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AN4248 Datasheet(PDF) 43 Page - STMicroelectronics

Part # AN4248
Description  60 W PSU design details for water purifier system
PDF  46 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN4248 Datasheet(HTML) 43 Page - STMicroelectronics

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AN4248
Temperature rise test
20
Temperature rise test
The temperature of the main components like power discrete and magnetic are observed
until gets saturated at constant level after continuous working of power supply unit. Below is
the temperature of main components at nominal input of 230 Vac:
Table 5. Temperature rise test
Location of thermal sensor
Measured temperature( °C)
MOSFET Q2(STP10NK80Z) case
51.8
Schottky D9, D10 case
64.2
Transformer(T1) core
65.0



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