKD350/NKJ350/NKC350 Series
RoHS
RoHS
Nell Semiconductors
Fig.5 On-state surge current vs cycles
18
15
12
I
2
t ( KA
2
S )
800
600
400
3
0
200
0
1
9
6
1400
1200
1000
Fig.6 I
2
t Characteristic
On-state surge current (KA)
1
10
Cycles @50Hz
100
10
Time (ms)
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Page 4 of 4
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