MP2361DQ MPS [Monolithic Power Systems], MP2361DQ Datasheet - Page 3

• Manufacturer Part Number: MP2361DQ
• Description: 2A, 1.4MHz Step-Down Converter Evaluation Board
• Manufacturer: MPS [Monolithic Power Systems]

PRINTED CIRCUIT BOARD LAYOUT
QUICK START GUIDE
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.
EV2361DK/DQ-00A Rev. 1.3f
10/5/2005
1. Connect the positive terminal of the load to the VOUT pins, and the negative terminal of the load
2. Preset the power supply output to 4.75V to 23V and turn off the power supply.
3. Connect the positive terminal of the power supply output to the VIN pin and the negative
4. Turn the power supply on. The MP2361 will automatically startup.
5. To use the Enable function, apply a digital input to EN pin. Drive EN higher than 2.5V to turn on
6. An input under voltage lockout (UVLO) function can be implemented by the addition of a resistor
to the GND pins
terminal of the power supply output to the GND pin
the regulator, drive EN less than 0.7V to turn it off.
divider R4 and R5.
The EN threshold is 2.5V, so V
Figure 1—Top Silk Layer
TM
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EV2361DK/DQ-00A – 2A, 1.4MHz STEP-DOWN CONVERTER EV BOARD
IN
Figure 3—Bottom Layer
© 2005 MPS. All Rights Reserved.
UVLO threshold is:
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⎛
⎜
⎝
1
+
R
R
4
5
⎞
⎟
⎠
×
Figure 2—Top Layer
2
5 .
V
.
3