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Phoenix Passive Components
PR01
PHOENIX DO BRASIL LTDA
Revision on 2003/12/21
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ELECTRICAL CHARACTERISTICS
DERATING
The power that the resistor can dissipate depends on the operating temperature.
Fig. 2. Maximum dissipation (Pmax) in percentage of rated power as a function of ambient temperature (Tamb)
APPLICATION INFORMATION
Hot spot
Solder spot
Fig. 3.
φ 0.58 mm Cu – leads
Hot spot temperature rise (
∆T) as a function
of dissipated power
Fig. 4.
φ 0.58 mm Cu - leads
Minimum distance from resistor body to PCB =1mm
Temperature rise (
∆T) at the lead end (solder spot)
as a function of dissipated power at various leads
lengths after mounting
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