ZL6105ALAFTKR5553

Description：ADAPTIVE DIGITAL DC-DC CONTROLLE
Series：Digital-DC™
Mfr：Renesas Electronics Corporation
Package：Tape & Reel (TR)

SKU:c3d549cf0c1d Category: DC DC Switching Controllers Brand: Renesas Electronics Corporation

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Product introduction

Product Detailed Parameters

Description：ADAPTIVE DIGITAL DC-DC CONTROLLE
Series：Digital-DC™
Mfr：Renesas Electronics Corporation
Package：Tape & Reel (TR)
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：1
Output Phases：1
Voltage - Supply (Vcc/Vdd)：3V ~ 5V
Frequency - Switching：200kHz ~ 1.4MHz
Duty Cycle (Max)：95%
Synchronous Rectifier：Yes
Clock Sync：Yes
Serial Interfaces：I2C, PMBus, SMBus
Control Features：Current Limit, Enable, Power Good, Soft Start, Tracking
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：36-VFQFN Exposed Pad
Supplier Device Package：36-QFN (6x6)
Grade：-
Qualification：-

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ZL6105ALAFTKR5553

Overview

The ZL6105ALAFTKR5553 is a digital DC/DC controller with integrated MOSFET drivers and auto compensation. It operates from an input voltage range of 3V to 14V, delivering up to 40A output current on Rail 1. The device supports output voltages between 0.54V and 5.5V, achieving peak efficiency of 94%. It features a switching frequency range of 200kHz to 1400kHz and a quiescent current of 16mA. Packaged in a 36-lead QFN (6.0 x 6.0 x 0.90mm) with 0.5mm pitch, it functions within a temperature range of -40°C to +85°C.

Feature Summary

Integrates adaptive performance optimization algorithms to improve power conversion efficiency.
Utilizes auto compensation technology to eliminate manual compensation design requirements.
Employs Digital-DC technology for advanced digital power control capabilities.

Applications

Digital DC/DC power conversion systems
Applications requiring integrated MOSFET driver solutions
Designs utilizing auto compensation techniques

Procurement Notes

Verify the specific suffix R5553 against official Renesas documentation to confirm exact ordering details. Ensure compatibility with required interface protocols and environmental specifications before procurement. Cross-reference datasheet parameters for accuracy.

Selection Notes

Select this component for applications requiring digital control with integrated drivers. Consider the wide input voltage range and high output current capability. Evaluate the auto compensation feature for simplified design cycles. Verify package dimensions and thermal requirements for the target PCB layout.

Part Context

This part belongs to the ZL6105 series of digital power controllers. It represents a solution combining digital control logic with power stage drivers. The series focuses on reducing design complexity through automated compensation and optimization algorithms.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Consult official manufacturer resources for potential alternatives or obsolescence notices.