www.ti.com

DATASHEET TABLE OF CONTENTS

ENVIRONMENTAL AND ABSOLUTE MAXIMUM RATINGS

PTH08T260W, PTH08T261W

SLTS272A – DECEMBER 2006 – REVISED MAY 2007

ORDERING INFORMATION

For the most current package and ordering information, see the Package Option Addendum at the end of this data sheet, or see

the TI website at www.ti.com.

DATASHEET SECTION

PAGE NUMBER

ENVIRONMENTAL AND ABSOLUTE MAXIMUM RATINGS

3

ELECTRICAL CHARACTERISTICS TABLE (PTH08T260W)

4

ELECTRICAL CHARACTERISTICS TABLE (PTH08T261W)

6

PIN-OUT AND TERMINAL FUNCTIONS

8

9

10

ADJUSTING THE OUTPUT VOLTAGE

11

CAPACITOR RECOMMENDATIONS

13

TURBOTRANS™ INFORMATION

17

UNDERVOLTAGE LOCKOUT (UVLO)

22

SOFT-START POWER-UP

23

OVER-CURRENT PROTECTION

23

OVER-TEMPERATURE PROTECTION

23

OUTPUT ON/OFF INHIBIT

24

REMOTE SENSE

24

SYCHRONIZATION (SMARTSYNC)

25

AUTO-TRACK SEQUENCING

26

PREBIAS START-UP

29

TAPE & REEL AND TRAY DRAWINGS

31

(Voltages are with respect to GND)

UNIT

Track pin voltage

V

– 0.3 to 6.0

V

–40 to 85

Surface temperature of module body or pins

Wave soldering temperature

AH and AD suffix

260

(5 seconds maximum)

°C

AS suffix

Solder reflow temperature

Surface temperature of module body or pins

AZ suffix

Storage temperature

Mechanical shock

Per Mil-STD-883D, Method 2002.3, 1 msec, 1/2 sine, mounted

500

Suffix AH and AD

20

G

Mechanical vibration

Mil-STD-883D, Method 2007.2, 20-2000 Hz

Suffix AS and AZ

15

Weight

2.5

grams

Flammability

Meets UL94V-O

(1)

During reflow of surface mount package version do not elevate peak temperature of the module, pins or internal components above the

stated maximum.

(2)

The shipping tray or tape and reel cannot be used to bake parts at temperatures higher than 65°C.

3

Submit Documentation Feedback