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High Performance Power Supply Module TO-249

Short Description:

Product Package: TO-249

Introduction: Thin high current packaging form of Yunyi’s Power Supply Module TO-249, using high-purity, high-temperature epoxy resin for packaging, improving mechanical strength and moisture resistance, enhancing durability and high reliability. The chip of TO-249 Power Supply Module is self-developed and produced by Yunyi. It is mostly used in switching power supply, converter, battery anti reverse connection protection and other applications


Product Detail

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Merits of YUNYI's Power Supply Module TO-249:

1. Competitive cost with high-level quality.

2. High production efficiency with short lead time.

3. Stable and reliable under various natural environments.

4. Small size, helping to optimize the circuit board space

TO-249

Steps of Chip Production:

1. Mechanically Printing(Super-precise automatic wafer printing)

2. Automatic First-etching (Automatic Etching Equipment,CPK>1.67)

3. Automatic Polarity Test(Precise Polarity Test)

4. Automatic Assembly (Self-developed Automatic Precise Assembly)

5. Soldering (Protection with Mixture of Nitrogen & Hydrogen Vacuum Soldering )

6. Automatic Second-etching (Automatic Second-etching with Ultra-pure Water)

7. Automatic Gluing (Uniform Gluing & Precise Calculation are Realized by Automatic Precise Gluing Equipment)

8. Automatic Thermal Test (Automatic Selection by Thermal Tester)

9. Automatic Test(Multifunctional Tester)

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