Texas Instruments SLVP089 manual Trademarks

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If You Need Assistance

If You Need Assistance . . .

If you want to . . .

Contact Texas Instruments at . . .

Visit TI online

 

World Wide Web:

http://www.ti.com

 

 

 

 

Request more

information

World Wide Web:

http://www.ti.com/sc/docs/pic/home.htm

about

Texas

Instruments

Call the Product Information

 

Mixed

Signal

Products

 

Center (PIC) hotline:

(972) 644–5580

(MSP)

 

 

 

 

Send a fax:

(972) 480–7800

 

 

 

 

 

 

Write to:

Texas Instruments Incorporated

 

 

 

 

Product Information Center, MS 3123

 

 

 

 

P.O. Box 660246

 

 

 

 

Dallas, Texas 75266

 

 

 

Ask questions about product

Call the Product Information

 

operation or report sus-

Center (PIC) hotline:

(972) 644–5580

pected problems

 

 

 

 

 

 

 

Order

Texas

Instruments

Call the Product Information

 

documentation (see Note 1)

Center (PIC) hotline:

(972) 644–5580

Make suggestions about or

Send a fax:

MSP Marketing Documentation Correction

report errors in documenta-

 

(972) 480–3160

tion (see Note 2)

Write to:

Texas Instruments Incorporated

 

 

 

MSP Marketing Documentation

Correction, MS 8710

P.O. Box 660199

Dallas, Texas 75266–0199

Notes: 1) The literature number for the book is required; see the lower-right corner on the back cover.

2)Please mention the full title of the book, the literature number from the lower-right corner of the back cover, and the publication date from the spine or front cover.

FCC Warning

This equipment is intended for use in a laboratory test environment only. It gen- erates, uses, and can radiate radio frequency energy and has not been tested for compliance with the limits of computing devices pursuant to subpart J of part 15 of FCC rules, which are designed to provide reasonable protection against radio frequency interference. Operation of this equipment in other en- vironments may cause interference with radio communications, in which case the user at his own expense will be required to take whatever measures may be required to correct this interference.

Trademarks

TI is a trademark of Texas Instruments Incorporated.

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Contents User’s Guide 07/98 Literature Number SLVU001A July Important Notice Read This First About This ManualTrademarks Contents Figures TablesHardware TopicIntroduction Typical Synchronous Buck ConverterSchematic Schematic DiagramPower Supply Input/Output ConnectionsBoard Layout Shows the SLVP089 board layoutBill of Materials Bill of MaterialsTest Results Load Regulation and Ripple, 3.3-V 9-V InputPower Switch Turn-On and Delay from Q2 Off Inductor and Output Ripple Page Design Procedure Introduction Operating Specifications Operating SpecificationsDesign Procedures Duty Cycle Estimate+ 3 W Controller Functions + DD V O Compensation Network Bode Plot