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TPS54550PWPR Datasheet(PDF) 7 Page - Texas Instruments

Part # TPS54550PWPR
Description  4.5-V TO 20-V INPUT, 6-A OUTPUT SYNCHRONOUS PWM SWITCHER WITH INTEGRATED FET (SWIFT™)
PDF  33 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

TPS54550PWPR Datasheet(HTML) 7 Page - Texas Instruments

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FUNCTIONAL BLOCK DIAGRAM
VBIAS
PH
BOOT
VIN
LSG
VBIAS
Error
Amplifier
2x Oscillator
PWM Ramp
(Feed Forward)
SYNC
RT
VSENSE
PWM
Comparator
Reference
System
SS/ENA
VBIAS2
Hiccup
Timer
Thermal
Shutdown
Current Limit
Hiccup
Hiccup
UVLO
UVLO
UVLO
1.2V
Bias + Drive
Regulator
PWRGD
AGND
PGND
Rising
Edge
Delay
VBIAS
COMP
TPS54550
Adaptive Deadtime
97% Ref
POWERPAD
VSENSE
UVLO
S
R
Q
320 k
Ω
125 k
Ω
5
µA
OC
and
Contol Logic
OC
TPS54550
SLVS623A–MARCH 2006–REVISED APRIL 2006
7
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