Resistors
Extremely Low Resistance
Power Wirewounds
PLO Series
3 watts to 15 watts
0.005 ohm to 0.18 ohm
PLO Series
±1%, ±2, ±3, ±5, ±10% tolerance
Fireproof high temperature
ceramic case
All welded
All Pb-free parts comply with EU Directive 2011/65/EU (RoHS2)
terminations
IRC
Type
PLO-3
PLO-5
PLO-7
PLO-10
PLO-15
Power @ 25°C
(watts)
Resistance Range
(ohms)
TCR ±30 to +500ppm/°C
NOTE:
Physical Data
0.125”
Max.
.75”
Min.
L
D
E
W
H
Type
PLO
Type
PLO-XA
Dimensions (Inches (mm))
IRC
Type
PLO-3
PLO-5
PLO-7
PLO-10
PLO-15
L
±.063 (1.6)
W
±.03 (.8)
H
±.03 (.8)
D - Diameter
±.002 (.05)
(1.0)
(1.0)
(1.0)
(1.0)
(1.0)
E
±.03 (.8)
General
Note
General
Note
IRC reserves the
reserves the right
in
make
specification
product specification
TT Electronics
right to make changes
to
product
changes in
without notice or liability.
without notice or liability.
All information is subject to IRC’s own data and is considered accurate at time of going to print.
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
Telephone:
361 992 7900 •
Facsimile:
361 992 3377 •
Website: www.irctt.com
© TT Electronics plc
BI Technologies IRC Welwyn
http://www.ttelectronics.com/resistors
TT electronics plc
PLO Series
Issue November
2008 Sheet 1 of 2
A subsidiary of
Wire and Film Technologies Division
• 4222 South Staples Street • Corpus
Christi Texas
78411 USA
04.17
Extremely Low Resistance
Power Wirewounds
PLO Series
Extremely Low Resistance
Power Wirewounds
Power Derating Curve
100
Percent Rated Load
80
60
40
20
0
Max. Recommended
Ambient Operating
Temperature 150°C
PLO-15
Temperature Rise Chart
250
Hot Spot Temperature (°C)
200
150
100
PLO-3
PLO-5
PLO-10
PLO-7
PLO-15
25 40
PLO-3, 5, 7, 10
50
0
0
20
40
60
80
100
120
Percent Rated Load
0
50
100
150
200
250
Ambient Temperature (°C)
Ordering Data
Sample Part No.
IRC Type
PLO
Ordering Procedure
This product has two valid part numbers:
PLO
5
R020
F
European (Welwyn) Part Number: PLO3-R01JI
(PLO3, 10 milliohms ±5%, Pb-free)
P
Power
L
O
3
-
R
0
3
3
Value
1
J
4
4
I
5
5
I = Standard packing & Pb-free
Bulk pack
1
2
5 = 5 watts
(see specification chart for other power ratings)
Resistance Range
1
Expressed in ohms
(Standard EIA/MIL values)
Type
2
Configuration
Tolerance Packing & Termination Finish
F* = ±1%
G = ±2%
H = ±3%
J* = ±5%
K = ±10%
* preferred
Tolerance
F = ±1%, G = ±2%, H = ±3%, J =
A = Alternate
±5%, K = ±10% standard
PLO5
PLO3
Omit for Standard R = ohms
PLO7
PLO10
PLO15
USA (IRC) Part Number: PLO3R010JLF
(PLO3, 10 milliohms ±5%, Pb-free)
P
L
1
1
Type
2
Configuration
O
3
2
R
0
3
3
Value
1
0
J
4
4
L
5
5
Omit for SnPb
LF = Pb-free
Bulk pack
PLO Series Issue November 2008 Sheet 2 of 2
F
Tolerance Packing & Termination Finish
PLO3 Omit for Standard R = ohms F* = ±1%
PLO5
A = Alternate
G = ±2%
PLO7
H = ±3%
PLO10
J* = ±5%
Wire and Film Technologies Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
PLO15
K = ±10%
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
* preferred
General Note
TT Electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
BI Technologies IRC Welwyn
http://www.ttelectronics.com/resistors
© TT Electronics plc
04.17
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