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LM2747 Controller Datasheet PDF

Synchronous Buck Controller

Synchronous Buck Controller

 

 

 

Part Number LM2747
Description Synchronous Buck Controller
Feature www.
DataSheet4U.
com LM2747 Synchronous Buck Controller with Pre-bias Startup, and Optional Clock Synchronization Mar ch 2006 LM2747 Synchronous Buck Contro ller with Pre-bias Startup, and Optiona l Clock Synchronization General Descrip tion The LM2747 is a high-speed synchro nous buck regulator controller with a f eedback voltage accuracy of ± 1%.
It c an provide simple down conversion to ou tput voltages as low as 0.
6V.
Though th e control section of the IC is rated fo r 3 to 6V, the driver section is design ed to accept input supply rails as high as 14V.
The use of adaptive non-overla pping MOSFET ga .
Manufacture National Semiconductor
Datasheet
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LM2747

 

 

 


 

 

 

Part Number LM2747
Description Synchronous Buck Controller
Feature LM2747 www.
ti.
com SNVS370B – MARCH 2 006 – REVISED MARCH 2013 LM2747 Sync hronous Buck Controller with Pre-Bias S tartup, and Optional Clock Synchronizat ion Check for Samples: LM2747 FEATURES 1
•2 ±1% Feedback Voltage Accuracy Over Temperature
• Switching Frequenc y from 50 kHz to 1 MHz
• Switching Fr equency Synchronize Range 250 kHz to 1 MHz
• Startup with a Pre-Biased Outpu t Load
• Power Stage Input Voltage fr om 1V to 14V
• Control Stage Input Vo ltage from 3V to 6V
• Output Voltage Adjustable Down to 0.
6V
• Power Good Flag and Shutdown
• Output Overvoltag e and Undervoltage Detection
• Low-Si .
Manufacture Texas Instruments
Datasheet
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LM2747

 

 

 

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