Datasheet TPS40210, TPS40211 (Texas Instruments) - 2
| Manufacturer | Texas Instruments |
| Description | TPS4021x 4.5-V to 52-V Input Current Mode Boost Controller |
| Pages / Page | 52 / 2 — TPS40210,. TPS40211. www.ti.com. Table of Contents. Features. … |
| Revision | F |
| File Format / Size | PDF / 1.8 Mb |
| Document Language | English |
TPS40210,. TPS40211. www.ti.com. Table of Contents. Features. Applications. Application and Implementation. Description
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TPS40210, TPS40211
SLUS772F – MARCH 2008 – REVISED MARCH 2015
www.ti.com Table of Contents 1 Features
.. 1 7.4 Device Functional Modes.. 23
2 Applications
... 1
8 Application and Implementation
.. 24
3 Description
... 1 8.1 Application Information.. 24
4 Revision History
... 2 8.2 Typical Applications .. 24
5 Pin Configuration and Functions
... 3
9 Power Supply Recommendations
.. 35
6 Specifications
... 3
10 Layout
... 35 6.1 Absolute Maximum Ratings .. 3 10.1 Layout Guidelines ... 35 6.2 ESD Ratings .. 4 10.2 Layout Example .. 35 6.3 Recommended Operating Conditions ... 4
11 Device and Documentation Support
... 38 6.4 Thermal Information .. 4 11.1 Device Support.. 38 6.5 Electrical Characteristics... 4 11.2 Documentation Support ... 38 6.6 Typical Characteristics .. 6 11.3 Related Links .. 39
7 Detailed Description
.. 10 11.4 Trademarks ... 39 7.1 Overview ... 10 11.5 Electrostatic Discharge Caution .. 39 7.2 Functional Block Diagram ... 10 11.6 Glossary .. 39 7.3 Feature Description... 11
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 E (October 2011) to Revision F Page
• Added Updated Land Pattern ... 1 • Added ESD Ratings table, Feature Description section, Device Functional Modes, Application and Implementation section, Power Supply Recommendations section, Layout section, Device and Documentation Support section, and Mechanical, Packaging, and Orderable Information section ... 1
Changes from Revision D (April 2010) to Revision E Page
• Changed the Revision date from D, April 2010 to E, October 2011 .. 1 • Added Q1 and Q3 to Figure 36 by illustrator.. 33
Changes from Revision C (October 2008) to Revision D Page
• Changed CISNS to CIFLT ... 19 • Changed CISNS to CIFLT ... 19 • Changed equations 22 and 23 ... 20 • Changed corrected equation 25 ... 21 • Added "R1 is the high side feedback resistor in Ω" and " fL is the desired loop crossover frequency, in Hz" ... 21 • Changed paragraph with new input.. 21 • Changed capacitor value from µF to F ... 21 • Changed 0.2 with 0.1 in MIN col in Design Example Specifications table ... 25 • Deleted text from Peak efficiency row .. 25 • Changed 10 V with 8 V in TOP conditions column .. 25 • Changed 42.8% to 42.9% in eq 32... 26 • Added (VFD) and changed approximate duty cycle from 42.8% to 42.9% ... 26 • Changed equations 32, 34, 35, 36, 37, 38 and 39 ... 26 • Changed equations 47, 48, 49, 50, 51 and 53 ... 28 • Changed equations 58, 60, 61, 62 ... 29 2 Submit Documentation Feedback Copyright © 2008–2015, Texas Instruments Incorporated Product Folder Links: TPS40210 TPS40211 Document Outline 1 Features 2 Applications 3 Description Table of Contents 4 Revision History 5 Pin Configuration and Functions 6 Specifications 6.1 Absolute Maximum Ratings 6.2 ESD Ratings 6.3 Recommended Operating Conditions 6.4 Thermal Information 6.5 Electrical Characteristics 6.6 Typical Characteristics 7 Detailed Description 7.1 Overview 7.2 Functional Block Diagram 7.3 Feature Description 7.3.1 Soft-Start 7.3.2 BP Regulator 7.3.3 Shutdown (DIS/EN Pin) 7.3.4 Minimum On-Time and Off-Time Considerations 7.3.5 Setting the Oscillator Frequency 7.3.6 Synchronizing the Oscillator 7.3.7 Current Sense and Overcurrent 7.3.8 Current Sense and Sub-Harmonic Instability 7.3.9 Current Sense Filtering 7.3.10 Control Loop Considerations 7.3.11 Gate Drive Circuit 7.3.12 TPS40211 7.4 Device Functional Modes 7.4.1 Operation Near Minimum Input Voltage 7.4.2 Operation With DIS/EN Pin 8 Application and Implementation 8.1 Application Information 8.2 Typical Applications 8.2.1 12-V to 24-V Nonsynchronous Boost Regulator 8.2.1.1 Design Requirements 8.2.1.2 Detailed Design Procedure 8.2.1.3 Application Curves 8.2.2 12-V Input, 700-mA LED Driver, Up to 35-V LED String 8.2.2.1 Design Requirements 8.2.2.2 Detailed Design Procedure 9 Power Supply Recommendations 10 Layout 10.1 Layout Guidelines 10.2 Layout Example 11 Device and Documentation Support 11.1 Device Support 11.1.1 Third-Party Products Disclaimer 11.1.2 Related Devices 11.2 Documentation Support 11.2.1 Custom Design with WEBENCH Tools 11.2.2 Receiving Notification of Documentation Updates 11.2.3 References 11.3 Related Links 11.4 Trademarks 11.5 Electrostatic Discharge Caution 11.6 Glossary 12 Mechanical, Packaging, and Orderable Information
