Datasheet

Series KN V I T R O H M
Revision 201501
VITROHM PORTUGUESA, Lda. – Est. Nacional 249-4, Trajouce – 2765-653 S. Domingos de Rana – PORTUGAL File Nr: 2800.18.450.106.04
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Power Shunt Resistors
Axial, low inductance and low ohmic,
Ceramic case
ELECTRICAL SPECIFICATIONS
Type
KN350-8 KN351-8 KN352-8 KN353-8 KN354-8
Nominal Power rating P
70
[W] See next page
Resistance range [Ω]
Min 0R003 0R004 0R005 0R004 0R005
Max
0R051 0R068 0R1 0R068 0R1
E-Series
E24 >0R01
Tolerances
± [%]
1, 2, 3, 5
Temperature coefficient
[10
-
6
*K
-
1
]
+ 200 … + 1200
Depends on value
Temperature range
[ºC]
-55 … +250
Thermal resistance
[KW
-1
] 65 50 38 35 30
Dielectric withstanding voltage
IEC115-1 clause 4.7 (1[min])
[V] 2000
Insulation resistance [MΩ] > 10
4
Max. working voltage [V]
RMS
PERFORMANCE DATA
Derating linear [ºC] 70…250 (0W)
Climatic category 55/200/56
Failure Rate
(Total, 


, max, 60% cont. lev.)
[10
-9
h
-1
] appr. 10 depends on value
Endurance
IEC60115-1 clause 4.25
(P
70
, @ 70[°C], 1000[h])
± [%] 3,0
Damp heat, steady state
IEC115-1clause 4.24
(40[°C], 93[% r.h.], 56[d])
± [%] 0,5
Climatic sequence
IEC115-1 clause4.23
± [%] 0,5
Terminal strength
± [%] 0,5
Terminal Tensile Strength
[N] min. 25
Resistance to soldering heat
IEC115-1 clause 4.18
(260
±5
[°C], 3,5
±1
[s])
± [%] ± 0,2
Solderability
IEC 60068-2-20-T
(245
±5
[ºC], 3
±0.5
[s])
Solder bath method (> 95% coverage)
Marking
IEC60062
Printed in clear