LPW SERIES
EXTREMELY LOW RESISTANCE POWER WIREWOUNDS
Fireproof high temperature
ceramic case
•
•
•
•
3 watts to 15 watts
±1%, ±2, ±3, ±5, ±10% tolerance
0.005 ohm to 0.15 ohm
TC’s from 30 ppm/°C to +500 ppm/°C
(range dependant)
Inorganic
fireproof
encapsulation
All welded terminations
SPECIFICATIONS:
IRC Type
LPW-3
LPW-5
LPW-7
LPW-10
LPW-15
Power @ 25°C (watts)
3
5
7
10
15
Resistance Range (ohms)
-Inductance less than 10 nanohenries
NOTE:
Standard test points for LPW-3 and LPW-5 are 1.75 in.
(44.45mm); test points for LPW-7, LPW-10, LPW-15 are 2.500
in (63.50mm). Consult factory for application.
.005 to .15
.005 to .15
.01 to .15
.01 to .15
.01 to .15
Please note: When ordering the alternate configuration please add an ‘A’ after the part number. (i.e., PLO-
DIMENSIONS
(Inches and (mm)):
Standard Configuration
Alternate Configuration
Type: LPW
IRC Type
LPW-3
LPW-5
LPW-7
LPW-10
LPW-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)
Type: LPW-XA
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
E
±.03 (.8)
.38 (9.65)
.41 (10.4)
.47 (11.9)
.47 (11.9)
.63 (16.0)
HOW TO
Sample Part No.:
LPW
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%
5 .02Ω 3%
General
WIREWOUND AND
FILM
TECHNOLOGIES
DIVISION
736 Greenway
Road •
Boone, North Carolina 28607-1860
• Tel:
828-264-8861
• Fax:
828-264-8866
• www.irctt.com
IRC reserves the right to make changes in product specification without notice or liability.
All information is subject to IRC’s own data and is considered accurate at time of going to print.
A subsidiary of
TT electronics plc
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