1
ISO-9001
Registered
E
±.03 (.8)
.38 (9.65)
.41 (10.4)
.47 (11.9)
.47 (11.9)
.63 (16.0)
IRC T ype
PLO-3
PLO-5
PLO-7
PLO-10
PLO-15
EXTREMELY LOW RESISTANCE
POWER WIREW OUNDS
PLO SERIES
••
••
• 3 watts to 15 watts
••
••
• ±1%, ±2, ±3, ±5, ±10% tolerance
••
••
• 0.005 ohm to 0.18 ohm
••
••
• TC's from 30 ppm/°C to +500 ppm/°C (range dependant)
All welded terminations
SPECIFICATIONS: Power @ 25°C (watts)
3
5
7
10
15
Resistance Range (ohms)
.005 to .18
.005 to .18
.01 to .18
.01 to .18
.01 to .18
-Inductance less than 10
nanohenries
NO TE: Standard test points for PLO-3 and PLO-5
are 1.75 in. (44.45mm); test points f or PLO-7, PLO-
10, PLO-15 are 2.500 in (63.50mm). Consult f ac-
tory for application.
DIMENSIONS (Inches and (mm)):
.75" L
0.125
max.
H
W
D
min.
Standard Configuration Alternate Configuration
Type: PLO-XA
Type: PLO
E
IRC Type
PLO-3
PLO-5
PLO-7
PLO-10
PLO-15
L
±.063 (1.6)
0.88 (22.4)
0.88 (22.4)
1.39 (35.3)
1.88 (47.8)
1.88 (47.8)
W
±.03 (.8)
.31 (7.87)
.38 (9.65)
.38 (9.65)
.38 (9.65)
.50 (12.7)
H
±.03 (.8)
.31 (7.87)
.35 (8.89)
.35 (8.89)
.35 (8.89)
.50 (12.7)
D - Diameter
±.002 (.05)
.040
.040
.040
.040
.040
0 50 100 150 200 250
0
20
40
60
80
100
25 40
PLO-3, 5, 7, 10
PLO-15
0 20 40 60 80 100 120
0
50
100
150
200
250
PLO-15
PLO-10
PLO-7
PLO-5
PLO-3
POWER DERATING: TEMPERATURE RISE: HOW TO ORDER:
Max. Recommended
Ambient Operating
Temperature 150°C
Ambient Temperature (°C) Percent Rated Load
Percent Rated Load
Hot Spot Temperature (°C)
Sample Part No.:
PLO 5 .02ΩΩ
ΩΩ
Ω 3%
IRC Type
Power
5 = 5 watts
(see specification chart
for other power ratings)
Resistance Value
Expressed in ohms
(Standard EIA/MIL values)
Tolerance
±1%, ±2%, ±3%, ±5%, ±10% standard
Please note: When ordering the alternate configuration please add an 'A' after the part number. (i.e., PLO-3A)
Fireproof high temperature
ceramic case
WIREWOUND AND FILM TECHNOLOGIES DIVISION
736 Greenway Road • Boone, North Carolina 28607-1860 • Tel: 828-264-8861 • Fax: 828-264-8866 • www.irctt.com
