LT8640JUDCF-1#TRPBF

$6.59

Description：IC REG BUCK ADJ 5A 20QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR)

SKU:164f59fff9bb Category: Voltage Regulators - DC DC Switching Regulators Brand: Analog Devices Inc.

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

Product Detailed Parameters

Description：IC REG BUCK ADJ 5A 20QFN
Series：-
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：2.9V
Voltage - Input (Max)：42V
Voltage - Output (Min/Fixed)：0.97V
Voltage - Output (Max)：41.58V
Current - Output：5A
Frequency - Switching：200kHz ~ 3MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 150°C (TJ)
Mounting Type：Surface Mount, Wettable Flank
Package / Case：20-WFQFN, 18 Leads, Exposed Pad
Supplier Device Package：20-QFN (3x4)
Grade：Automotive
Qualification：AEC-Q100

Download product information

LT8640JUDCF-1#TRPBF

Overview

The LT8640JUDCF-1#TRPBF is a synchronous step-down Silent Switcher regulator from Analog Devices, housed in an 18-lead WQFN package. It supports input voltages from 3.4V to 42V and delivers up to 5A of output current. The adjustable output voltage ranges from 970mV to 41.9V with a programmable switching frequency between 200kHz and 3MHz. Featuring AEC-Q100 automotive qualification, it operates within a junction temperature range of -40°C to 150°C and maintains a quiescent current of 2.5µA.

Feature Summary

Integrated EMI reduction architecture utilizing patented Silent Switcher technology for low electromagnetic interference emissions.
Automotive-grade reliability certified under the AEC-Q100 standard for harsh environment operation.
High-efficiency synchronous rectification design minimizing power loss during conversion.

Applications

On-board charging systems for electric and hybrid vehicles
Distributed power distribution networks in automotive electronics
Battery-powered industrial equipment requiring high efficiency

Procurement Notes

Verify the specific suffix '-1' against official documentation to confirm pinout or feature variations. Ensure the component meets required automotive quality standards and check for RoHS compliance status before integration into final designs.

Selection Notes

Select this part for applications requiring robust automotive certification and wide input voltage tolerance. Consider the thermal performance of the exposed pad WQFN package for heat dissipation requirements in compact layouts.

Part Context

This component belongs to the LT8640 family of Silent Switcher regulators designed for demanding power management tasks. It shares core topology with other variants but differs in packaging and specific qualification grades suitable for automotive deployment.