resistors
NPR
surface mount molded current sense resistor
EU
features
•
•
•
•
•
•
Surface mount power resistors
Flame retardant type (UL94V0)
Current detecting resistors for power supplies, etc.
Metal plate terminals
Marking: Black body color with teal marking
Products with lead-free terminations meet EU RoHS
requirements. EU RoHS regulation is not intended for
Pb-glass contained in electrode, resister element and glass.
dimensions and construction
L
Size
Code
W
Electrode
c
c
Molded Resistive
Resin
Element
W
Dimensions inches (mm)
t
a
b
c
NPR1
b
t
L
a
.295±.02 .177±.012 .079±.012 .098±.012 .051±.012 .055±.012
(7.5±0.5) (4.5±0.3) (2.0±0.3) (2.5±0.3) (1.3±0.3) (1.4±0.3)
NPR2
.472±.02 .315±.012 .157±.02 .157±.012 .118±.02
(12.0±0.5) (8.0±0.3) (4.0±0.5) (4.0±0.3) (3.0±0.5)
.059±.02
(1.5±0.5)
ordering information
New Part #
NPR
Type
1
T
Power
Rating
1
2
Termination
Material
T: Sn
(Other termination
styles may be
available, please
contact factory
for options)
TE
Packaging
TE: Embossed
plastic
(1,000 pieces/reel)
100
Nominal
Resistance
±1%: 3 significant figures + 1 multiplier
“R” indicates decimal point <100Ω
±5%, ±10%: 2 significant figures + 1
multiplier
“R” indicates decimal point <10Ω
All values <0.1Ω regardless of tolerance
use “L” as decimal
Ex: 91mΩ = 91L
3.9mΩ = 3L9
J
Tolerance
F: ±1%
J: ±5%
K: ±10%
For further information on packaging,
please refer to Appendix A.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
52
1/17/13
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
