Series PO V I T R O H M
Revision 201406
VITROHM PORTUGUESA, Lda.
– Est. Nacional 249-4, Trajouce – 2765-653 S. Domingos de Rana – PORTUGAL
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–
www.vitrohm.com
1
Power Metal Oxide Film Resistors
Flameproof coating, UL 94 - V0
General Propose
ELECTRICAL SPECIFICATIONS
Type
PO595-0
PO594-0
PO593-0
PO590-0
PO591-0
Style
0207
0410
0414
0617
0922
Nominal Power rating P
70
[W]
1
2
3
4
Resistance range
[
Ω]
0R1…10M 0R1…10M 0R22…10M 0R22…560K
0R22…100K
E-Series
E24,E96
E24,E96
E24,E48
E24,E96
E24,E96
Tolerances
[%]
±1, ±5
±2, ±5
Temperature coefficient
[10
-6
*K
-1
]
SEE NEXT PAGE
Temperature range
[ºC]
-
55…+200
-
55…+235
-
55…+250
Thermal resistance
[KW
-1
]
125
80
80
60
45
Insulation voltage (1min.)
IEC115-1 clause 2.2.17
[V]
500
PERFORMANCE DATA
Max. working voltage
IEC115-1 clause 2.2.16
[V]
RMS
500
750
Derating linear
IEC115-1 clause 2.2.24
[ºC]
SEE NEXT PAGE
Climatic category
IEC68-1
55/200/56
Failure Rate
(Total,
, max, 60% cont. lev.)
[10
-9
h
-1
]
<10
Endurance
(P
70
70°C, 1000h)
IEC115-1 clause 4.25
[ΔR/R] %
± 2,0
± 1,5
Damp heat, steady state
(40°C, 93% r.h., 56d)
IEC115-1clause 4.24
[ΔR/R] %
± 2,0
± 1,5
Climatic sequence
IEC115-1 clause4.23
[ΔR/R] %
± 1,0
Terminal strength
[
ΔR/R] %
± 0,3
Terminal Tensile Strength
[N]
40
Resistance to soldering heat
(260°C, 3,5s)
IEC115-1 clause 4.12
[ΔR/R] %
± 0,25
Solderability
IEC 60068-2-20-T
[s]
2,5 Flowtime; solderglobule test
Current noise
IEC 195
[db]
R <15K: -15 R>: 15 +10 /decade
Nonlinearity
IEC 440
[db]
R <15K: 110 R> 15 K: 110 -20 /decade
Marking
colour code, 4/5/6 bands
printed in clear