VN
www.vishay.com
Vishay MCB
Vitreous Wirewound Power Resistors
FEATURES
• High dissipation
• Applicable standard: NFC 93214
• 3 models:
- VNF traction lug
- VNB rings
- VNN collars
• Material categorization: for definitions of compliance
please see
www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL MODEL
VN 42 x 362
VN 30 x 250
VN 30 x 153
VN 25 x 168
VN 25 x 138
VN 25 x 110
VN 25 x 84
VN 20 x 117
VN 16 x 94
VN 13 x 70
VN 10 x 52
POWER RATING
W
600
320
200
180
145
120
85
90
55
35
22
RESISTANCE RANGE
8.2 to 470K
4.7 to 390K
3.3 to 270K
2.7 to 270K
2.7 to 180K
2.7 to 120K
2.2 to 82K
2.2 to 120K
2.2 to 68K
2.2 to 56K
1.0 to 33K
TOLERANCE
±%
5
5
5
5
5
5
5
5
5
5
5
U
LIM.
V
4500
3000
1700
1900
1400
1000
650
1100
900
650
450
NFC 93214 CHARACTERISTICS
GLOBAL MODEL
VN 30 x 250 (RB 30 x 250)
VN 25 x 168 (RB 25 x 168)
VN 20 x 117 (RB 20 x 117)
VN 13 x 70 (RB 13 x 70)
Note
(1)
Wire diameter set by standard
P
n
W
240
140
72
28
RESISTANCE RANGE
Ø 63μ
(1)
4.7 to 56K
2.7 to 33K
2.7 to 15K
2.2 to 4.7K
Ø 38μ
4.7 to 180K
2.7 to 100K
2.7 to 47K
2.2 to 15K
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature coefficient
Operating temperature range
UNIT
ppm/°C
°C
RESISTOR CHARACTERISTICS
75 ppm/°C (typical)
-55 to +450
GENERAL CHARACTERISTICS
Core
Winding
Coating
Ohmic values
Ceramic
NiCr alloy
Vitreous
E12
Revision: 04-Aug-16
Document Number: 32503
1
For technical questions, contact:
mcbfixedresistors@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
VN
www.vishay.com
Vishay MCB
DIMENSIONS
in millimeters
AND WEIGHT
in g
D
VNF
H
h
d
A
X
L
B
Terminal for
Ø 10, Ø 13
E
VNB
F
D1
D
d
A
VNN
Ø
D
G
b
M
e
A
d
TYPE
42 x 362 30 x 250 30 x 153
A
362 ± 7 250 ± 2 152.5 ± 2
B + 0.5/- 0
30
25
25
b
43 ± 1.5
33 ± 1
33 ± 1
D max.
46
33
33
D1
-
31 ± 1
31 ± 1
d
E
e
F
g
H
h
J
L
M
Ø
X ±2
Mass
max.
max.
±2
max.
±1
26 ± 0.5
9 ± 0.5
18
-
88
72
45
52 ± 1.5
440
10
+ 3/- 0
17 min.
9 ± 0.5
13
18
+ 0.5/- 0
63
62
30
39 ± 1
320
5 ± 1.5
17 min.
9 ± 0.5
13
18
+ 0.5/- 0
63
62
30
39 ± 1
222.5
5 ± 1.5
5.7 ± 0.5
187.5
250
25 x 168
168 ± 2
24
28.5 ± 1
28
26 ± 0.9
25 x 138
138 ± 2
24
28.5 ± 1
28
26 ± 0.9
25 x 110
110 ± 2
24
28.5 ± 1
28
26 ± 0.9
25 x 84
84 ± 2
24
28.5 ± 1
28
26 ± 0.9
20 x 117
117 ± 2
-
26 ± 0.7
23
21 ± 0.7
16 x 94
94 ± 2
-
22 ± 0.5
19
17 ± 0.6
10 ± 0.3
-
8
12
+ 0.5/- 0
40
-
-
26.5 ± 0.5
-
4 ± 1.5
4.2
+ 0.3/- 0.1
-
40
J
13 x 70
70 ± 2
13
20 ± 0.5
16
13 ± 0.5
7 ± 0.21
4.2 ± 0.2
7
10.5
+ 0.5/- 0
37
20.5
7
24 ± 0.5
93
3.5 ± 1.5
4.2
+ 0.3/- 0.1
81
25
17 ± 0.35 17 ± 0.35 17 ± 0.35 17 ± 0.35 12 ± 0.5
6.5 ± 0.2
9
15
+ 0.5/- 0
55
53
27
33.5 ± 1
230
6 ± 1.5
5 ± 0.8
198
250
6.5 ± 0.2
9
15
+ 0.5/- 0
55
53
27
33.5 ± 1
200
6 ± 1.5
5 ± 0.8
168
200
6.5 ± 0.2
9
15
+ 0.5/- 0
55
53
27
33.5 ± 1
171
6 ± 1.5
5 ± 0.8
141
160
6.5 ± 0.2
-
9
9
15
14
+ 0.5/- 0 + 0.5/- 0
55
48.5
53
-
27
-
33.5 ± 1 31 ± 0.7
145
-
6 ± 1.5
5 ± 0.8
115
75
5 ± 1.5
5 ± 0.8
-
85
10 x 52
52 ± 1
6
18 ± 0.5
13
11 ± 0.6
6.2
+ 0/- 2
3 ± 0.2
7
8 ± 0.5
34
18
6
22 ± 0.5
70
2 ± 1.5
4.2
+ 0.3/- 0.1
62
16
6.2 ± 0.5 5.7 ± 0.5
398
1300
285
380
SPECIFIC NON-INDUCTIVE “A” VN MODEL CHARACTERISTICS
TYPE
R
min.
