ADP2503-2.8-EVALZ Analog Devices Inc, ADP2503-2.8-EVALZ Datasheet - Page 4
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ADP2503-2.8-EVALZ
Manufacturer Part Number
ADP2503-2.8-EVALZ
Description
BOARD EVALUATION ADP2503 2.8V
Manufacturer
Analog Devices Inc
Specifications of ADP2503-2.8-EVALZ
Main Purpose
DC/DC, Step Up or Down
Outputs And Type
1, Non-Isolated
Power - Output
1.68W
Voltage - Output
2.8V
Current - Output
600mA
Voltage - Input
2.5 ~ 5.5V
Regulator Topology
Buck-Boost
Frequency - Switching
2.5MHz
Board Type
Fully Populated
Utilized Ic / Part
ADP2503
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
EVAL-ADP2503/ADP2504
Measuring Efficiency
Measure the efficiency, η, by comparing the input power with
the output power.
Measure the input and output voltages as close as possible to the
input and output capacitors to reduce the effect of IR drops.
η
=
V
V
OUT
IN
×
×
I
I
OUT
IN
Rev. A | Page 4 of 8
Measuring Inductor Current
Measure the inductor current by removing one end of the
inductor from its pad and connecting a current loop in series.
Then, use a current probe to measure the current flowing
through the current loop.