Electronic Components Datasheet Search |
|
Si4804CDY Datasheet(PDF) 2 Page - Analog Devices |
|
Si4804CDY Datasheet(HTML) 2 Page - Analog Devices |
2 / 32 page ADP2325 Data Sheet Rev. 0 | Page 2 of 32 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 Typical Application Circuit ............................................................. 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Functional Block Diagram .............................................................. 3 Specifications..................................................................................... 4 Absolute Maximum Ratings ....................................................... 6 Thermal Resistance ...................................................................... 6 ESD Caution.................................................................................. 6 Pin Configuration and Function Descriptions............................. 7 Typical Performance Characteristics ............................................. 9 Theory of Operation ...................................................................... 16 Control Scheme .......................................................................... 16 PWM Mode................................................................................. 16 PFM Mode................................................................................... 16 Precision Enable/Shutdown ...................................................... 16 Separate Input Voltages ............................................................. 16 Internal Regulator (INTVCC).................................................. 16 Bootstrap Circuitry .................................................................... 17 Low-Side Driver.......................................................................... 17 Oscillator ..................................................................................... 17 Synchronization.......................................................................... 17 Soft Start ...................................................................................... 17 Peak Current-Limit and Short-Circuit Protection................. 17 Voltage Tracking......................................................................... 18 Parallel Operation....................................................................... 18 Power Good................................................................................. 19 Overvoltage Protection.............................................................. 19 Undervoltage Lockout ............................................................... 19 Thermal Shutdown .................................................................... 19 Applications Information .............................................................. 20 Input Capacitor Selection.......................................................... 20 Output Voltage Setting .............................................................. 20 Voltage Conversion Limitations............................................... 20 Current-Limit Setting ................................................................ 20 Inductor Selection ...................................................................... 20 Output Capacitor Selection....................................................... 21 Low-Side Power Device Selection............................................ 22 Programming UVLO Input ...................................................... 22 Compensation Components Design ....................................... 22 Design Example .............................................................................. 24 Output Voltage Setting .............................................................. 24 Current-Limit Setting ................................................................ 24 Frequency Setting....................................................................... 24 Inductor Selection ...................................................................... 24 Output Capacitor Selection....................................................... 24 Low-Side MOSFET Selection ................................................... 25 Compensation Components..................................................... 25 Soft Start Time Programming .................................................. 26 Input Capacitor Selection.......................................................... 26 External Components Recommendations.................................. 27 Typical Application Circuits ......................................................... 28 Packaging and Ordering Information ......................................... 32 Outline Dimensions................................................................... 32 Ordering Guide .......................................................................... 32 REVISION HISTORY 2/12—Revision 0: Initial Version |
Similar Part No. - Si4804CDY |
|
Similar Description - Si4804CDY |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.COM |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Datasheet Upload | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |