V1.4 Aug 2014
Data Sheet
Ag5500
PoE Ultra Module
Table of Contents
1. Features .............................................................................................................................. 1
2. Description........................................................................................................................... 1
Table of Contents .................................................................................................................... 2
Table of Figures ...................................................................................................................... 2
3. Ag5500 Product Selector..................................................................................................... 3
4. Pin Description .................................................................................................................... 4
5. Functional Description ............................................................................................................ 5
5.1 Inputs ................................................................................................................................ 5
5.2 PD Signature ..................................................................................................................... 5
5.3 Isolation............................................................................................................................ 6
5.4 Power Classification ......................................................................................................... 6
5.5 High Power Applications .................................................................................................. 7
5.6 DC/DC Converter ............................................................................................................. 8
5.7 Output Configuration ........................................................................................................ 8
5.8 Output Adjustment............................................................................................................ 8
5.9 Output Power ................................................................................................................... 9
5.10 Typical Connections ..................................................................................................... 10
6. Operating Temperature Range ............................................................................................ 11
7. Protection............................................................................................................................. 12
8. Connections......................................................................................................................... 12
9. Electrical Characteristics...................................................................................................... 12
9.1 Absolute Maximum Ratings1 .......................................................................................... 12
9.2 Recommended Operating Conditions ............................................................................ 12
9.3 DC Electrical Characteristics .......................................................................................... 13
10. Package............................................................................................................................. 14
Table of Figures
Figure 1: Block Diagram ............................................................................................................. 3
Figure 2: Ag5500 Package Format ............................................................................................. 3
Figure 3: Typical System Diagram .............................................................................................. 5
Figure 4: Class Programming Option.......................................................................................... 6
Figure 5: High Power configuration............................................................................................. 7
Figure 6: Output Configurations.................................................................................................. 8
Figure 7: Output Adjustment ....................................................................................................... 9
Figure 8: Typical Connection Diagram...................................................................................... 10
Figure 9: Module Pin Isolation (bottom view) ............................................................................ 11
Figure 10: Suggested Heat Sink Assembly............................................................................... 11
© Silver Telecom 2012
2
