Linear Technology DC1680B, Manual

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dc1843bfa
DEMO MANUAL DC1843B
DEMONSTRATION CIRCUIT 1843B SYSTEM
Figure 14. DC1680B and DC1842B System Setup with Power Supply, DC590 and PD Demo Board
DC1843B System Setup
Figure 14 shows a basic DC1843B system setup. The
DC1842B daughter card is inserted in the 30-pin connec-
tor J1 on the DC1680B motherboard. A power supply is
connected to V
EE
with banana cables. The DC590 connects
with a 14-pin ribbon cable to the DC1680B and to a PC via
USB. On the PC, a GUI communicates with the board. At
the PSE output, PDs are connected. A sample PD demo
board is shown in Figure 14.
Table 2. DC1843 Kit Versions
VERSION FEATURES
DC1843A DC1680A: Motherboard with Integrated Magjack
DC1842A: 8-Port PSE Daughter Card
DC1843B DC1680B: Motherboard with Discrete Ethernet Transformers
DC1842B: 8-Port PSE Daughter Card with Increased Surge Protection