LM2745 Datasheet Text
LM2745, LM2748
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SNOSAL2E
- APRIL 2005
- REVISED APRIL 2013
LM2745 / LM2748 Synchronous Buck Controller with Pre-Bias Startup, and Optional Clock Synchronization
Check for Samples: LM2745, LM2748
Features
1
- 2 Switching Frequency from 50 kHz to 1 MHz
- Switching Frequency Synchronize Range 250 kHz to 1 MHz (LM2745 Only)
- Startup with a Pre-biased Output Load
- Power Stage Input Voltage from 1V to 14V
- Control Stage Input Voltage from 3V to 6V
- Output Voltage Adjustable Down to 0.6V
- Power Good Flag and Shutdown
- Output Overvoltage and Undervoltage
Detection
- ±1.5% Feedback Voltage Accuracy Over
Temperature
- Low-side Adjustable Current Sensing
- Adjustable Soft-start
- Tracking and Sequencing with Shutdown and
Soft Start Pins
- TSSOP-14 Package
APPLICATIONS
- Down Conversion from 3.3V
- Cable Modem, DSL and ADSL
- Laser Jet and Ink Jet Printers
- Low Voltage Power Modules...