40
Chip Resistors Selection Charts
PT - Thick film low ohmic low T. C. R. chip resistors, 0402 to 2512
Features
• Excellent T. C. R.
• Precision current sensing control
• Excellent performance for current sensing applications
• Low ohmic and high power
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 -20 0 20 40 60 80
70
100 120 140 160
Ambient Temperature (
C)
Rated Power (%)
155
Dimensions
Type L W H l
1
l
2
PT0402 1.00 ±0.10 0.50 ±0.05 0.35 ±0.05 0.20 ±0.10 0.25 ±0.10
PT0603 1.60 ±0.10 0.80 ±0.10 0.45 ±0.10 0.25 ±0.15 0.25 ±0.15
PT0805 2.00 ±0.10 1.25 ±0.10 0.55 ±0.10 0.35 ±0.20 0.35 ±0.20
PT1206
(50mΩ≤R<75mΩ
&91mΩ≤R<1Ω)
3.10 ±0.10 1.60 ±0.10 0.55 ±0.10 0.45 ±0.20 0.45 ±0.20
PT1206
(75mΩ≤R<91mΩ)
3.10±0.10 1.60±0.10 0.55±0.10 0.75±0.20 0.45±0.20
PT2010 5.00 ±0.10 2.50 ±0.15 0.55 ±0.10 0.60 ±0.20 0.50 ±0.20
PT2512 6.35 ±0.10 3.20 ±0.15 0.55 ±0.10 0.60 ±0.20 0.50 ±0.20
Note: For relevant physical dimensions, please refer to above construction outlines
Pleasecontactoursalesofces,distributorsandrepresentativesinyourregionbeforeordering
overcoat
protective glass
resistive layer
inner electrode
termination (Ni / matte tin)
ceramic substrate
inner electrode
marking layer