VNC
Vishay MCB
www.vishay.com
Vitreous Wirewound Power Resistors
FEATURES
• High dissipation
• Embedded collars
• Insulated mounting
• Applicable standard: NFC 93214
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
POWER RATING
RESISTANCE RANGE
TOLERANCE
ꢀ
ULIM.
V
GLOBAL MODEL
W
Ω
VNC 30 x 250
VNC 30 x 153
VNC 25 x 168
VNC 25 x 138
VNC 25 x 110
VNC 25 x 84
VNC 20 x 265
VNC 20 x 165
VNC 20 x 140
VNC 20 x 117
VNC 20 x 102
VNC 20 x 90
VNC 16 x 94
VNC 16 x 70
VNC 13 x 70
VNC 12 x 102
VNC 12 x 76
VNC 12 x 51
VNC 12 x 38
VNC 10 x 52
VNC 10 x 44
VNC 8 x 45
320
200
180
145
120
85
230
140
120
90
85
70
55
45
35
50
40
25
4.7 to 470K
3.3 to 330K
2.7 to 270K
2.7 to 220K
2.7 to 220K
2.2 to 150K
3.9 to 390K
2.7 to 270K
2.2 to 220K
1.8 to 220K
1.2 to 180K
1.0 to 120K
2.2 to 68K
2.2 to 100K
1.8 to 56K
1.5 to 100K
1.0 to 82K
1.0 to 56K
1.0 to 33K
1.0 to 39K
1.0 to 33K
1.0 to 27K
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
3000
1700
1900
1400
1000
650
3000
1700
1400
1100
950
900
900
650
650
950
700
450
350
18
22
18
15
450
400
400
NFC 93214 CHARACTERISTICS
Pn
W
RESISTANCE RANGE
GLOBAL MODEL
Ω
VN 30 x 153 (RB 37)
VN 20 x 102 (RB 35)
VN 12 x 76 (RB 33)
VN 12 x 51
VN 12 x 38 (RB 31)
VN 10 x 44
113
55
26
22
14
10
3.3 to 27K/82K
1.2 to 12K/39K
1.0 to 5.6K/18K
-
1.0 to 2K/6.2K
-
Note
•
Resistance maximum value: normal limits for wire with diameter of: 63 μ/38 μ minimum.
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature coefficient
Operating temperature range
UNIT
ppm/°C
°C
RESISTOR CHARACTERISTICS
75 ppm/°C (typical)
-55 to +450
Revision: 18-Aug-2022
Document Number: 32504
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