Datasheet TL331, TL331B, TL391B (Texas Instruments) - 2

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Páginas / Página27 / 2 — TL331, TL331B, TL391B. www.ti.com. Table of Contents. 1 Features. 7 …
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TL331, TL331B, TL391B. www.ti.com. Table of Contents. 1 Features. 7 Detailed Description. 2 Applications. 3 Description

TL331, TL331B, TL391B www.ti.com Table of Contents 1 Features 7 Detailed Description 2 Applications 3 Description

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TL331, TL331B, TL391B
SLVS238J – AUGUST 1999 – REVISED NOVEMBER 2020
www.ti.com Table of Contents 1 Features
..1
7 Detailed Description
..15
2 Applications
... 1 7.1 Overview... 15
3 Description
...1 7.2 Functional Block Diagram... 15
4 Revision History
.. 2 7.3 Feature Description...15
5 Pin Configuration and Functions
...3 7.4 Device Functional Modes..15 Pin Functions.. 3
8 Application and Implementation
.. 16
6 Specifications
.. 4 8.1 Application Information... 16 6.1 Absolute Maximum Ratings, TL331 and TL331K... 4 8.2 Typical Application.. 16 6.2 Absolute Maximum Ratings, TL331B and TL391B... 4
9 Power Supply Recommendations
..18 6.3 ESD Ratings, TL331 and TL331K...5
10 Layout
...18 6.4 ESD Ratings, TL331B and TL391B.. 5 10.1 Layout Guidelines... 18 6.5 Recommended Operating Conditions, TL331 10.2 Layout Example.. 18 and TL331K...5
11 Device and Documentation Support
..19 6.6 Recommended Operating Conditions, TL331B 11.1 Documentation Support.. 19 and TL391B...5 11.2 Receiving Notification of Documentation Updates.. 19 6.7 Thermal Information..5 11.3 Support Resources... 19 6.8 Electrical Characteristics, TL331B and TL391B... 6 11.4 Trademarks... 19 6.9 Switching Characteristics, TL331B and TL391B...6 11.5 Electrostatic Discharge Caution.. 19 6.10 Electrical Characteristics, TL331 and TL331K..7 11.6 Glossary.. 19 6.11 Switching Characteristics, TL331 and TL331K... 7
12 Mechanical, Packaging, and Orderable
6.12 Typical Characteristics, TL331 and TL331K... 8
Information
.. 19 6.13 Typical Characteristics, TL331B and TL391B...9
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision I (August 2020) to Revision J (November 2020) Page
• Changed TL331B and TL391B minimum recommended supply voltage to 2V throughout..1 • Corrected Family Comparison Table supply voltages for "B", "K" and "I" versions...1 • Updated Supply Voltage vs Supply Current Typical Graph for 2V..9
Changes from Revision H (April 2020) to Revision I (August 2020) Page
• Updated the numbering format for tables, figures, and cross-references throughout the document..1 • Added "B" device Typical Char graphs... 9
Changes from Revision G (January 2015) to Revision H (April 2020) Page
• Added TL331B and TL391B tables and pinouts, Updated front page for new B devices for APL..1 • Added Input current, IIK in Absolute Maximum Ratings ... 4 • Changed incorrect TL331 and TL331K Temp Ranges in Recommended Operating Conditions .. 5 • Changed text from: open-drain output to: open-collector output ... 15 • Removed sentence: This is enables much head room for modern day supplies of 3.3 V and 5.0 V. .. 15 • Changed the text 'The output NPN will sink current when the positive input voltage is higher than the negative input voltage and the offset voltage' to 'The output NPN will sink current when the negative input voltage is higher than the positive input voltage and the offset voltage.'.. 15 • Changed Output Current specifications from: to: in Design Parameters ... 16 • Changed first paragraph of the Response Time section ... 17 • Added Receiving Notification of Documentation Updates section and Community Resources section... 19 2 Submit Document Feedback Copyright © 2020 Texas Instruments Incorporated Product Folder Links: TL331 TL331B TL391B Document Outline 1 Features 2 Applications 3 Description Table of Contents 4 Revision History 5 Pin Configuration and Functions Pin Functions 6 Specifications 6.1 Absolute Maximum Ratings, TL331 and TL331K 6.2 Absolute Maximum Ratings, TL331B and TL391B 6.3 ESD Ratings, TL331 and TL331K 6.4 ESD Ratings, TL331B and TL391B 6.5 Recommended Operating Conditions, TL331 and TL331K 6.6 Recommended Operating Conditions, TL331B and TL391B 6.7 Thermal Information 6.8 Electrical Characteristics, TL331B and TL391B 6.9 Switching Characteristics, TL331B and TL391B 6.10 Electrical Characteristics, TL331 and TL331K 6.11 Switching Characteristics, TL331 and TL331K 6.12 Typical Characteristics, TL331 and TL331K 6.13 Typical Characteristics, TL331B and TL391B 7 Detailed Description 7.1 Overview 7.2 Functional Block Diagram 7.3 Feature Description 7.4 Device Functional Modes 7.4.1 Voltage Comparison 8 Application and Implementation 8.1 Application Information 8.2 Typical Application 8.2.1 Design Requirements 8.2.2 Detailed Design Procedure 8.2.2.1 Input Voltage Range 8.2.2.2 Minimum Overdrive Voltage 8.2.2.3 Output and Drive Current 8.2.2.4 TL331B & TL391B ESD Protection 8.2.2.5 Response Time 8.2.3 Application Curves 9 Power Supply Recommendations 10 Layout 10.1 Layout Guidelines 10.2 Layout Example 11 Device and Documentation Support 11.1 Documentation Support 11.1.1 Related Documentation 11.2 Receiving Notification of Documentation Updates 11.3 Support Resources 11.4 Trademarks 11.5 Electrostatic Discharge Caution 11.6 Glossary 12 Mechanical, Packaging, and Orderable Information