Screen printing 152 parameters usually include the following:
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1. Model: The model of the chip triode will be marked on the screen, such as S8050, S9014, etc.
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2. Specifications: The specifications of the patch transistor will be marked on the screen, such as J3Y, KP, KE, etc.
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3. Tube material: screen printing will mark the tube material of the chip triode, such as plastic, metal, etc.
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4. Package form: The package form of the patch triode will be marked on the screen, such as SOT-23, SOT-89, etc.
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5. Polarity: The polarity of the chip triode will be marked on the screen, such as NPN, PNP, etc.
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6. Function: The functions of the patch triode will be marked on the screen, such as amplification, switching, etc.
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7. Manufacturer: screen printing will mark the chip triode manufacturers, such as Changdian, Hua Wei, etc.
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8. Production date: The production date of the patch triode will be marked on the screen, such as January 2022.
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It should be noted that the screen printing parameters of different manufacturers and different models of chip triode may be different, so the specific situation needs to be judged according to the actual situation.