Texas Instruments LM3754
The LM3754 is a full featured single-output dualphase voltage-mode synchronous PWM buck controller. It can be configured to control from 2 to 12 interleaved power stages creating a single high power output. This controller utilizes voltage-mode control with input voltage feed-forward for high noise immunity.| Part No. | LM3754 |
|---|---|
| Datasheet | LM3754 Download |
| Manufacturer |  Texas Instruments |
| Description | Scalable 2-Phase Synchronous Buck Controller |
| Buy | Stock & Price |
FEATURES
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 ±12% Max Over Temperature
● Integrated 4.35V ±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
APPLICATIONS
● CPUs, GPUs (Graphic Cards), ASICs, FPGAs, Large Memory Arrays, DDR● High Current POL Converters
● Networking Systems
● Power Distribution Systems
● Telecom/Datacom DC/DC Converters
● Desktops, Servers and Workstations
DESCRIPTION
An internal average current loop forces real time current sharing between phases during load transients.
