Datasheet

KK...
Wirewound Resistors in Ceramic Case
Vishay Draloric
Document Number: 21008 For technical questions, contact: [e-mail]
www.vishay.com
Revision: 25-Mar-08 39
Temperature Rise
Fusing Characteristics KKE7 Si
Fusing Characteristics KKE11 Si
Temperature Rise
Fusing Characteristics KKE9 Si
Fusing Characteristics KKE17 Si
KKA4
KKA5
KKE4
300
200
100
0
TEMPERATURE RISE IN °C
POWER IN W
KKA7
KKE7
0 2 4
6
10 8
TIME IN s
POWER IN W
1
10
100
1000
1 10 100 1000
TIME IN s
POWER IN W
1
10
100
1000
1 10 100 1000
300
200
100
0
TEMPERATURE RI
S
E IN °
C
P
O
WER IN W
KKA17
KKE17
KKA11
KKE11
KKA9
KKE9
0 4 8 12 16 20
TIME
IN
s
POWER IN W
1
10
100
1000
1 10 100 1000
TIME
IN
s
POWER IN W
1
10
100
1000
1 10 100 1000
PERFORMANCE
TEST TEST RESULTS
Load Life (P
70
, 70 °C, 1000 h) ≤ ± 3.0 % ΔR average
Climatic Sequence ≤ ± 2.0 % ΔR
Damp Heat, Steady State (40 °C, 93 % r.h., 56 days) ≤ ± 2.0 % ΔR
Resistance to Solder Heat (260 °C, 10 s) ≤ ± 0.2 % ΔR typical