MP2106DK MPS [Monolithic Power Systems], MP2106DK Datasheet - Page 4

• Manufacturer Part Number: MP2106DK
• Description: 2.6V to 15V IN, 1.5A OUT Synchronous Buck Converter Evaluation Board
• Manufacturer: MPS [Monolithic Power Systems]

QUICK START GUIDE
The output voltage of this board is set to 1.8V. The board layout accommodates most commonly used
inductors and output capacitors.
NOTICE: The information in this document is subject to change without notice. Please contact MPS for current specifications.
Users should warrant and guarantee that third party Intellectual Property rights are not infringed upon when integrating MPS
products into any application. MPS will not assume any legal responsibility for any said applications.
EV2106DQ/DK-00A Rev. 1.3
11/18/2005
1. Attach positive end and negative end of load to OUT and GND pins, respectively.
2. Attach input voltage (2.6V ≤ V
3. A pull-up resistor has connected the EN pin to the IN pin, so the MP2106 will startup
4. The output voltage V
automatically without applying an external voltage to the EN pin.
formula:
where V
For example, for V
for the closest standard 1% value.
See Maximum Duty Cycle limits to determine allowable output voltages.
R
3
=
R
4
EV2106DQ/DK-00A – 2.6V TO 15V IN, 1.5A OUT SYNCHRONOUS BUCK EV BOARD
×
FB
(
V
= 0.9V and R4 = 10kΩ.
V
OUT
FB
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
−
) 1
OUT
=
OUT
10
= 2.5V:
k
can be changed by varying R3. Calculate the new value using the
Ω
×
(
2
0
IN
5 .
9 .
© 2005 MPS. All Rights Reserved.
≤ 13.5V) and input ground to IN and GND pins, respectively.
V
V
−
www.MonolithicPower.com
) 1
R
=
3
17
=
R
.
78
4
k
×
Ω
(
V
V
~
OUT
FB
17
.
k 8
−
) 1
Ω
4