BALFLB-WL-09D3 Overview
STMicroelectronics BALFLB-WL-09D3 is an ultra-miniature balun. This device integrates a matching network, balun, and harmonics filter. Matching impedance has been customized for the STM32WL sub-GHz wireless microcontrollers.
BALFLB-WL-09D3 Key Features
- QFN STM32WL sub-GHz wireless microcontrollers impedance matched balun and Tx harmonics filter
- Optimized for QFN STM32WL sub-GHz wireless microcontrollers in high power mode and dedicated to 2-layers PCB
- 50 Ω nominal input / conjugate matched balun to QFN STM32WL
- 50 Ω nominal impedance on antenna side Tx and Rx
- Deep Tx rejection harmonic filter
- Low insertion loss
- Small footprint
- Low profile ≤ 630 μm after reflow
- High RF performance
- RF BOM and area reduction