Linear Technology DC1238B - LTM8021EV Demoboard DC1238B DC1238B Data Sheet

Product codes
DC1238B
Page of 18
LTM8021
18
8021fd
For more information 
Linear Technology  Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417 
 
LINEAR TECHNOLOGY CORPORATION 2008
LT 0314 REV D • PRINTED IN USA
(408) 432-1900 
 FAX: (408) 434-0507 
 ● 
 
relaTeD parTs
package phoTo
PART NUMBER
DESCRIPTION
COMMENTS
10A DC/DC µModule
Basic 10A DC/DC µModule, 15mm 
× 15mm × 2.8mm LGA
Military Plastic 10A DC/DC µModule
–55°C to 125°C Operation, 15mm 
× 15mm × 2.8mm LGA
12A DC/DC µModule with PLL, Output Tracking/Margining 
and Remote Sensing
Synchronizable, PolyPhase
®
 Operation, LTM4601-1 Version Has No 
Remote Sensing
6A DC/DC µModule
Pin-Compatible with the LTM4600
6A DC/DC µModule with PLL and Output Tracking/
Margining and Remote Sensing
Synchronizable, PolyPhase Operation, LTM4603-1 Version Has No 
Remote Sensing, Pin-Compatible with the LTM4601
4A Low V
IN
 DC/DC µModule
2.375V ≤ V
IN
 ≤ 5V, 0.8V ≤ V
OUT
 ≤ 5V, 9mm 
× 15mm × 2.3mm LGA
5A to 12A Buck-Boost µModule
High Efficiency, Adjustable Frequency, 4.5V ≤ V
IN
 ≤ 20V, 0.8V ≤ V
OUT
 ≤ 
16V, 15mm 
× 15mm × 2.8mm
5A to 12A Buck-Boost µModule
High Efficiency, Adjustable Frequency, 4.5V ≤ V
IN
 ≤ 36V, 0.8V ≤ V
OUT
 ≤ 
25V, 15mm 
× 15mm × 2.8mm
8A Low V
IN
 DC/DC µModule
2.375V ≤ V
IN
 ≤ 5V, 0.8V ≤ V
OUT
 ≤ 5V, 9mm 
× 15mm × 2.8mm LGA
36V, 200mA DC/DC µModule
4V ≤ V
IN
 ≤ 36V, 1.25V ≤ V
OUT
 ≤ 5V, 6.25mm 
× 6.25mm × 2.3mm LGA
1A, 36V DC/DC µModule
Adjustable Frequency, 0.8V ≤ V
OUT
 ≤ 5V, 11.25mm 
× 9mm × 2.82mm, 
Pin-Compatible to the LTM8023
2A, 36V DC/DC µModule
Adjustable Frequency, 0.8V ≤ V
OUT
 ≤ 5V, 11.25mm 
× 9mm × 2.82mm, 
Pin-Compatible to the LTM8022
3.3V Step-Down Converter
Typical applicaTion
LTM8021
8021 TA06
V
IN
*
5.5V TO 36V
V
OUT
3.3V AT 500mA
1µF
4.7µF
32.4k
RUN/SS
BIAS
GND
ADJ
V
IN
V
OUT
*RUNNING VOLTAGE RANGE. PLEASE REFER TO THE 
  APPLICATIONS INFORMATION SECTION FOR START-UP DETAILS.