Datasheet Texas Instruments LM3754SQ/NOPB — Ficha de datos

LM3754
www.ti.com SNVS789B – JANUARY 2012 – REVISED APRIL 2013 LM3754 Scalable 2-Phase Synchronous Buck Controller with Integrated FET Drivers and
Linear Regulator Controller
Check for Samples: LM3754 FEATURES APPLICATIONS 1 2 Wide Input Voltage Range of 4.5V to 18V
Up to 12 Channels for 300A Load
System Accuracy Better Than 1%
0.6V to 3.6V Output Voltage Range
Switching Frequency From 200 kHz to 1 MHz
Phase Current Sharing В±12% Max Over
Temperature
Integrated 4.35V В±2.3% LDO
Inductor DCR or Sense Resistor Current
Sensing
Interleaved Switching for Low I/O Ripple
Current
Integrated Synchronous NFET Drivers
Programmable Soft-Start
Pre-Biased Startup
Output Voltage Differential Remote Sensing
Minimum Controllable On-Time of Only 50 ns
Programmable Enable and Input UVLO
Power Good flag
OVP, UVP and Hiccup Over-Current Protection CPUs, GPUs (Graphic Cards), ASICs, FPGAs, …