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Mobile: China

Key operators in China and South East Asia have a focused set of spectrum allocations for 5G but require the most 4G/5G dual-access (EN-DC) use cases, all of which can be supported in Skyworks’ Sky5® award winning low-power, high-performance radio front-end products. A set of highly integrated modules that support all required bands and combinations is shown in the block diagram example below.

Mobile Block Diagrams

Typical China SKU Block Diagram


  • LTE: 1, 3, 5, 7, 8, 34, 39, 40, 41
  • 5G: n1, n41, n78, n79
  • 5G UL-MIMO: n41, n78
  • LTE CA combos: 1+3, 3+41, 39+41
  • EN-DC: 3+n41, 39+n41, 3+n79, 1/3+n79, 5/8+n78

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White Paper Isolator vs. Optocoupler Technology isolator-vs-optocoupler-technology.pdf
White Paper Effective Design Techniques for Signal and Power Supply Isolation Effective-Design-Techniques-for-Signal-and-Power-Supply-Isolation.pdf
Application Notes AN892: Design Guide for Isolated DC-DC Using the Si882xx/883xx AN892.pdf