STMicroelectronics BALF-SPI-02D3
BALF-SPI-02D3 is an ultra miniature balun. The BALF-SPI-02D3 integrates matching network and harmonics filter. The BALF-SPI-02D3 uses STMicroelectronics IPD technology on non-conductive glass substrate which optimize RF performance.| Part No. | BALF-SPI-02D3 |
|---|---|
| Datasheet | BALF-SPI-02D3 Download |
| Manufacturer |  STMicroelectronics |
| Description | conjugate match balun |
| Buy | Stock & Price |
FEATURES
● 50 Ω nominal input / conjugate match to SPIRIT1● Low insertion loss
● Low amplitude imbalance
● Low phase imbalance
● Small footprint Benefits
● Very low profile < 670 μm after reflow
● High RF performance
● RF BOM and area reduction
APPLICATIONS
● 434 MHz impedance matched balun filter● Optimized for ST chip set SPIRIT1
DESCRIPTION
STMicroelectronics BALF-SPI-02D3 is an ultra miniature balun. Matching impedance has been customized for the SPIRIT1 ST transceiver. Digital interface Figure 2: Application schematic (top view) C0 1.8 - 3.6 V 20 19 18 17 16 GPIO2 GPIO3 VREG VBAT GPIO1 1 GPIO0 15 SDN L7 2 MISO SMPS Ext1 14 3 MOSI SPIRIT1 SMPS Ext2 13 4 SCLK TX 12 5 CSn R0 RBIAS 11 XIN VBAT RFP RFN XOUT 6 7 8 9 10 1.8-3.6 V XTAL C9 C10 C13 C12 L8 C11 L0 CX BALF-SPI-02D3 Antenna (50 Ω) SMD L0 L7 L8 C11 C12 C13 CX Table 1: Device summary PN LGQ15HSR15J02 LQM21FN100M70L LQW15AN62NG00 GRM188R60J105KA01D GRM155R71C104KA88D GRM1555C1H331JA01D GRM1555C1H221JA01 Value 150 nH 10 µH 62 nH 1 µF 100 nF 330 pF 220 pF March 2017 DocID027278 Rev 4 This is information on a product in full production.
