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Details
| Topologie | LAN / POE |
| Eingangsspannung | 50 V |
| IC-Revision | 1 |
Beschreibung
The Si34071 isolated Forward topology evaluation board is a reference design for a power supply in a Power over Ethernet (PoE) Powered Device (PD) application. The Si34071FW24V7KIT provides an isolated output of 24 V/2.2 A. The Si34071 IC integrates an IEEE 802.03bt compatible PoE interface as well as a current-control-based dc/dc converter.
Eigenschaften
- IEEE 802.3bt compliant
- Good EMI performance
- 89.7% efficiency
- High integration
- Simple 9600-baud UART interface
- Autoclass feature
- Low BOM cost
- Thermal shutdown protection
- 5x5 mm 32-pin QFN
Typische Anwendungen
- Isolated PoE class 7
Weiterführende Informationen
Artikeldaten
Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | C | Endurance(h) | IRIPPLE(mA) | ILeak(µA) | DF(%) | Raster(mm) | Ø D(mm) | L(mm) | Verpackung | Z @ 100 MHz(Ω) | Zmax(Ω) | Testbedingung Zmax | IR 2(mA) | RDC max.(Ω) | Typ | Wicklungstyp | Wicklungsanzahl | L1(µH) | IR 1(mA) | RDC1 max.(Ω) | VR(V (DC)) | Datenrate | Ports | PoE | Improved CMRR | Betriebstemperatur | VT(V (AC)) | Montageart | L(µH) | LSmin.(nH) | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WCAP-ATG5 Aluminium-Elektrolytkondensatoren, 220 µF, 2000 | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWCAP-ATG5 Aluminium-Elektrolytkondensatoren | Kapazität220 µF | Endurance 2000 | Rippelstrom255 mA | Leckstrom77 µA | Verlustfaktor12 % | Raster3.5 mm | Durchmesser8 mm | Länge11.5 mm | VerpackungAmmopack | – | – | – | – | – | – | – | – | – | – | – | Nennspannung35 V (DC) | – | – | – | – | – | – | – | – | – | ||||
 | WE-CBF SMT-Ferrit, –, – | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWE-CBF SMT-Ferrit | – | – | – | – | – | – | – | Länge3.2 mm | – | Impedanz @ 100 MHz600 Ω | Maximale Impedanz650 Ω | Maximale Impedanz80 MHz | Nennstrom 22500 mA | Gleichstromwiderstand0.07 Ω | TypHochstrom | – | Wicklungsanzahl1 | – | Nennstrom [1]2500 mA | Gleichstromwiderstand [1]0.07 Ω | – | – | – | – | – | Betriebstemperatur -55 °C up to +125 °C | – | MontageartSMT | – | – | ||||
 | WE-SL5 Stromkompensierter SMT Line Filter, –, – | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWE-SL5 Stromkompensierter SMT Line Filter | – | – | – | – | – | – | – | Länge10 mm | – | Impedanz @ 100 MHz800 Ω | Maximale Impedanz1200 Ω | Maximale Impedanz20 MHz | – | Gleichstromwiderstand0.035 Ω | – | WicklungstypSektional | Wicklungsanzahl2 | Induktivität [1]250 µH | Nennstrom [1]2000 mA | Gleichstromwiderstand [1]0.035 Ω | Nennspannung80 V (DC) | – | – | – | – | Betriebstemperatur -40 °C up to +125 °C | Prüfspannung1000 V (AC) | MontageartSMT | Induktivität250 µH | Streuinduktivität [min.]1500 nH | ||||
 | WE-LAN LAN Übertrager, –, – | Status Aktivi| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | ProduktserieWE-LAN LAN Übertrager | – | – | – | – | – | Raster1.27 mm | – | Länge17.55 mm | – | – | – | – | – | – | Typ4PPoE (to 900 mA) | – | – | Induktivität [1]350 µH | – | – | – | Datenrate10/100/1000BASE-T | Ports1 | PoE4PPoE (bis zu 1000 mA) | Verbesserte Common Mode EntstörungNein | Betriebstemperatur -40 °C up to +105 °C | Prüfspannung1500 V (AC) | MontageartSMT | Induktivität350 µH | – |