PKB 4318 PIOBNB - Typical Characteristics
Efficiency
Output Current Derating
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Efficiency vsꢀ load current and input voltage at TPcb = +25 °C
Available load current vsꢀ ambient air temperature and air-
flow at VI = 53 Vꢀ DC/DC converter mounted vertically with
airflow blowing from output pins toward input pinsꢀ
Thermal Resistance
Power Dissipation
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Thermal resistance vsꢀ airspeed measured at the converterꢀ
Tested in windtunnel with airflow and test conditions as per
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Dissipated power vsꢀ load current and input voltage at
TPcb = +25 °C
Output Characteristic
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Output voltage vsꢀ load current at TPcb = +25 °C, VI = 53 Vꢀ
EN/LZT 146 033 R9A ©Ericsson Power Modules, March 2007
8
PKB 4000 Datasheet