MP1567DK MPS [Monolithic Power Systems], MP1567DK Datasheet - Page 5
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MP1567DK
Manufacturer Part Number
MP1567DK
Description
1.2A, 6V, 800KHz Synchronous Rectified Step-Down Converter
Manufacturer
MPS [Monolithic Power Systems]
Datasheet
1.MP1567DK.pdf
(5 pages)
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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.
Note: See Maximum Duty Cycle limits to determine allowable output voltages.
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.
EV0033 Rev. 1.4
4/22/2005
1. Attach the positive and negative ends of the load to the OUT and GND pins respectively.
2. Attach an input voltage 2.6V ≤ V
3. To enable the MP1567 apply a voltage, 2V ≤ V
4. The output voltage V
Therefore use a standard 1% value 17.8kΩ resistor.
respectively.
connect the EN pin to ground.
formula:
Where V
For example, for V
EV0033 – 1.2A, 6V, 800KHz SYNCHRONOUS RECTIFIED STEP-DOWN CONVERTER
FB
= 0.9V and R4 = 10kΩ.
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
OUT
OUT
R
= 2.5V:
3
can be changed by varying R3. Calculate the new value using the
=
R
4
×
⎛
⎜ ⎜
⎝
© 2005 MPS. All Rights Reserved.
IN
V
V
OUT
≤ 6V and the input ground to the IN and GND pins,
www.MonolithicPower.com
FB
R
3
−
=
1
⎞
⎟ ⎟
⎠
R
=
4
10
×
⎛
⎜ ⎜
⎝
k
EN
V
Ω
V
OUT
≤ 6V, to the EN pin. To disable the MP1567
FB
×
⎛
⎜
⎝
2
0
−
5 .
9 .
1
V
V
⎞
⎟ ⎟
⎠
−
1
⎞
⎟
⎠
=
17
.
78
k
Ω
EVALUATION BOARD
5