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LM51551 Datasheet(PDF) 30 Page - Texas Instruments

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Part # LM51551
Description  2.2-MHz Wide Input Nonsynchronous Boost, SEPIC, Flyback Controller
Download  49 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LM51551 Datasheet(HTML) 30 Page - Texas Instruments

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BIAS
VCC
GATE
CS
PGND
FB
COMP
SS
RT
PGOOD
AGND
UVLO/SYNC
VLOAD
VSUPPLY
-
+
= 2.97V - 16V
BIAS
VCC
GATE
CS
PGND
FB
COMP
SS
RT
PGOOD
AGND
UVLO/SYNC
VLOAD
VSUPPLY
From MCU
1-cell or
2-cell
Battery
= 12V / 24V
-
+
= 3.5V - 45V
BIAS
VCC
GATE
CS
PGND
FB
COMP
SS
RT
PGOOD
AGND
UVLO/SYNC
VLOAD
VSUPPLY
From MCU
To MCU
Car
Battery
30
LM5155
SNVSB75 – DECEMBER 2018
www.ti.com
Product Folder Links: LM5155
Submit Documentation Feedback
Copyright © 2018, Texas Instruments Incorporated
System Examples (continued)
Figure 40. Typical Start-Stop Application
Figure 41. Emergency-call / Boost On-Demand / Portable Speaker
Figure 42. Typical SEPIC Application


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