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N85403-switching power supply thick film integrated circuit

2015-03-17 21:03  
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N85403-switching power supply thick film integrated circuit
The N85403 is a switching power supply thick film integrated circuit widely used in the West Lake series (such as 54 CD8A) color TV. 1. Functions and features:The N85403 integrated circuit contains error control circuit, error sampling voltage processing circuit and some other auxiliary function circuits. 2. Pin functions and data:The N85403 integrated circuit adopts 5-pin SIP structure, the pin function and data of the integrated circuit is shown as the table. Tips: The voltage to earth of the integrated circuit is measured by using pin 3 as the ground.