MPR Series — Flameproof Metal Plate Resistor
Features
• Small size with high power ratio
• Low resistance values and low inductance
• Crimped leads keep circuit board temperatures cooler
• RoHS compliant / Lead-free
Electrical Specifications
Type / Code
Power Rating (Watts)
@ 70°C
3W
5W
2W + 2W
3W + 3W
5W + 5W
7W + 7W
350V
700V
350ppm/°C
0.22Ω−0.56Ω
0.03Ω−0.56Ω
Maximum
Working Voltage
(V)
Maximum
Overload Voltage
(V)
Ohmic Range and Tolerance
TCR
5%
0.01Ω−1.0Ω
10%
0.01Ω−1.0Ω
MPR 3
MPR 5
MPRT 2
MPRT 3
MPRT 5
MPRT 7
Mechanical Specifications
Type
Tolerance
MPR 3
MPR 5
MPRT 2
MPRT 3
MPRT 5
MPRT 7
A
±0.0394
±1
0.5512
14
0.5512
14
1.0236
26
1.0236
26
1.0236
26
1.0236
26
B
0.0394
1
0.1969
5
0.1969
5
0.1969
5
0.1969
5
0.1969
5
0.1969
5
H
0.0394
1
0.5118
13
0.7087
18
0.3346
8.5
0.5118
13
0.7087
18
0.7874
20
H1
0.0394
1
0.5118
13
0.5118
13
0.5118
13
0.5118
13
0.5118
13
0.5118
13
P
0.0394
1
0.3937
10
0.3937
10
0.3937
10
0.3937
10
0.3937
10
0.3937
10
Units
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
How to Order
MPR
SEI Type
3
Code
0.47
Resistance
5%
Tolerance
B
Packaging
Type Description
MPR
MPRT
Single
Twin
Code Wattage
2
3
5
7
2W
3W
5W
7W
Tolerance
5%
10%
SEI Types Pkg Qty Description
All
1,000
Bulk
Code
B
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
43
email: marketing@seielect.com
Rev 02/08
MPR Series — Flameproof Metal Plate Resistor
Performance Characteristics
Test
Short Time Overload
Humidity Load Life
Temp Cycling
Resistance to Soldering Heat
Load Life @ 70C - 1,000 hrs
Test Results
2% ± 0.05
3% ± 0.05
2% ± 0.05
2% ± 0.05
3% ± 0.05
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
44
email: marketing@seielect.com
Rev 02/08
