Datasheet

www.ti.com
DEVICE RATINGS
ABSOLUTE MAXIMUM RATINGS
(1)
RECOMMENDED OPERATING CONDITIONS
ELECTROSTATIC DISCHARGE (ESD) PROTECTION
PACKAGE DISSIPATION RATINGS
(1) (2) (3)
TPS54283 , , TPS54286
SLUS749C – JULY 2007 – REVISED OCTOBER 2007
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
ORDERING INFORMATION
(1)
PART NUMBER OPERATING FREQUENCY (kHz) PACKAGE MEDIA UNITS (Pieces)
TPS54283PWP Tube 90
300
TPS54283PWPR Tape and Reel 2000
Plastic 14-Pin HTSSOP
TPS54286PWP Tube 90
600
TPS54286PWPR Tape and Reel 2000
(1) For the most current package and ordering information see the Package Option Addendum at the end of this document, or see the TI
web site at www.ti.com .
VALUE UNIT
PVDD1, PVDD2, EN1, EN2 30
BOOT1, BOOT2 V
SW
+ 7
SW1, SW2 – 2 to 30
Input voltage range SW1, SW2 transient (< 50ns) – 3 to 31 V
BP 6.5
SEQ, ILIM2 – 0.3 to 6.5
FB1, FB2 – 0.3 to 3
SW1, SW2 output current 7 A
BP load current 35 mA
T
stg
Storage temperature – 55 to +165
T
J
Operating temperature – 40 to +150 ° C
Soldering temperature +260
(1) Permanent device damage may occur if Absolute Maximum Ratings are exceeded. Functional operation should be limited to the
Recommended DC Operating Conditions detailed in this data sheet. Exposure to conditions beyond the operational limits for extended
periods of time may affect device reliability.
MIN MAX UNIT
V
PVDD2
Input voltage 4.5 28 V
T
J
Operating junction temperature – 40 +125 ° C
MIN UNIT
Human body model 2k
CDM 1.5k V
Machine Model 250
THERMAL IMPEDANCE
JUNTION-TO-THERMAL PAD T
A
= +25 ° C, NO AIR FLOW T
A
= +85 ° C, NO AIR FLOW
PACKAGE ( ° C/W) POWER RATING (W) POWER RATING (W)
Plastic 14-Pin HTSSOP (PWP) 2.07
(4)
1.6 1.0
(1) For more information on the PWP package, refer to TI Technical Brief (SLMA002A ).
(2) TI device packages are modeled and tested for thermal performance using printed circuit board designs outlined in JEDEC standards
JESD 51-3 and JESD 51-7.
(3) For application information, see the Power Derating section.
(4) T
J-A
= +40 ° C/W
2 Submit Documentation Feedback Copyright © 2007, Texas Instruments Incorporated
Product Folder Link(s): TPS54283 TPS54286