SC2643VX数据手册Semtech中文资料规格书

描述 Description

Obsolete - this device is no longer available. Datasheet is for information purposes only.

特性 Features

·VRD/VRM 10.X, VRM 9.X, and K-8 compliant
·Core voltage set point accuracy 0.5%
·Combi-Sense™ current-mode control
·Intrinsic phase current matching
·Fast transient responses
·Active droop with temperature compensation to meet load line slope
·Support VID-on-fly with 5-bit or 6-bit VID
·Enable function for power sequencing
·Cycle-by-cycle peak current limit
·Intelligent over-current shut-down
·Over-voltage protection when using Semtech Combi-Sense™ driver
·Under-voltage protection built in
·External programmable soft-start
·Externally programmable switching frequency (up to 2.8 MHz output voltage ripple frequency)
·2-phase, 3-phase, or 4-phase configurations
·24-pin SOIC or TSSOP package

应用 Application

·Voltage regulator VRD/VRM 10.X
·Voltage regulator VRM 9.X
·Voltage regulator K-8
·High-current, low-voltage step-down DC/DC converters