Datasheet

TPS53313
www.ti.com SLUSAS8 –DECEMBER 2011
RECOMMENDED OPERATING CONDITIONS
(1)(2)
VALUE UNIT
MIN MAX
VIN (main supply) 4.5 16.0
VBST –0.1 22.0
VBST to SW –0.1 6.5
Input voltage range SW (bidirectional) dc –1 18 V
transient < 20 ns –2 18
EN –0.1 V
VIN
+ 0.1
FB, MODE/SS –0.1 3.5
COMP, RT/SYNC, BP3 –0.1 3.5
Output voltage range BP7 –0.1 6.5
V
PGD –0.1 14
Ground GND –0.1 0.1
Junction temperature range, T
J
–40 125 °C
Ambient temperature range, T
A
–40 85 °C
(1) Voltage values are with respect to the corresponding LL terminal.
(2) All voltage values are with respect to the network ground terminal unless otherwise noted.
THERMAL INFORMATION
TPS53313
THERMAL METRIC
(1)
UNITS
RGE (24) PINS
θ
JA
Junction-to-ambient thermal resistance 44.1
θ
JCtop
Junction-to-case (top) thermal resistance 35.0
θ
JB
Junction-to-board thermal resistance 19.0
°C/W
ψ
JT
Junction-to-top characterization parameter 0.5
ψ
JB
Junction-to-board characterization parameter 18.8
θ
JCbot
Junction-to-case (bottom) thermal resistance 8.9
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
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