Datasheet

Micrel, Inc. MIC20xx Family
August 2011 5
M9999-080211-D
Ordering Information (Continued)
MIC2009A/2019A
Part Number
(1)
Marking
(2)
Current Limit Kickstart™ Enable Package
MIC2009A-1YM6 FK1 Active High
MIC2009A-2YM6 FK2
No
Active Low
MIC2019A-1YM6 FS1 Active High
MIC2019A-2YM6 FS2
0.1 A – 0.9 A
Yes
Active Low
6-pin SOT-23
Notes:
1. All MIC20XX Family parts are RoHS-compliant lead free.
2. Over/Under-bar symbol ( ¯ / _ ) may not be to scale. On the package the over/under symbol begins above/below the first character of the
marking.
MIC20XX Family Member Functionality
Part Number Pin Function
Normal
Limiting
Kickstart™
(1)
I
LIMIT
I
LIMIT
ENABLE
High
ENABLE
Low
CSLEW FAULT/ VUVLO
(5)
Load
Discharge
2003 2013 – – – – – – 
2004 2014       
2005 2015       
2005L 
(1)
      
2005A-1 
(1)
   
(6)
  
2005A-2 
(1)
   
(6)
  
2006 2016
Fixed
(2)
      
2007 2017       
2008 2018       
2009 2019       
2009A-1 2019A-1       
2009A-2 2019A-2
Adj.
(3)
      
Notes:
1. Kickstart™ provides an alternate start-up behavior; however, pin-outs are identical.
2. Kickstart™ not available.
3. Fixed = Factory-programmed current limit.
4. Adj. = User adjustable current limit.
5. VUVLO = Variable UVLO (Previously called DML).
6. CSLEW not available in 5-pin package.