
Semtech Corporation
Description
The SC452 is a single chip high-performance PWM controller designed to power advanced IMVP-6™ processors. On-chip support is provided for all of the IMVP-6 requirements, including Active Voltage Positioning, Geyserville-3 VID transitions, VID-controlled Deeper Sleep voltage setting, PSI# and DPRSL control, fast/slow C4 exit, and default Boot voltage.
FEATUREs
● Dual-Phase Solution with Integrated Drivers
● Hysteretic Control for Fast Transient Response
● Combi-Sense Provides Loss-Less Current Sensing
● Dynamic Current Sharing
● Active Voltage Positioning
● True Differential Remote (die) Sensing
● On-Chip Support for all IMVP-6 Power Management Features
● VID Programmed Deeper Sleep Voltage
● Fast/Slow C4E Break-Event Support
● Clock Enable (CLKEN#) Output
● Delayed Power Good Signal with Blanking
● Programmable Soft-Start and DAC Slew Control
● Programmable OCP Threshold
● Supports all Ceramic Decoupling Solutions
● 44 pin MLP (7x7)
● Lead-free Package
APPLICATIONs
● IMVP-6/6+ Notebook PCs
● Embedded Applications
● Graphics and Other Processor Cores