TPS40210, TPS40211
SLUS772F – MARCH 2008 – REVISED MARCH 2015
www.ti.com Table of Contents 1 Features
.. 1 7.4 Device Functional Modes.. 23
2 Applications
... 1
8 Application and Implementation
.. 24
3 Description
... 1 8.1 Application Information.. 24
4 Revision History
... 2 8.2 Typical Applications .. 24
5 Pin Configuration and Functions
... 3
9 Power Supply Recommendations
.. 35
6 Specifications
... 3
10 Layout
... 35 6.1 Absolute Maximum Ratings .. 3 10.1 Layout Guidelines ... 35 6.2 ESD Ratings .. 4 10.2 Layout Example .. 35 6.3 Recommended Operating Conditions ... 4
11 Device and Documentation Support
... 38 6.4 Thermal Information .. 4 11.1 Device Support.. 38 6.5 Electrical Characteristics... 4 11.2 Documentation Support ... 38 6.6 Typical Characteristics .. 6 11.3 Related Links .. 39
7 Detailed Description
.. 10 11.4 Trademarks ... 39 7.1 Overview ... 10 11.5 Electrostatic Discharge Caution .. 39 7.2 Functional Block Diagram ... 10 11.6 Glossary .. 39 7.3 Feature Description... 11
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 E (October 2011) to Revision F Page
• Added Updated Land Pattern ... 1 • Added ESD Ratings table, Feature Description section, Device Functional Modes, Application and Implementation section, Power Supply Recommendations section, Layout section, Device and Documentation Support section, and Mechanical, Packaging, and Orderable Information section ... 1
Changes from Revision D (April 2010) to Revision E Page
• Changed the Revision date from D, April 2010 to E, October 2011 .. 1 • Added Q1 and Q3 to Figure 36 by illustrator.. 33
Changes from Revision C (October 2008) to Revision D Page
• Changed CISNS to CIFLT ... 19 • Changed CISNS to CIFLT ... 19 • Changed equations 22 and 23 ... 20 • Changed corrected equation 25 ... 21 • Added "R1 is the high side feedback resistor in Ω" and " fL is the desired loop crossover frequency, in Hz" ... 21 • Changed paragraph with new input.. 21 • Changed capacitor value from µF to F ... 21 • Changed 0.2 with 0.1 in MIN col in Design Example Specifications table ... 25 • Deleted text from Peak efficiency row .. 25 • Changed 10 V with 8 V in TOP conditions column .. 25 • Changed 42.8% to 42.9% in eq 32... 26 • Added (VFD) and changed approximate duty cycle from 42.8% to 42.9% ... 26 • Changed equations 32, 34, 35, 36, 37, 38 and 39 ... 26 • Changed equations 47, 48, 49, 50, 51 and 53 ... 28 • Changed equations 58, 60, 61, 62 ... 29 2 Submit Documentation Feedback Copyright © 2008–2015, Texas Instruments Incorporated Product Folder Links: TPS40210 TPS40211 Document Outline 1 Features 2 Applications 3 Description Table of Contents 4 Revision History 5 Pin Configuration and Functions 6 Specifications 6.1 Absolute Maximum Ratings 6.2 ESD Ratings 6.3 Recommended Operating Conditions 6.4 Thermal Information 6.5 Electrical Characteristics 6.6 Typical Characteristics 7 Detailed Description 7.1 Overview 7.2 Functional Block Diagram 7.3 Feature Description 7.3.1 Soft-Start 7.3.2 BP Regulator 7.3.3 Shutdown (DIS/EN Pin) 7.3.4 Minimum On-Time and Off-Time Considerations 7.3.5 Setting the Oscillator Frequency 7.3.6 Synchronizing the Oscillator 7.3.7 Current Sense and Overcurrent 7.3.8 Current Sense and Sub-Harmonic Instability 7.3.9 Current Sense Filtering 7.3.10 Control Loop Considerations 7.3.11 Gate Drive Circuit 7.3.12 TPS40211 7.4 Device Functional Modes 7.4.1 Operation Near Minimum Input Voltage 7.4.2 Operation With DIS/EN Pin 8 Application and Implementation 8.1 Application Information 8.2 Typical Applications 8.2.1 12-V to 24-V Nonsynchronous Boost Regulator 8.2.1.1 Design Requirements 8.2.1.2 Detailed Design Procedure 8.2.1.3 Application Curves 8.2.2 12-V Input, 700-mA LED Driver, Up to 35-V LED String 8.2.2.1 Design Requirements 8.2.2.2 Detailed Design Procedure 9 Power Supply Recommendations 10 Layout 10.1 Layout Guidelines 10.2 Layout Example 11 Device and Documentation Support 11.1 Device Support 11.1.1 Third-Party Products Disclaimer 11.1.2 Related Devices 11.2 Documentation Support 11.2.1 Custom Design with WEBENCH Tools 11.2.2 Receiving Notification of Documentation Updates 11.2.3 References 11.3 Related Links 11.4 Trademarks 11.5 Electrostatic Discharge Caution 11.6 Glossary 12 Mechanical, Packaging, and Orderable Information