Datasheet

Micrel, Inc.
MIC5501/2/3/4
April 20, 2015
3
Revision 2.3
Pin Configuration
4-Pin 1mm × 1mm Thin DFN (MT)
(Top View)
5-Pin SOT23 (M5)
(Top View)
Pin Description
Pin Name
Pin Number
Thin DFN-4
Pin Number
SOT23-5
Pin Function
VOUT 1 5
Output Voltage. When disabled the MIC5502 and MIC5504 switches in an internal
25Ω load to discharge the external capacitors.
GND 2 2 Ground
EN 3 3
Enable Input: Active High. High = ON; Low = OFF. For MIC5501 and MIC5502 do not
leave floating. MIC5503 and MIC5504 have an internal pull-down and this pin may be
left floating.
VIN 4 1 Supply Input.
NC - 4 No Connection. Pin is not internally connected.
ePad EP - Exposed Heatsink Pad. Connect to GND for best thermal performance.