TPS54331-Q1
SLVSAB5 –NOVEMBER 2010
www.ti.com
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.
For additional design needs, see:
TPS54231
2A
TPS54232
2A
TPS54233
2A
TPS54331
3A
TPS54332
3.5A
IO(Max)
Input Voltage Range
Switching Freq. (Typ)
Switch Current Limit (Min)
Pin/Package
3.5V - 28V
570kHz
2.3A
3.5V - 28V
1000kHz
2.3A
3.5V - 28V
285kHz
2.3A
3.5V - 28V
570kHz
3.5A
3.5V - 28V
1000kHz
4.2A
8SOIC
8SOIC
8SOIC
8SOIC
8SO PowerPAD™
ORDERING INFORMATION(1)
TJ
PACKAGE(2)
ORDERABLE PART NUMBER
TOP-SIDE MARKING
–40°C to 150°C
SOIC – D
Reel of 2500
TPS54331QDRQ1
54331Q
(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.
(2) Package drawings, thermal data, and symbolization are available at www.ti.com/packaging.
ABSOLUTE MAXIMUM RATINGS(1)
over operating free-air temperature range (unless otherwise noted)
VALUE
–0.3 to 30
–0.3 to 6
38
UNIT
VIN
EN
BOOT
Input voltage
V
VSENSE
–0.3 to 3
–0.3 to 3
–0.3 to 3
8
COMP
SS
BOOT-PH
Output voltage
Source current
Sink current
PH
–0.6 to 30
–5
V
PH (10 ns transient from ground to negative peak)
EN
100
mA
mA
mA
A
BOOT
VSENSE
PH
100
10
9
VIN
9
A
COMP
SS
100
mA
200
Operating junction temperature
Storage temperature
–40 to 150
–65 to 150
°C
°C
(1) Stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. These are stress ratings
only, and functional operation of the device at these or any other conditions beyond those indicated under recommended operating
conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
ESD PROTECTION
PARAMETER
MAX
1000
1000
100
UNIT
Human-Body Model (HBM)
Charged-Device Model (CDM)
Machine Model (MM)
V
V
V
ESD
Electrostatic discharge rating
2
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