Datasheet REF34-Q1 (Texas Instruments) - 2
| Manufacturer | Texas Instruments |
| Description | Automotive, low-drift, low-power, small-footprint series voltage reference |
| Pages / Page | 39 / 2 — REF34-Q1. www.ti.com. Table of Contents. 1 Features. 2 Applications. 3 … |
| File Format / Size | PDF / 4.5 Mb |
| Document Language | English |
REF34-Q1. www.ti.com. Table of Contents. 1 Features. 2 Applications. 3 Description. 4 Revision History. 5 Device Comparison Table
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REF34-Q1
SBAS901C – JULY 2018 – REVISED OCTOBER 2020
www.ti.com Table of Contents 1 Features
..1 10.1 Overview... 16
2 Applications
... 1 10.2 Functional Block Diagram... 16
3 Description
...1 10.3 Feature Description...16
4 Revision History
.. 2 10.4 Device Functional Modes..17
5 Device Comparison Table
...3
11 Application and Implementation
.. 18
6 Pin Configuration and Functions
...3 11.1 Application Information..18 6.1 Pin Functions ... 3 11.2 Typical Applications...18
7 Specifications
.. 4
12 Power Supply Recommendations
..23 7.1 Absolute Maximum Ratings ... 4
13 Layout
...23 7.2 ESD Ratings .. 4 13.1 Layout Guidelines... 23 7.3 Recommended Operating Conditions ..4 13.2 Layout Example.. 23 7.4 Thermal Information ...4
14 Device and Documentation Support
..25 7.5 Electrical Characteristics ..5 14.1 Documentation Support.. 25
8 Typical Characteristics
... 7 14.2 Receiving Notification of Documentation Updates..25
9 Parameter Measurement Information
.. 12 14.3 Support Resources... 25 9.1 Solder Heat Shift...12 14.4 Trademarks...25 9.2 Long-Term Stability... 13 14.5 Electrostatic Discharge Caution..25 9.3 Thermal Hysteresis... 13 14.6 Glossary..25 9.4 Power Dissipation... 14
15 Mechanical, Packaging, and Orderable
9.5 Noise Performance... 15
Information
.. 25
10 Detailed Description
..16
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision B (August 2020) to Revision C (October 2020) Page
• Added information for REF34-Q1 DGK Package... 3 • Added information for REF34xx-Q1 DGK package pin functions... 3
Changes from Revision A (September 2018) to Revision B (August 2020) Page
• Added information for REF34xxS-Q1... 3 • Added information for REF34xxS-Q1... 3
Changes from Revision * (July 2018) to Revision A (September 2018) Page
• Changed Advance Information to Production Data.. 1 2 Submit Document Feedback Copyright © 2020 Texas Instruments Incorporated Product Folder Links: REF34-Q1 Document Outline 1 Features 2 Applications 3 Description Table of Contents 4 Revision History 5 Device Comparison Table 6 Pin Configuration and Functions 6.1 Pin Functions 7 Specifications 7.1 Absolute Maximum Ratings 7.2 ESD Ratings 7.3 Recommended Operating Conditions 7.4 Thermal Information 7.5 Electrical Characteristics 8 Typical Characteristics 9 Parameter Measurement Information 9.1 Solder Heat Shift 9.2 Long-Term Stability 9.3 Thermal Hysteresis 9.4 Power Dissipation 9.5 Noise Performance 10 Detailed Description 10.1 Overview 10.2 Functional Block Diagram 10.3 Feature Description 10.3.1 Supply Voltage 10.3.2 Low Temperature Drift 10.3.3 Load Current 10.4 Device Functional Modes 10.4.1 EN Pin 11 Application and Implementation 11.1 Application Information 11.2 Typical Applications 11.2.1 Basic Voltage Reference Connection 11.2.1.1 Design Requirements 11.2.1.2 Detailed Design Procedure 11.2.1.2.1 Input and Output Capacitors 11.2.1.2.2 4-Wire Kelvin Connections 11.2.1.2.3 VIN Slew Rate Considerations 11.2.1.2.4 Shutdown/Enable Feature 11.2.1.3 Application Curves 11.2.2 Advanced Driver Assistance Systems (ADAS) Microcontroller Connection 11.2.2.1 Basic Voltage Reference Connection 11.2.2.2 Design Requirements 11.2.2.3 Detailed Design Procedure 11.2.2.4 Enable Feature in ADAS 12 Power Supply Recommendations 13 Layout 13.1 Layout Guidelines 13.2 Layout Example 14 Device and Documentation Support 14.1 Documentation Support 14.1.1 Related Documentation 14.2 Receiving Notification of Documentation Updates 14.3 Support Resources 14.4 Trademarks 14.5 Electrostatic Discharge Caution 14.6 Glossary 15 Mechanical, Packaging, and Orderable Information
