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Datasheet Linear Technology LTC7815EUHF#PBF

ManufacturerLinear Technology
Part NumberLTC7815EUHF#PBF

Low IQ, 2.25MHz, Triple Output, Buck/Buck/Boost Synchronous Controller


  • Download » Datasheet, PDF, 1.4 Mb, Revision: F
    LTC7815 - Low IQ, 2.25MHz, Triple Output, Buck/Buck/Boost Synchronous Controller
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    Low IQ, 2.25MHz,
    Triple Output, Buck/Buck/Boost
    Synchronous Controller
    DESCRIPTION FEATURES Dual Buck Plus Single Boost Synchronous Controllers
    n Wide Bias Input Voltage Range: 4.5V to 38V
    n Outputs Remain in Regulation Through Cold Crank
    Down to a 2.5V Input Supply Voltage
    n Buck Output Voltage Range: 0.8V ≤ V
    OUT ≤ 24V
    n Boost Output Voltage Up to 60V
    n Low Operating I : 28μA (One Channel On)
    n R
    SENSE or DCR Current Sensing
    n 100% Duty Cycle for Boost Synchronous MOSFET
    Even in Burst Mode® Operatio Phase-Lockable Frequency (320kHz to 2.25MHz)
    n Programmable Fixed Frequency (320kHz to 2.25MHz)
    n Very Low Buck Dropout Operation: 98% Duty Cycle
    n Small 38-Lead 5mm × 7mm QFN Package
    n APPLICATIONS n n Automotive Always-On and Start-Stop Systems
    Battery Operated Digital Devices
    Distributed DC Power Systems ...



Package5x7 QFN-38
Package CodeUHF


Boost Switch Current25 A
Buck Output Current25, 25 A
Demo BoardsDC2738A
Export Controlno yes/no
FeaturesBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization
Number of Outputs3
Operating Temperature Range0 to 85 °C
Vin Max38 V
Vin Min2.5 V

Eco Plan


Moldel Line

Series: LTC7815 (6)

Manufacturer's Classification

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > External Power Switch Buck Controllers | Micropower Buck Regulators | Multiple Output Buck
  • Power Management > Switching Regulator > Step-Up (Boost) Regulators > External Power Switch Boost
  • Power Management > PMIC & Multifunction > Multitopology DC/DC

Other Names:


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