VM/MVM/LVM/WVM Series — Ceramic Housed Vertical Mount
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
Electrical Specifications
Type
Power Rating
(Watts)
@ 70°C
2W
3W
5W
7W
10W
3W
5W
7W
10W
2W
3W
5W
7W
10W
2W
3W
5W
7W
10W
0.1Ω – 2K
0.1Ω – 5K
0.1Ω – 5K
0.1Ω – 8K
0.1Ω – 8K
0.01Ω – 0.1Ω
0.01Ω – 0.1Ω
0.01Ω – 0.1Ω
0.02Ω – 0.15Ω
0.02Ω – 0.15Ω
0.1Ω – 2K
0.1Ω – 5K
0.1Ω – 5K
0.1Ω – 8K
0.1Ω – 8K
Ohmic Range and Tolerance
.5%
1%
5%
0.1Ω – 100Ω
0.1Ω – 125Ω
0.1Ω – 150Ω
0.2Ω – 300Ω
0.2Ω – 300Ω
1Ω
−-1M
1Ω
−-1M
1Ω
−-1M
1Ω
−-1M
0.01Ω – 0.1Ω
0.01Ω – 0.1Ω
0.01Ω – 0.1Ω
0.02Ω – 0.15Ω
0.02Ω – 0.15Ω
0.1Ω – 2K
0.1Ω – 5K
0.1Ω – 5K
0.1Ω – 8K
0.1Ω – 8K
10%
0.1Ω – 100Ω
0.1Ω – 125Ω
0.1Ω – 150Ω
0.2Ω – 300Ω
0.2Ω – 300Ω
1Ω
−-1M
1Ω
−-1M
1Ω
−-1M
1Ω
−-1M
0.01Ω – 0.1Ω
0.01Ω – 0.1Ω
0.01Ω – 0.1Ω
0.02Ω – 0.15Ω
0.02Ω – 0.15Ω
VM2
VM3
VM5
VM7
VM10
MVM3
MVM5
MVM7
MVM10
LVM2
LVM3
LVM5
LVM7
LVM10
WVM2
WVM3
WVM5
WVM7
WVM10
Resistance Temperature Coefficient Standard:
VM series:
LVM series:
WVM series:
± 800ppm below 1Ω
&
± 400ppm above 1Ω
± 200ppm
± 50 to 400ppm depending on value
± 90ppm below 1Ω, ± 50ppm from 1Ω to 10Ω & ± 20ppm above 10Ω.
MVM series:
How to Order
LVM
SEI Type
3
Code
2.2
Nominal Value
5%
Tolerance
B
Packaging
Type
VW
MVM
LVM
WVM
Code
2
3
5
7
10
Tolerance
.5%
1%
5%
10%
Code
B
Description
VM, MVM, LVM, WVM
Pkg Qty
750
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
59
email: marketing@seielect.com
VM/MVM/LVM/WVM Series — Ceramic Housed Vertical Mount
Mechanical Specifications
Code
Tolerance
VM2
VM3
VM5
VM7
VM10
A
±0.039
±1.0
0.280
7.1
0.380
9.7
0.380
9.7
0.380
9.7
0.480
12.2
B
±0.059
±1.5
0.820
20.8
0.975
24.8
0.990
25.1
1.520
38.6
1.375
34.9
C
±0.039
±1.0
0.435
11.0
0.475
12.1
0.520
13.2
0.520
13.2
0.635
16.1
D
±0.059
±1.5
0.200
5.1
0.200
5.1
0.200
5.1
0.200
5.1
0.300
7.6
Units
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
*VM lead length .175
±
.032
*MVM lead length .175
±
.032 and lead diameter .032
*LVM lead length .175
±
.032 and LVM 2 to LVM 5 lead diameter .032 & LVM 7 to LVM 10 lead diameter .036
*WVM lead length .175
±
.032 and WVM 2 to WVM 5 lead diameter .032 & WVM 7 to WVM 10 lead diameter .036
VM
VM
LVM
MVM
WVM
*VM2 lead diameter is 0.032 and MVM, LVM & WVM lead diameter is 0.036
**Series VM, MVM, LVM, & WVM have the same dimensions.
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
60
email: marketing@seielect.com
VM/MVM/LVM/WVM Series — Ceramic Housed Vertical Mount
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
61
email: marketing@seielect.com
PCB设计
