Datasheet

PTH08T230W, PTH08T231W
SLTS265L –NOVEMBER 2005– REVISED AUGUST 2011 www.ti.com
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 TABLE OF CONTENTS
DATASHEET SECTION PAGE NUMBER
ENVIRONMENTAL AND ABSOLUTE MAXIMUM RATINGS 3
ELECTRICAL CHARACTERISTICS TABLE (PTH08T230W) 4
ELECTRICAL CHARACTERISTICS TABLE (PTH08T231W) 6
PIN-OUT AND TERMINAL FUNCTIONS 8
TYPICAL CHARACTERISTICS (V
I
= 12V) 9
TYPICAL CHARACTERISTICS (V
I
= 5V) 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
ENVIRONMENTAL AND ABSOLUTE MAXIMUM RATINGS
(Voltages are with respect to GND)
UNIT
V
Track
Track pin voltage –0.3 to V
I
+ 0.3 V
V
SYNC
SYNC pin voltage –0.3 to 6.0 V
T
A
Operating temperature range Over V
I
range –40 to 85
Surface temperature of module body or pins
T
wave
Wave soldering temperature AD suffix 260
(5 seconds maximum)
AS suffix 235
(1)
°C
T
reflow
Solder reflow temperature Surface temperature of module body or pins
AZ suffix 260
(1)
T
stg
Storage temperature Storage temperature of module removed from shipping package –55 to 125
T
pkg
Packaging temperature Shipping Tray or Tape and Reel storage or bake temperature 45
Mechanical shock Per Mil-STD-883D, Method 2002.3, 1 msec, 1/2 sine, mounted 500
Suffix 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.
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