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LM2745 Controller Datasheet PDF

(LM2745 / LM2748) Synchronous Buck Controller

(LM2745 / LM2748) Synchronous Buck Controller

 

 

 

Part Number LM2745
Description (LM2745 / LM2748) Synchronous Buck Controller
Feature www.
DataSheet4U.
com LM2745/8 Synchronou s Buck Controller with Pre-bias Startup , and Optional Clock Synchronization M ay 2005 LM2745/8 Synchronous Buck Cont roller with Pre-bias Startup, and Optio nal Clock Synchronization General Descr iption The LM2745/8 are high-speed sync hronous buck regulator controllers with an accurate feedback voltage accuracy of ± 1.
5%.
It can provide simple down conversion to output voltages as low as 0.
6V.
Though the control sections of t he IC are rated for 3 to 6V, the driver sections are designed to accept input supply rails as high as 14V.
The use of adaptive non-o .
Manufacture National Semiconductor
Datasheet
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LM2745

 

 

 


 

 

 

Part Number LM2745
Description Synchronous Buck Controller
Feature LM2745, LM2748 www.
ti.
com SNOSAL2E – APRIL 2005 – REVISED APRIL 2013 LM2 745 / LM2748 Synchronous Buck Controlle r with Pre-Bias Startup, and Optional C lock Synchronization Check for Samples: LM2745, LM2748 FEATURES 1
•2 Switch ing Frequency from 50 kHz to 1 MHz
• Switching Frequency Synchronize Range 2 50 kHz to 1 MHz (LM2745 Only)
• Start up with a Pre-biased Output Load
• Po wer Stage Input Voltage from 1V to 14V
• Control Stage Input Voltage from 3V to 6V
• Output Voltage Adjustable Do wn to 0.
6V
• Power Good Flag and Shut down
• Output Overvoltage and Undervo ltage Detection
• ±1.
5% Feedback V .
Manufacture Texas Instruments
Datasheet
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LM2745

 

 

 

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