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LTC7841EUHE#PBF

LTC7841EUHE#PBF

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Analog Devices Inc./Maxim Integrated

DUAL PHASE SYNCHRONOUS BOOST CONTROLLER WITH PMBUS INTERFACE

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LTC7841EUHE#PBF

LTC7841EUHE#PBF

Active
Analog Devices Inc./Maxim Integrated

DUAL PHASE SYNCHRONOUS BOOST CONTROLLER WITH PMBUS INTERFACE

Find alt

Description

General part information

LTC7841 Series

The LTC®7841 is a high performance dual phase single output synchronous boost converter controller that drives two N-channel power MOSFET stages out-of-phase. Multiphase operation reduces input and output capacitor requirements and allows the use of smaller inductors than the single-phase equivalent. Synchronous rectification increases efficiency, reduces power loss and eases thermal requirements, enabling high power boost applications. The output voltage can be adjusted up to 60V with 0.2% resolution via a PMBus-compliant serial interface. The serial interface can also be used to read back fault status, input/output current, input/output voltage and temperature. System configuration and monitoring is supported by the LTpowerPlay® development system.ApplicationsAutomotive Systems, Medical, Industrial

Technical Specifications

Parameters and characteristics for this part

SpecificationLTC7841EUHE#PBF
Clock SyncYes
Control FeaturesCurrent Limit, Power Good
Duty Cycle (Max)96 %
Frequency - Switching (Max)850 kHz
Frequency - Switching (Min)75 kHz
FunctionStep-Up
Mounting TypeSurface Mount
Number of Outputs1
Operating Temperature (Max)125 °C
Operating Temperature (Min)-40 °C
Output ConfigurationPositive
Output Phases12
Output TypeTransistor Driver
Package / Case36-WFQFN Exposed Pad
Package Length5 mm
Package Name36-QFN
Package Width6 mm
Serial InterfacesI2C, SMBus, PMBus
Synchronous RectifierYes
TopologyBoost
Voltage - Supply (Vcc/Vdd) Maximum60 V
Voltage - Supply (Vcc/Vdd) Minimum4.5 V

Pricing

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CAD

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