Description
STMicroelectronics BAL-CC25-02D3 is an ultra miniature balun which integrates a matching network in a monolithic glass substrate. This has been customized for the CC2541 RF transceivers. It’s a design using STMicroelectronics IPD (integrated passive device) technology on nonconductive glass substrate to optimize RF performance.

Features
■ 2.45 GHz balun with integrated matching network
■ Matching optimized for following CC2541
■ Low insertion loss
■ Low amplitude imbalance
■ Low phase imbalance
■ Coated Flip-Chip on glass
■ Small footprint: < 0.88 mm² Benefits
■ Very low profile
■ High RF performance
■ PCB space saving versus discrete solution
■ BOM count reduction
■ Efficient manufacturability