LTC7840EFE#PBF

$8.68

Description：DUAL PHASE/OUTPUT NON-SYNCH BOOS
Series：-
Mfr：Analog Devices Inc.
Package：Tube

SKU:11928e1c5d1b Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

LTC7840EFE#PBF is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is DUAL PHASE/OUTPUT NON-SYNCH BOOS. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LTC7840EFE#PBF

Description：DUAL PHASE/OUTPUT NON-SYNCH BOOS
Series：-
Mfr：Analog Devices Inc.
Package：Tube
Output Type：PWM
Function：Step-Up
Output Configuration：Positive
Topology：Boost
Number of Outputs：2
Output Phases：2
Voltage - Supply (Vcc/Vdd)：5.5V ~ 60V
Frequency - Switching：50kHz ~ 425kHz
Duty Cycle (Max)：96%
Synchronous Rectifier：No
Clock Sync：Yes
Serial Interfaces：-
Control Features：Current Limit, Enable, Frequency Control, Power Good
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package：28-TSSOP-EP
Grade：-
Qualification：-

DC DC Switching Controllers datasheet and documents for LTC7840EFE#PBF

LTC7840EFE#PBF

DC DC Switching Controllers Overview

The LTC7840EFE#PBF is a dual-phase, non-synchronous boost controller manufactured by Analog Devices Inc. It operates within an input voltage range of 5.5 V to 60 V and supports switching frequencies from 50 kHz to 425 kHz. The device features a maximum duty cycle of 96% and includes shutdown functionality. Packaged in a TSSOP-28 surface-mount format, it is designed for high-efficiency power conversion applications requiring precise control over multiple output phases.

DC DC Switching Controllers Feature Summary

Supports dual-phase operation for enhanced current handling and ripple reduction
Capable of driving external N-channel MOSFETs in boost, flyback, and SEPIC topologies
Integrates programmable frequency synchronization and phase shifting capabilities

DC DC Switching Controllers Applications

High-power industrial power supplies
Battery charging systems
Telecommunications infrastructure equipment

DC DC Switching Controllers Procurement Notes

Verify the specific suffix PBF indicates lead-free compliance when sourcing. Confirm the TSSOP-28 package variant matches your PCB footprint requirements. Ensure the supplier provides official documentation confirming the component's authenticity and traceability prior to purchase.

DC DC Switching Controllers Selection Notes

Select this controller for designs requiring wide input voltage ranges up to 60 V. Consider the thermal performance of the TSSOP-28 package relative to your ambient conditions. Evaluate the need for dual-phase interleaving to minimize input and output capacitance requirements in your specific topology.

DC DC Switching Controllers Part Context

This component belongs to the LTC7840 series of switching controllers. It serves as the control logic for external power stages, distinguishing it from integrated power switches. The EFE suffix specifically denotes the TSSOP-28 package option within this product family.