SC458IMLTRT

$2.97

Description：IC REG CTRLR BUCK 44MLP
Series：-
Mfr：Semtech Corporation
Package：Tape & Reel (TR)

SKU:7b28496975ad Category: DC DC Switching Controllers Brand: Semtech Corporation

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Product introduction

Product Detailed Parameters

Description：IC REG CTRLR BUCK 44MLP
Series：-
Mfr：Semtech Corporation
Package：Tape & Reel (TR)
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：2
Output Phases：2
Voltage - Supply (Vcc/Vdd)：3V ~ 28V
Frequency - Switching：-
Duty Cycle (Max)：-
Synchronous Rectifier：Yes
Clock Sync：No
Serial Interfaces：-
Control Features：Enable, Power Good, Soft Start
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：-
Supplier Device Package：44-MLP (7x7)
Grade：-
Qualification：-

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SC458IMLTRT

Overview

The SC458IMLTRT is a single-chip high-performance PWM controller designed to power advanced processors. It supports Active Voltage Positioning, VID on-the-fly transitions, and single or dual phase control. The device features hysteretic control for fast transient response and combi-sense loss-less current sensing. It includes dynamic current sharing, true differential remote sensing, and dual power good outputs. The component utilizes a 44-pin MLP package measuring 7x7 mm.

Feature Summary

Supports active voltage positioning and programmable soft-start with DAC slew control
Integrates hysteretic control for rapid transient response and loss-less current sensing
Provides dynamic current sharing and true differential remote sensing capabilities

Applications

Graphics processor cores
Notebook PCs
Embedded applications

Procurement Notes

Verify the specific ordering suffix against official Semtech documentation to confirm compliance status and packaging details. Ensure the procurement channel sources directly from authorized distributors to guarantee authenticity. Confirm that the 44-pin MLP package dimensions align with the target PCB footprint requirements before finalizing orders.

Selection Notes

Select this controller for designs requiring precise voltage regulation for advanced processors. It is suitable for applications needing fast transient response and accurate current monitoring. Consider its support for ceramic decoupling solutions when evaluating board layout constraints. Verify compatibility with required VID protocols for seamless integration into existing system architectures.

Part Context

The SC458 belongs to Semtech's portfolio of complete power supply controllers. It is engineered specifically for low output voltage applications in portable and embedded systems. The component integrates drivers and control logic to simplify the design of complex multi-phase power stages for high-performance computing loads.