R
max.
42 x 362A 30 x 250A 30 x 153A 28 x 168A 25 x 138A 25 x 110A 25 x 84A 20 x 117A 16 x 94A 13 x 70A 10 x 52A
8.2
1.5 k
4.7
820
3.3
560
2.7
680
2.7
470
2.7
330
2.2
180
2.2
390
2.2
270
2.2
220
1.0
150
Revision: 04-Aug-16
Document Number: 32503
2
For technical questions, contact:
mcbfixedresistors@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
VN
www.vishay.com
Vishay MCB
NFC 93214
REQUIREMENTS
2 % or 0.05
(1)
3 % or 0.05
(1)
2 % or 0.05
(1)
Insulated
mounting
> 10
2
M
(1)
(1)
PERFORMANCES
TESTS
Overloads
Climatic
Damp heat
Thermal shocks
Shocks
Vibrations
Strength of terminals
Endurance
Note
(1)
The higher of either value.
CONDITIONS
10 P
n
(temp. nom.), 5 s
-55 °C, 5 cycles, +200 °C
56 days 95 % HR
P
n
-55 °C
Severity 50 A
Severity 55/10
40 N collar 60 Ncm rings
500 cycles P
n
90 min / 30 min
TYPICAL VALUES
0.5 %
0.2 %
0.1 %
0.2 %
0.25 %
0.25 %
0.1 %
1.5 %
2 % or 0.05
(1)
0.5 % or 0.05
0.5 % or 0.05
1 % or 0.05
(1)
5%
DISSIPATION
Axis Title
10000
100
P
θ
amb
= 25 °C
100
1000
1st line
2nd line
1st line
P
W
(%)
P
n
(NFC 93214)
50
100
25
P (Vishay MCB)
0
0
50 100 150 200 250 300 350 400 450 500
θ
(°C)
10
0
0
50 100 150 200 250 300 350 400 450 500
θ
amb
(°C)
10
θ
n
Vishay MCB
50
NFC 93214
1000
1st line
2nd line
10000
1000
1st line
2nd line
100
3
4
5
Axis Title
10000
75
1st line
P
W
(%)
Power P
W
as a Function of Surface Temperature
P(W) = f (Temperature Surface)
Derating in Power as a Function
of Ambient Temperature
OVERLOADS
Axis Title
25
10000
PERMISSIBLE ENERGY
Axis Title
1500
Curve 1: 42 x 362
Curve 2: 30 x 250
Curve 3: 30 x 153
Curve 4: 25 x 168
Curve 5: 25 x 138
Curve 6: 25 x 110
Curve 7: 25 x 84
Curve 8: 20 x 117
Curve 9: 16 x 94
Curve 10: 13 x 70
Curve 11: 10 x 52
20
1000
1st line
2nd line
1st line
kP
n
1st line
E (J)
15
1000
1
2
10
100
5
500
0
0.1
1
10
t (s)
100
10
1000
0
1
10
9 to 11
6 to 8
10
1K
R (Ω)
10K
100K
1M
100
Intermittent Overloads
Exceptional Operation
Initial Temperature < 70 °C
k x P
n
= f(t)
Repetitive Operation
Energy as a Function of R
n
Pulse Duration < 100 ms
E = f(R)
Revision: 04-Aug-16
Document Number: 32503
3
For technical questions, contact:
mcbfixedresistors@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
VN
www.vishay.com
OPTIONS
(Consult us)
- Other values than E12 series
- Intermediate terminals
Vishay MCB
ORDERING INFORMATION
VN
MODEL
F
CONNECTIONS
30 x 250
STYLE
A
NON-INDUCTIVE
WINDING
Optional
1K2
RESISTANCE
VALUE
±5%
TOLERANCE
±5%
± 10 %
Other on request
XXX
CUSTOM DESIGN
Optional
On request:
special value,
tolerance,
terminals, etc.
BO12
PACKAGING
GLOBAL PART NUMBER INFORMATION
V
1
1
PRODUCT
TYPE
VN
N
F
2
2
LEADS
B
3
SIZE
10052
13070
16070
16094
20117
25084
25110
25138
25168
30153
30250
10052
13070
25084
25110
25138
25168
30153
30250
42362
10052
13070
16070
16094
20117
25084
25110
25138
25168
30153
42362
3
0
2
3
4
OPTION
(if applicable)
5
0
A
4
5
RESISTANCE
VALUE
1
5
5
6
TOLERANCE
J=5%
K = 10 %
R
0
J
6
7
PACKAGING
B = box
Box quantity
depends of
model and size
B
7
8
7
8
8
INDUSTRIALIZATION
NUMBER
3 specific digits
(if applicable)
9
A=
The first three digits
non-inductive
are significant
winding
figures and the last
specifies the
number of zeros to
follow, R designates
decimal point.
4702 = 47 k
47R0 = 47
F
N
EXAMPLES
MODEL
VNN
VNF
DESCRIPTION
VNN 10X52 1K2 5 % BO100
VNF 30X250 A 15U 5 % 879 BO1
PART NUMBER
VNN100521201JB
VNF30250A15R0JB879
Revision: 04-Aug-16
Document Number: 32503
4
For technical questions, contact:
mcbfixedresistors@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of
typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding
statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a
particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk.
Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for
such applications.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document
or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners.
© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 08-Feb-17
1
Document Number: 91000
