SI3461-KIT Silicon Laboratories Inc, SI3461-KIT Datasheet - Page 12

• Manufacturer Part Number: SI3461-KIT
• Description: BOARD EVAL FOR SI3461
• Manufacturer: Silicon Laboratories Inc
• Type: Controllers & Processorsr

Specifications of SI3461-KIT

• Main Purpose: Special Purpose DC/DC, Power Over Ethernet
• Board Type: Fully Populated
• Utilized Ic / Part: Si3461
• Ethernet Connection Type: 10/100 Base-T, IEEE 802.3
• Interface Type: Ethernet
• Operating Voltage: 12 V to 15 V
• Operating Current: 10 mA
• Product: Modules
• For Use With/related Products: Si3460
• Lead Free Status / RoHS Status: Lead free / RoHS non-compliant
• Current - Output: -
• Voltage - Output: -
• Voltage - Input: -
• Power - Output: -
• Frequency - Switching: -
• Outputs And Type: -
• Regulator Topology: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1843

Si3461-EVB
8. Output Voltage and Load Current Waveforms
Figures 6 through 13 show the output voltage and load current waveforms during startup and fault conditions.
Refer also to the Si3461-EVB schematics in Figures 14 through 16.
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Ch1: PoE output voltage referenced to the +50V rail
Ch1: PoE output voltage referenced to the +50V rail
Figure 6. Detection Pulse into Open-Circuit
Bad detection signature
detected at this point
Figure 7. Successful Detection
with the output open
Rev. 0.5
Slow decay due to the 499k pull-up
Good detection signature
detected at this point