VNPC Datasheet

VNPC
www.vishay.com
Vishay MCB
Vitreous Wirewound Power Resistor, Flat
FEATURES
• High dissipation
• Reduced space
• Embedded collars
• Insulated mounting
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
POWER RATING
W
RESISTANCE RANGE

TOLERANCE
±%
ULIM.
V
MIL-R-26-D
VNPC 150
150
4.7 to 100K
5
1500
RW 24 V
VNPC 120
120
3.9 to 68K
5
1250
-
VNPC 90
90
2.7 to 47K
5
1000
RW 22 V
VNPC 50
50
1.8 to 22K
5
600
-
VNPC 30
30
1.0 to 8.2K
5
400
RW 20 V
GLOBAL MODEL
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature coefficient
Operating temperature range
UNIT
RESISTOR CHARACTERISTICS
ppm/°C
75 ppm/°C (typical)
°C
-55 to +450
GENERAL CHARACTERISTICS
Core
Ceramic
Winding
NiCr alloy
Coating
Vitreous enamel
Ohmic values
Insulated mounting (Z)
Revision: 09-Sep-14
E12
On request
Document Number: 32505
1
For technical questions, contact: [email protected]
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
VNPC
www.vishay.com
Vishay MCB
DIMENSIONS in millimeters AND WEIGHT in g
+0.5
0
9±1
Ø 3.2
+0.3
6.35
4 -0.2
1.6 mini
+0.3
0.7 -0.1
+0.2
0
19.7 ± 1
19 ± 2
0
8 -0.5
27 ± 2
2 max.
a
2 ± 0.5
A
+2
10 -1
TYPE
150
120
90
50
30
A
150 ± 3
120 ± 2.4
90 ± 1.8
50 ± 1
30 ± 0.6
a
140.2 ± 3
110 ± 2.4
78.5 ± 1.8
38.3 ± 1
18.9 ± 0.6
64
51
39
25
15
Mass
16.9
27 ± 2
DIMENSIONS SUPPORTER Z in millimeters AND WEIGHT in g
INSULATED MOUNTING ALLOWS DE-STACKING
Ø8
Ø 5.2
16
10.5
10 -1
+2
X
L
TYPE
150
120
90
50
30
X
168 ± 3
136 ± 2.4
108 ± 2
68 ± 1
48 ± 0.5
L
182 ± 3
152 ± 2.4
122 ± 2
82 ± 1
62 ± 0.5
4
4
4
4
4
Mass
SPECIFIC NON-INDUCTIVE “A” VNPC MODEL CHARACTERISTICS
TYPE
150A
120A
90A
50A
30A
Rmin.
4.7 
3.9 
2.7 
1.8 
1.0 
Rmax.
560 
470 
330 
150 
68 
Revision: 09-Sep-14
Document Number: 32505
2
For technical questions, contact: [email protected]
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
VNPC
www.vishay.com
Vishay MCB
PERFORMANCES
TESTS
Overloads
Climatic
CONDITIONS
REQUIREMENTS
TYPICAL VALUES
10 Pn (temp. nom.), 5 s
2 % or 0.05  (1)
0.4 %
-55 °C, 5 cycles, +200 °C
Damp heat
3 % or 0.05 
Shocks
Severity 50 A
0.5 % or 0.05 
Vibrations
Severity 55/10
0.5 % or 0.05  (1)
1 % or 0.05 
Collar 40 N
500 cycles Pn
90 min / 30 min
Endurance
0.1 %
2 % or 0.05  (1)
Pn -55 °C
Strength of terminals
0.2 %
Collar insulated
> 102 M
2 % or 0.05  (1)
56 days 95 % HR
Thermal shocks
(1)
0.2 %
(1)
0.25 %
0.25 %
(1)
0.1 %
5%
1%
Note
(1) The higher of either value.
DISSIPATION
Axis Title
Axis Title
10000
10000
θamb = 25 °C
P
100
100
50
1st line
2nd line
Pn
1st line
PW (%)
1st line
2nd line
1st line
PW (%)
1000
1000
75
50
100
100
25
θn
0
0
10
0
10
0
50 100 150 200 250 300 350 400 450 500
50 100 150 200 250 300 350 400 450 500
θ (°C)
θamb (°C)
Power PW as a Function of Surface Temperature
P(W) = f (Temperature Surface)
Derating in Power as a Function
of Ambient Temperature
OVERLOADS
PERMISSIBLE ENERGY
Axis Title
Axis Title
25
10000
10000
Curve
Curve
Curve
Curve
Curve
1
250
20
2
1000
1st line
2nd line
10
1st line
E (J)
15
1st line
2nd line
1st line
kPn
1000
1: VNPC 150
2: VNPC 120
3: VNPC 90
4: VNPC 50
5: VNPC 30
3
125
4
100
100
5
5
0
0.1
1
10
100
10
1000
0
10
1
10
100
1K
10K
100K
t (s)
R (Ω)
Intermittent Overloads
Exceptional Operation
Initial Temperature < 70 °C
k x Pn = f(t)
Repetitive Operation
Energy as a Function of Rn
Pulse Duration < 100 ms
E = f(R)
Revision: 09-Sep-14
1M
Document Number: 32505
3
For technical questions, contact: [email protected]
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
VNPC
www.vishay.com
Vishay MCB
OPTIONS (Consult us)
- Other values than E12 series
PART NUMBER INFORMATION
VNPC
120
A
100 
5%
MODEL
TYPE
“A” FOR NON-INDUCTIVE
VALUE (E12 SERIES)
TOLERANCE
Revision: 09-Sep-14
Document Number: 32505
4
For technical questions, contact: [email protected]
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
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definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
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Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.
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requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference
to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21
conform to JEDEC JS709A standards.
Revision: 02-Oct-12
1
Document Number: 91000