Moteur de recherche de fiches techniques de composants électroniques |
|
LM26420 Fiches technique(PDF) 2 Page - Texas Instruments |
|
LM26420 Fiches technique(HTML) 2 Page - Texas Instruments |
2 / 47 page 2 LM26420, LM26420-Q0, LM26420-Q1 SNVS579K – FEBRUARY 2009 – REVISED APRIL 2016 www.ti.com Product Folder Links: LM26420 LM26420-Q0 LM26420-Q1 Submit Documentation Feedback Copyright © 2009–2016, Texas Instruments Incorporated Table of Contents 1 Features .................................................................. 1 2 Applications ........................................................... 1 3 Description ............................................................. 1 4 Revision History..................................................... 2 5 Pin Configuration and Functions ......................... 4 6 Specifications......................................................... 6 6.1 Absolute Maximum Ratings ...................................... 6 6.2 ESD Ratings (LM26420X/Y) .................................... 6 6.3 ESD Ratings (Automotive-LM26420-Q0/Q1) ............ 6 6.4 Recommended Operating Conditions ....................... 6 6.5 Thermal Information .................................................. 6 6.6 Electrical Characteristics Per Buck ........................... 7 6.7 Typical Characteristics .............................................. 8 7 Detailed Description ............................................ 14 7.1 Overview ................................................................. 14 7.2 LM26420 Functional Block Diagram ....................... 15 7.3 Feature Description................................................. 15 7.4 Device Functional Modes........................................ 16 8 Application and Implementation ........................ 17 8.1 Application Information............................................ 17 8.2 Typical Applications ............................................... 20 9 Power Supply Recommendations ...................... 33 10 Layout................................................................... 34 10.1 Layout Guidelines ................................................. 34 10.2 Layout Example .................................................... 35 10.3 Thermal Considerations ........................................ 35 11 Device and Documentation Support ................. 38 11.1 Device Support...................................................... 38 11.2 Documentation Support ........................................ 38 11.3 Related Links ........................................................ 38 11.4 Community Resources.......................................... 38 11.5 Trademarks ........................................................... 38 11.6 Electrostatic Discharge Caution ............................ 38 11.7 Glossary ................................................................ 38 12 Mechanical, Packaging, and Orderable Information ........................................................... 39 4 Revision History Changes from Revision J (September 2015) to Revision K Page • Changed format of Features re: auto temperatures ............................................................................................................... 1 • Changed RθJA value from 35°C/W to 38.5°C/W for PWP package and from 40°C/W to 36.2°C/W; replaced RθJC values with 2 new rows (and new values); added additional thermal values......................................................................... 6 • Changed "C1" to "C2" on Figure 42 ..................................................................................................................................... 20 • Changed "C1" to "C2" on Figure 51 ..................................................................................................................................... 30 • Deleted "C7" and "C8" from Table 6 ................................................................................................................................... 31 Changes from Revision I (June 2015) to Revision J Page • fixed error in WQFN Pin Functions - shifted "Description" column down one row and added back description for VIND1 pin ................................................................................................................................................................................ 4 • Changed reference from "Typical Applications" to "Table 1". ............................................................................................. 23 • Deleted definition for RDS (not part of equation 15) ............................................................................................................. 24 Changes from Revision H (August 2014) to Revision I Page • Changed "Frequency" to "Efficiency" in title; add new Feature bullet re: CISPR25............................................................... 1 • Added new Application .......................................................................................................................................................... 1 • Changed moved Storage temperature to Absolute Maximum Ratings table ......................................................................... 6 • Changed figure 36 caption .................................................................................................................................................. 14 • Added part number to caption wording ................................................................................................................................ 15 • Added application note ........................................................................................................................................................ 17 • Changed title of Thermal Guidelines to Thermal Considerations and moved the section to the correct location................ 35 • Added Related Documentation and Community Resources subsections ............................................................................ 38 |
Numéro de pièce similaire - LM26420_16 |
|
Description similaire - LM26420_16 |
|
|
Lien URL |
Politique de confidentialité |
ALLDATASHEET.FR |
ALLDATASHEET vous a-t-il été utile ? [ DONATE ] |
À propos de Alldatasheet | Publicité | Contactez-nous | Politique de confidentialité | Echange de liens | Fabricants 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 |