Datasheet

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Falling
Edge
Deglitch
Enable
Comparator
1.2 V
VIN
2.95 V
Hysteresis: 0.03 V
2.5 µs
Falling
and
Rising
Edge
Deglitch
2.5 µs
VIN UVLO
Comparator
Hysteresis: 0.11 V
Internal/External
Slow-start
(Internal Slow-start Time = 3.35 ms
Reference
VREF = 0.891 V
−
+
Error
Amplifier
Thermal
Shutdown
150°C
SHUTDOWN
SS_DIS
PWM
Comparator
OSC
Leading
Edge
Blanking
100 ns
R Q
S
Adaptive Dead-Time
and
Control Logic
SHUTDOWN
8 mΩ
VIN
REG
VBIAS
PVIN
BOOT
VIN
PH
C
O
PGND
PWRGD
Falling
Edge
Deglitch
35 µs
VSENSE
SHUTDOWN
0.90 V
ref
Hysteresis: 0.03 Vref
Power-Good
Comparator
AGND
VBIAS
ILIM
Comparator
2.2 − 4.0 V
V
O
RT
COMPVSENSE
SS/ENA
TPS54010
8 mΩ
L
OUT
VIN
3.0 − 4.0 V
SYNC
TPS54010
SLVS509B – MAY 2004 – REVISED JUNE 2005
FUNCTIONAL BLOCK DIAGRAM
6