REF34-Q1
SBAS901C – JULY 2018 – REVISED OCTOBER 2020
www.ti.com Table of Contents 1 Features
..1 10.1 Overview... 16
2 Applications
... 1 10.2 Functional Block Diagram... 16
3 Description
...1 10.3 Feature Description...16
4 Revision History
.. 2 10.4 Device Functional Modes..17
5 Device Comparison Table
...3
11 Application and Implementation
.. 18
6 Pin Configuration and Functions
...3 11.1 Application Information..18 6.1 Pin Functions ... 3 11.2 Typical Applications...18
7 Specifications
.. 4
12 Power Supply Recommendations
..23 7.1 Absolute Maximum Ratings ... 4
13 Layout
...23 7.2 ESD Ratings .. 4 13.1 Layout Guidelines... 23 7.3 Recommended Operating Conditions ..4 13.2 Layout Example.. 23 7.4 Thermal Information ...4
14 Device and Documentation Support
..25 7.5 Electrical Characteristics ..5 14.1 Documentation Support.. 25
8 Typical Characteristics
... 7 14.2 Receiving Notification of Documentation Updates..25
9 Parameter Measurement Information
.. 12 14.3 Support Resources... 25 9.1 Solder Heat Shift...12 14.4 Trademarks...25 9.2 Long-Term Stability... 13 14.5 Electrostatic Discharge Caution..25 9.3 Thermal Hysteresis... 13 14.6 Glossary..25 9.4 Power Dissipation... 14
15 Mechanical, Packaging, and Orderable
9.5 Noise Performance... 15
Information
.. 25
10 Detailed Description
..16
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision B (August 2020) to Revision C (October 2020) Page
• Added information for REF34-Q1 DGK Package... 3 • Added information for REF34xx-Q1 DGK package pin functions... 3
Changes from Revision A (September 2018) to Revision B (August 2020) Page
• Added information for REF34xxS-Q1... 3 • Added information for REF34xxS-Q1... 3
Changes from Revision * (July 2018) to Revision A (September 2018) Page
• Changed Advance Information to Production Data.. 1 2 Submit Document Feedback Copyright © 2020 Texas Instruments Incorporated Product Folder Links: REF34-Q1 Document Outline 1 Features 2 Applications 3 Description Table of Contents 4 Revision History 5 Device Comparison Table 6 Pin Configuration and Functions 6.1 Pin Functions 7 Specifications 7.1 Absolute Maximum Ratings 7.2 ESD Ratings 7.3 Recommended Operating Conditions 7.4 Thermal Information 7.5 Electrical Characteristics 8 Typical Characteristics 9 Parameter Measurement Information 9.1 Solder Heat Shift 9.2 Long-Term Stability 9.3 Thermal Hysteresis 9.4 Power Dissipation 9.5 Noise Performance 10 Detailed Description 10.1 Overview 10.2 Functional Block Diagram 10.3 Feature Description 10.3.1 Supply Voltage 10.3.2 Low Temperature Drift 10.3.3 Load Current 10.4 Device Functional Modes 10.4.1 EN Pin 11 Application and Implementation 11.1 Application Information 11.2 Typical Applications 11.2.1 Basic Voltage Reference Connection 11.2.1.1 Design Requirements 11.2.1.2 Detailed Design Procedure 11.2.1.2.1 Input and Output Capacitors 11.2.1.2.2 4-Wire Kelvin Connections 11.2.1.2.3 VIN Slew Rate Considerations 11.2.1.2.4 Shutdown/Enable Feature 11.2.1.3 Application Curves 11.2.2 Advanced Driver Assistance Systems (ADAS) Microcontroller Connection 11.2.2.1 Basic Voltage Reference Connection 11.2.2.2 Design Requirements 11.2.2.3 Detailed Design Procedure 11.2.2.4 Enable Feature in ADAS 12 Power Supply Recommendations 13 Layout 13.1 Layout Guidelines 13.2 Layout Example 14 Device and Documentation Support 14.1 Documentation Support 14.1.1 Related Documentation 14.2 Receiving Notification of Documentation Updates 14.3 Support Resources 14.4 Trademarks 14.5 Electrostatic Discharge Caution 14.6 Glossary 15 Mechanical, Packaging, and Orderable Information
