MP2136 – 2.5V TO 6V INPUT, 2MHz, 1A SYNCHRONOUS STEP-DOWN CONVERTER
PIN FUNCTIONS
Pin #
1
2
3
4
5
6
Name
NC
EN
IN
SW
Description
No connection. Leave Pin1 disconnection.
Regulator Enable Control Input. Drive EN above 1.6V to turn on the part. Drive EN below
0.4V to turn it off.
Supply Input. Bypass to GND with a 4.7µF or bigger value ceramic capacitor.
Power Switch Output. Inductor connection to drains of the internal PFET and NFET
switches.
GND,
Exposed Ground. Connect exposed pad to ground plane for optimal thermal performance.
Pad
Feedback Input. Connect FB to the center point of the external resistor divider. The
FB
regulated feedback voltage is 0.6V.
MP2136 Rev. 0.9
8/23/2010
www.MonolithicPower.com
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2010 MPS. All Rights Reserved.
6
MPS [ MONOLITHIC POWER SYSTEMS ]
