Datasheet

PSE
Or
PowerSupply
DatatoPHY
(EthernetCable)
(EthernetCable)
AUX
PowerSource
DUT
TPS23756EVM
J4
J5
J7
J1
VOUT GND
- +
R
LOAD
www.ti.com Test Setup
5 Test Setup
Figure 3 shows a typical test setup for TPS23756EVM. Input voltage can be applied as described in
Table 2.
Figure 3. Typical TPS23756EVM Test Setup
6 TPS23756EVM Typical Performance Data
6.1 5-V DC/DC Efficiency
Figure 4, Figure 5, and Figure 6 highlight the TPS23756EVM efficiency over input voltage. Nsupply is
measured from TP1/TP10 to J1-1/2; Nadapter is measured from J7-1/2 to J1-1/2; and PoE is measured
from J4 input to J1-1/2.
7
SLVU329A–September 2009–Revised March 2010 TPS23756EVM
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