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Silicon Laboratory Inc. Si3404 | Demoboard Si3404-ISO-FB-EVB
UG325: Class 3 Isolated Evaluation Board for the Si3404
Overview
| Topology | Flyback Converter |
| Input voltage | 50 V |
| Output 1 | 5 V |
| Output 2 | 3.3 V |
| Output 3 | 12 V |
| IC revision | 0.2 |
Description
The Si3404 isolated Flyback topology based evaluation board is a reference design for a power supply in a Power over Ethernet (PoE) Powered Device (PD) application.
Features
- IEEE 802.03af Compatible
- Very Small Application PCB Surface
- High Efficiency
- High Integration
- Low-Profile 4 x 4 mm 20-pin QFN
- Thermal Shutdown Protection
- Low BOM Cost
- Transient Overvoltage Protection
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | Z @ 100 MHz(Ω) | Zmax(Ω) | Test Condition Zmax | IR 2(mA) | RDC max.(Ω) | Type | Version | VIN | VOut1(V) | IOut1(A) | VOut2(V) | IOut2(A) | L(µH) | n | VT(V (AC)) | Size | Mount | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-CBF SMT EMI Suppression Ferrite Bead, 600 Ω, 700 Ω | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-CBF SMT EMI Suppression Ferrite Bead | Impedance @ 100 MHz600 Ω | Maximum Impedance700 Ω | Maximum Impedance150 MHz | Rated Current 22000 mA | DC Resistance0.15 Ω | TypeHigh Current | VersionSMT | – | – | – | – | – | – | – | – | Size0805 | MountSMT | ||||
 | WE-PoE Power over Ethernet Transformer, –, – | Simulation– | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-PoE Power over Ethernet Transformer | – | – | – | – | – | – | VersionFlyback | Input Voltage 36 - 57 V (DC) | Output Voltage 13.3 V | Output Current 12 A | Output Voltage 23.3 V | Output Current 22 A | Inductance127 µH | Turns Ratio6:1:1:3 | Insulation Test Voltage1500 V (AC) | SizeEP13 | MountSMT |