VM/MVM/LVM/WVM Series
Ceramic Housed Vertical Mount Resistor
Stackpole Electronics, Inc.
Resistive Product Solutions
Features:
•
•
•
•
•
•
•
•
Flameproof inorganic construction
High temperature potting compound
VM – Wirewound on fiberglass element
MVM – Metal oxide element for higher values
LVM – Low resistance wire or ribbon element
WVM – Precision wirewound element
RoHS compliant / lead-free
See CB Series for Performance Characteristics
Electrical Specifications
Type / Code
VM2
VM3
VM5
VM7
VM10
MVM3
MVM5
MVM7
MVM10
LVM2
LVM3
LVM5
LVM7
LVM10
WVM2
WVM3
WVM5
WVM7
WVM10
Power Rating
(Watts) @ 70ºC
2W
3W
5W
7W
10W
3W
5W
7W
10W
2W
3W
5W
7W
10W
2W
3W
5W
7W
10W
Ohmic Range (Ω) and Tolerance
Voltage Rating
-
-
-
-
-
250V
350V
-
-
-
-
-
-
-
-
-
-
-
-
0.5%
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.1 - 2K
0.1 - 5K
0.1 - 5K
0.1 - 8K
0.1 - 8K
1%
-
-
-
-
-
-
-
-
-
0.01 - 0.1
0.01 - 0.1
0.01 - 0.1
0.02 - 0.15
0.02 - 0.15
0.1 - 2K
0.1 - 5K
0.1 - 5K
0.1 - 8K
0.1 - 8K
5%
0.1 - 100
0.1 - 125
0.1 - 150
0.2 - 300
0.2 - 300
0.1 - 33K
0.1 - 50K
1.6K - 50K
1.6K - 50K
0.01 - 0.1
0.01 - 0.1
0.01 - 0.1
0.02 - 0.15
0.02 - 0.15
0.1 - 2K
0.1 - 5K
0.1 - 5K
0.1 - 8K
0.1 - 8K
10%
0.1 - 100
0.1 - 125
0.1 - 150
0.2 - 300
0.2 - 300
-
-
-
-
0.01 - 0.1
0.01 - 0.1
0.01 - 0.1
0.02 - 0.15
0.02 - 0.15
-
-
-
-
-
Maximum Working Voltage is limited by
√PR
Resistance Temperature Coefficient Standard
Rev Date: 08/27/2012
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
1
www.seielect.com
marketing@seielect.com
VM/MVM/LVM/WVM Series
Ceramic Housed Vertical Mount Resistor
Stackpole Electronics, Inc.
Resistive Product Solutions
Series VM, MVM, LVM & WVM have the same dimensions.
Mechanical Specifications
Type / Code
VM2
VM3
VM5
VM7
VM10
A
0.280 ± 0.039
7.10 ± 1.00
0.382 ± 0.039
9.70 ± 1.00
0.382 ± 0.039
9.70 ± 1.00
0.382 ± 0.039
9.70 ± 1.00
0.480 ± 0.039
12.20 ± 1.00
B
0.819 ± 0.059
20.80 ± 1.50
0.976 ± 0.059
24.80 ± 1.50
0.988 ± 0.059
25.10 ± 1.50
1.520 ± 0.059
38.60 ± 1.50
1.374 ± 0.059
34.90 ± 1.50
C
0.433 ± 0.039
11.00 ± 1.00
0.476 ± 0.039
12.10 ± 1.00
0.520 ± 0.039
13.20 ± 1.00
0.520 ± 0.039
13.20 ± 1.00
0.634 ± 0.039
16.10 ± 1.00
D
0.201 ± 0.059
5.10 ± 1.50
0.201 ± 0.059
5.10 ± 1.50
0.201 ± 0.059
5.10 ± 1.50
0.201 ± 0.059
5.10 ± 1.50
0.299 ± 0.059
7.60 ± 1.50
Unit
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
VM2 lead length 0.175" ± 0.032" and lead diameter 0.032; VM3 to VM10 is 0.036" lead diameter
MVM lead length 0.175" ± 0.032" and lead diameter 0.032"
LVM lead length 0.175" ± 0.032" and LVM 2 to LVM 5 lead diameter 0.032" & LVM 7 to LVM 10 lead diameter 0.036"
WVM lead length 0.175" ± 0.032" and WVM 2 to WVM 5 lead diameter 0.032" & WVM 7 to WVM 10 lead diameter 0.036"
Power Derating Curve:
Percent Rated Power (%)
100
75
50
25
0
50
100
150
200
250
300
Ambient Temperature (ºC)
Rev Date: 08/27/2012
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
2
www.seielect.com
marketing@seielect.com
VM/MVM/LVM/WVM Series
Ceramic Housed Vertical Mount Resistor
Stackpole Electronics, Inc.
Resistive Product Solutions
How to Order
1
2
3
4
5
6
7
8
9
V
Product Series
Standard WW
Metal Oxide
Ribbon Element
Precision WW
Non-inductive WW
M
Size
2
3
5
7
10
Power
2W
3W
5W
7W
10W
3
J
Tolerance
Tol
Code
0.5%
D
1%
F
5%
J
10%
K
B
2
R
Packaging
Size
MVM3, MVM5
MVM7, MVM10
VM2, VM3, VM5
VM7, VM10
LVM, WVM
2
0
Resistance Value
Quantity
1,500
1,000
750
250
500
Four characters with
the multiplier used as
the decimal holder.
0.1 ohm = R100
1 ohm = 1R00
10 ohm = 10R0
100 ohm = 100R
VM
MVM
LVM
WVM
NVM
Code
Description
B
Bulk
Legacy Part Number (before January 3, 2011):
SEI Type
Code
Nominal
Resistance
Tolerance
Packaging
VM
Type
VM
MVM
LVM
WVM
NVM
Description
Standard WW
Metal Oxide
Ribbon Element
Precision WW
Non-inductive WW
3
Code
2
3
5
7
10
2.2
5%
Tolerance
0.5%
1%
5%
10%
Types
MVM3, MVM5
MVM7, MVM10
VM2, VM3, VM5 MVM
VM7, VM10
LVM, WVM
B
Qty
1,500
1,000
750
250
500
Description
Code
Bulk
B
Rev Date: 08/27/2012
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
3
www.seielect.com
marketing@seielect.com
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