Datasheet

Falling
Edge
Deglitch
Enable
Comparator
1.2V
VIN
2.95V
Hysteresis:0.03V
2.5 sm
Falling
and
Rising
Edge
Deglitch
2.5 sm
VINUVLO
Comparator
Hysteresis:0.16V
Internal/External
Slow-start
(InternalSlow-startTime=3.35ms
Reference
V =0.891V
ref
−
+
Error
Amplifier
Thermal
Shutdown
150 C
o
SHUTDOWN
SS DIS_
PWM
Comparator
OSC
Leading
Edge
Blanking
100ns
R Q
S
AdaptiveDead-Time
and
ControlLogic
SHUTDOWN
15mW
VIN
REG
VBIAS
VIN
BOOT
VIN
PH
C
O
PGND
PWRGD
Falling
Edge
Deglitch
35 sm
VSENSE
SHUTDOWN
0.90V
ref
Hysteresis:0.03V
ref
Powergood
Comparator
AGND
VBIAS
ILIM
Comparator
3 − 4V
V
O
SYNC
RTCOMPVSENSE
SS/ENA
TPS54617
15mW
L
OUT
RELATED DC/DC PRODUCTS
TPS54617
SLVS880A – NOVEMBER 2008 – REVISED JANUARY 2009 ........................................................................................................................................... www.ti.com
INTERNAL BLOCK DIAGRAM
• TPS40000 – dc/dc controller
• TPS56300 – dc/dc controller
• TPS54610 - SWIFT 6A converter
• TPS54917 and TPS54910 - SWIFT 9A converters
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