Table of Contents

1 Features............................................................................1

2 Applications..................................................................... 1

3 Description.......................................................................1

4 Revision History.............................................................. 2

5 Pin Configuration and Functions...................................3

Pin Functions.................................................................... 3

6 Specifications.................................................................. 4

6.1 Absolute Maximum Ratings........................................ 4

6.2 ESD Ratings............................................................... 4

6.3 Recommended Operating Conditions.........................4

6.4 Thermal Information....................................................4

6.5 Electrical Characteristics.............................................5

6.6 Typical Characteristics................................................ 6

7 Detailed Description........................................................7

7.1 Overview..................................................................... 7

7.2 Functional Block Diagram........................................... 7

7.3 Feature Description.....................................................7

7.4 Device Functional Modes..........................................10

8 Application and Implementation.................................. 11

8.1 Applications Information............................................11

8.2 Typical Applications...................................................11

9 Power Supply Recommendations................................17

10 Layout...........................................................................18

10.1 Layout Guidelines................................................... 18

10.2 Layout Example...................................................... 18

11 Device and Documentation Support..........................19

11.1 Receiving Notification of Documentation Updates.. 19

11.2 Support Resources................................................. 19

11.3 Trademarks............................................................. 19

11.4 Electrostatic Discharge Caution.............................. 19

11.5 Glossary.................................................................. 19

12 Mechanical, Packaging, and Orderable

Information.................................................................... 19

4 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Revision * (May 2019) to Revision A (August 2020)

Page

• Updated the numbering format for tables, figures, and cross-references throughout the document..................1

• Added Hot and Cold Trip in the Title...................................................................................................................1

• Updated TJ to 150°C from 155°C....................................................................................................................... 4

• Updated Tstg to 150°C from 155°C..................................................................................................................... 4

• Removed TA section on unspecified performance .............................................................................................4

• Updated RΘJA from 210.3 °C/W to 230 °C/W..................................................................................................... 4

• Updated RΘJC(top) from 105 °C/W to 103.4 °C/W ...............................................................................................4

• Updated RΘJB from 87.5 °C/W to 111.6 °C/W ....................................................................................................4

• Updated ψJT from 6.1 °C/W to 5.3 °C/W ............................................................................................................4

• Updated ψJB from 87 °C/W to 110.5 °C/W..........................................................................................................4

• Added Thermal Mass paramater........................................................................................................................ 4

• Added 20°C hysteresis option for single channel operation .............................................................................. 5

• Updated to separate SETA and SETB resistor ranges.......................................................................................5

• Added test condition for average quiescent current .......................................................................................... 5

• Changed standby current from 0.2µA to 0.25µA................................................................................................ 5

• Changed power-on reset threshold voltage from 1.55V to 1.5V ........................................................................5

TMP390

SBOS904A – MAY 2019 – REVISED AUGUST 2020

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