54
Derating curve Construction
Maximum dissipation (P) in percentage of
rated power as a function of the operating
ambient temperature (T
amb
).
100
80
60
40
20
-55-40 -200 20 40 60 80
70
100120 140 160
Ambient Temperature (
C)
155 170
0306
0508, 0612, 1225
Dimensions
Type L W a D c H
PS0306 0.80±0.20 1.60±0.20 0.25±0.20 0.30±0.15 0.30±0.15 0.55±0.20
PS0508 1.25±0.20 2.00±0.20 0.25±0.20 0.20±0.15 0.30±0.20 0.55±0.20
PS0612 1.50±0.25 3.15±0.25 0.35±0.20 0.38±0.20 0.66±0.20 0.75±0.25
Type L W A B H
PS1225 3.10±0.20 6.30±0.20 0.80±0.20 2.20±0.20 0.60±0.15
Note: Applytoorderingcodesendingin“Z”
Pleasecontactsalesofces,distributorsandrepresentativesinyourregionbeforeordering
Chip Resistors Selection Charts
PS - Current sensors - low T.C.R. chip resistors, 4 termination, 0306 to 1225
Features
• ExcellentT.C.R.comparedtothicklmlowohmic
• Precision current sensing control
• Excellent performance for current sensing applications
• Ultra-low resistance and narrow tolerance are suitable for
current detection
PS0306/PS0508/PS0612
PS1225
H
erminal electrode
Protective coat
Resistor Layer
Ceramic substrate
12
34
R010
W
L
C
D
W
a