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LM5118 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - Wide Voltage Range Buck-Boost Controller - etcTI

भाग संख्या LM5118
समारोह Wide Voltage Range Buck-Boost Controller
मैन्युफैक्चरर्स etcTI 
लोगो etcTI लोगो 
पूर्व दर्शन
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<?=LM5118?> डेटा पत्रक पीडीएफ

LM5118 pdf
LM5118
SNVS566J – APRIL 2008 – REVISED JUNE 2017
www.ti.com
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.............................................................. 6
6.3 Recommended Operating Conditions....................... 6
6.4 Thermal Information .................................................. 6
6.5 Electrical Characteristics........................................... 7
6.6 Typical Characteristics ............................................ 10
7 Detailed Description ............................................ 12
7.1 Overview ................................................................. 12
7.2 Functional Block Diagram ....................................... 12
7.3 Feature Description................................................. 13
7.4 Device Functional Modes........................................ 20
8 Application and Implementation ........................ 23
8.1 Application Information............................................ 23
8.2 Typical Application ................................................. 23
9 Power Supply Recommendations...................... 35
9.1 Thermal Considerations .......................................... 35
9.2 Bias Power Dissipation Reduction .......................... 36
10 Layout................................................................... 38
10.1 Layout Guidelines ................................................. 38
10.2 Layout Example .................................................... 38
11 Device and Documentation Support ................. 39
11.1 Device Support...................................................... 39
11.2 Trademarks ........................................................... 39
11.3 Electrostatic Discharge Caution ............................ 39
11.4 Glossary ................................................................ 39
12 Mechanical, Packaging, and Orderable
Information ........................................................... 39
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision I (August 2014) to Revision J
Page
• Moved the automotive device to a standalone data sheet (SNVSAX9) ................................................................................ 1
• Moved the storage temp parameters to the Absolute Maximum Ratings .............................................................................. 6
• Changed junction temperature range from: ±150°C max to: –40°C to 150°C ....................................................................... 6
• Changed Handling Ratings table to ESD Ratings .................................................................................................................. 6
• Moved the junction temperature ranges to the condition statement ...................................................................................... 7
• Removed the VOLL minimum value ......................................................................................................................................... 8
• Removed the VOLH minimum value......................................................................................................................................... 8
Changes from Revision H (October 2013) to Revision I
Page
• Changed data sheet flow and layout to conform with new TI standards. Added the following sections: Application
and Implementation; Power Supply Recommendations; Layout; Device and Documentation Support; Mechanical,
Packaging, and Ordering Information .................................................................................................................................... 1
• Deleted footnote "These pins must not be raised above VIN." .............................................................................................. 6
Changes from Revision G (February, 2013) to Revision H
Page
• Deleted VIN Range on Functional Block Diagram................................................................................................................. 12
• Changed Figure 19............................................................................................................................................................... 24
• Changed Inductor Selection, L1 Text ................................................................................................................................... 27
• Changed Equation 15........................................................................................................................................................... 27
• Changed Equation 16 .......................................................................................................................................................... 27
• Added Efficiency Parameter ................................................................................................................................................. 27
• Changed II(PEAK) Value .......................................................................................................................................................... 28
• Changed I2(PEAK) Value.......................................................................................................................................................... 28
• Changed R13 = RSENSEText ................................................................................................................................................ 28
• Added Equation 19 .............................................................................................................................................................. 28
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