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ECJ-0EB0J475M Datasheet(PDF) 2 Page - Analog Devices

Part # ECJ-0EB0J475M
Description  Dual 3 MHz, 800 mA Buck
Download  28 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ECJ-0EB0J475M Datasheet(HTML) 2 Page - Analog Devices

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ADP5023
Data Sheet
Rev. A | Page 2 of 28
TABLE OF CONTENTS
Features .............................................................................................. 1
 
Applications....................................................................................... 1
 
General Description ......................................................................... 1
 
Typical Application Circuit ............................................................. 1
 
Revision History ............................................................................... 2
 
Specifications..................................................................................... 3
 
General Specifications ................................................................. 3
 
BUCK1 and BUCK2 Specifications ........................................... 4
 
LDO Specifications ...................................................................... 5
 
Input and Output Capacitor, Recommended Specifications.. 5
 
Absolute Maximum Ratings............................................................ 6
 
Thermal Resistance ...................................................................... 6
 
ESD Caution.................................................................................. 6
 
Pin Configuration and Function Descriptions............................. 7
 
Typical Performance Characteristics ............................................. 8
 
Power Dissipation and Thermal Considerations ....................... 15
 
Buck Regulator Power Dissipation .......................................... 15
 
Junction Temperature ................................................................ 16
 
Theory of Operation ...................................................................... 17
 
Power Management Unit........................................................... 17
 
BUCK1 and BUCK2 .................................................................. 19
 
LDO.............................................................................................. 20
 
Applications Information .............................................................. 21
 
Buck External Component Selection....................................... 21
 
LDO External Component Selection ...................................... 23
 
PCB Layout Guidelines.................................................................. 24
 
Typical Application Schematics.................................................... 25
 
Bill of Materials............................................................................... 26
 
Outline Dimensions ....................................................................... 27
 
Ordering Guide .......................................................................... 27
 
REVISION HISTORY
1/12—Rev. 0 to Rev. A
Changes to Features Section............................................................ 1
Changes to Table 2............................................................................ 4
Changes to Table 3 and Table 4....................................................... 5
Changes to Table 5............................................................................ 6
Changes to Table 7............................................................................ 7
Changes to Figure 34...................................................................... 13
Changes to Buck Regulator Power Dissipation Section ............ 15
Changes to Undervoltage Lockout Section................................. 18
Changes to LDO Section and Figure 48 ...................................... 20
Changes to Table 9.......................................................................... 22
Changes to Figure 52...................................................................... 25
Changes to Ordering Guide .......................................................... 27
8/11—Revision 0: Initial Version


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