Table of Contents

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

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

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

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

5 Device Comparison Table...............................................3

6 Pin Configuration and Functions...................................3

7 Specifications.................................................................. 4

7.1 Absolute Maximum Ratings........................................ 4

7.2 ESD Ratings .............................................................. 4

7.3 Recommended Operating Conditions.........................4

7.4 Thermal Information....................................................4

7.5 Electrical Characteristics.............................................5

7.6 Typical Characteristics................................................ 6

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

8.1 Overview..................................................................... 7

8.2 Functional Block Diagram........................................... 7

8.3 Feature Description.....................................................7

8.4 Device Functional Modes..........................................10

9 Application and Implementation.................................. 11

9.1 Application Information..............................................11

9.2 Typical Applications...................................................11

10 Power Supply Recommendations..............................42

11 Layout........................................................................... 42

11.1 Layout Guidelines................................................... 42

11.2 Layout Example...................................................... 42

12 Device and Documentation Support..........................44

12.1 Device Support....................................................... 44

12.2 Documentation Support.......................................... 44

12.3 Receiving Notification of Documentation Updates..44

12.4 Trademarks.............................................................44

12.5 Electrostatic Discharge Caution..............................44

12.6 Glossary..................................................................44

4 Revision History

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

Changes from Revision E (May 2021) to Revision F (November 2021)

Page

• Updated description on first page to include the FPWM device......................................................................... 1

• Added FPWM devices........................................................................................................................................ 3

• Updated Section 8.3.1 to clarify the addition of the FPWM devices................................................................... 7

• Added application curves for all new FPWM devices....................................................................................... 14

• Added tape and reel information for FPWM devices........................................................................................ 45

Changes from Revision D (March 2021) to Revision E (May 2021)

Page

• Released TPSM82823........................................................................................................................................1

• Updated the first bullet in the Features ..............................................................................................................1

• Added PSPICE bullet to the Features ............................................................................................................... 1

• Updated Applications .........................................................................................................................................1

• Changed name of the first column of the Device Comparison Table to "Orderable Part Number".....................3

• Fixed slight error in the Functional Block Diagram ............................................................................................ 7

• Added Equation 2 .............................................................................................................................................. 7

• Updated Figure 9-1 to have an output capacitor option of 1 × 22 μF................................................................11

• Expanded Table 9-1 with more choices of capacitors.......................................................................................12

• Added EMI measurement plots to show CISPR compliance............................................................................14

• Added SOA curves for the TPSM82823........................................................................................................... 33

• Added Section 12.1.2.1 ................................................................................................................................... 44

TPSM82823, TPSM82822, TPSM82821, TPSM82823A, TPSM82822A, TPSM82821A

SLVSEP0F – AUGUST 2019 – REVISED NOVEMBER 2021

www.ti.com

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