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Z300_15 Datasheet, PDF (4/5 Pages) Vishay Siliconix – Axial Cemented Wirewound Resistors
www.vishay.com
120
100
80
60
40
20
0
- 50
- 55
Derating
50
40
150
250
350
AMBIENT TEMPERATURE IN °C
300
Z302
Z303
200
100
0
0
1
2
3
4
5
Temperature Rise
POWER IN W
Z300
Vishay Draloric
300
ZDA 0411
200
Z301
100
0
0
0.4
0.8
1.2
1.6
2.0
Temperature Rise
POWER IN W
300
Z305
Z306
200
Z307
100
0
0
2
4
6
8
10
Temperature Rise
POWER IN W
PERFORMANCE
TEST
Climatic category (LCT/UCT/Days)
Climatic sequence, IEC 60115-1, 4.23
Damp heat, steady state, IEC 60115-1, 4.24
(40 ± 2) °C, 56 days, (93 ± 3) % RH
Endurance at room temperature (116 % P70), 1000 h, 
IEC 60115-1, 4.25.2
Storage at UCT, 1000 h, no load, IEC60115-1,4.25.3
Resistance to soldering heat, IEC 60115-1, 4.18
(260 ± 5) °C, (10 ± 1) s
Robustness of Termination, IEC 60115-1, 4.16
10N
Short time overload, IEC 60115-1, 4.13
10 x rated power for 5 s
PERMISSIBLE CHANGE
40/200/56
R = ± (3 % R + 0.05 )
R = ± (3 % R + 0.1 )
R = ± (3 % R + 0.1 )
R = ± (3 % R + 0.1 )
R = ± (0.5 % R + 0.05 )
R = ± (0.5 % R + 0.05 )
R = ± (1 % R + 0.1 )
Revision: 24-Feb-14
4
Document Number: 21007
For technical questions, contact: ww1resistors@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000