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Datasheet Linear Technology LT8697IUDD#PBF

ManufacturerLinear Technology
Part NumberLT8697IUDD#PBF

USB 5V 2.5A Output, 42V Input Synchronous Buck with Cable Drop Compensation


  • Download » Datasheet PDF, 502 Kb, File uploaded: Sep 20, 2017
    LT8697: USB 5V 2.5A Output, 42V Input Synchronous Buck with Cable Drop Compensation Data Sheet
    Docket ↓
    USB 5V 2.5A Output,
    42V Input Synchronous Buck with
    Cable Drop Compensation
    FEATURES DESCRIPTION Wide Input Range: 5V to 42V
    n Low Dropout Under All Conditions: 450mV at 2.1A
    n Accurate 5V Output: В±1.3% Over Full Temperature
    n Programmable Cable Drop Compensatio Programmable Output Current Limit
    n Output Current Monitor
    n Dual Input Feedback Permits Regulation on Output
    of USB Switch
    n Forced Continuous Mode for Fast Load Step
    n High Efficiency Synchronous Operation at 2MHz: 93% Efficiency at 2.1A, 5VOUT from 12VIN 95% Efficiency at 0.9A, 5VOUT from 12VIN
    n Fast Minimum Switch-On Time: 45ns
    n Adjustable Output from 5.0V to 5.25V
    n Adjustable and Synchronizable: 300kHz to 2.2MHz
    n Small Thermally Enhanced 3mm Г— 5mm 24-Lead
    QFN Package The LTВ®8697 is a compact, high efficiency, high speed
    synchronous monolithic step-down switching regulator
    designed to power 5V USB applications. A precise output
    voltage and programmable cable drop compensation maintain accurate 5V regulation at the USB socket connected ...



Package3x5 QFN-24
Package CodeUDD
Package Index05-08-1833


Demo BoardsDC1973A
Design ToolsLTspice File
Export Controlno
FeaturesCable Drop Compensation, Programmable Output Current Limit, Output Current Monitor, Tracking, Resistor Set Frequency, External Synchronization
Isupply9 mA
Number of Supplies1
Operating Temperature Range-40 to 85 °C
Vin Max42 V
Vin Min5 V

Eco Plan


Moldel Line

Series: LT8697 (6)

Manufacturer's Classification

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > Internal Power Switch Buck | High Input Voltage Buck
  • Monitor, Control and Protection > Cable Drop Compensation
  • Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators

Other Names:


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