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Datasheet Linear Technology LTC7103

Manufacturer:Linear Technology
Series:LTC7103

105V, 2.3A Low EMI Synchronous Step-Down Regulator

Datasheets

  • Download » Datasheet, PDF, 1.6 Mb, Revision: F
    LTC7103 - 105V, 2.3A Low EMI Synchronous Step-Down Regulator
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    LTC7103
    105V, 2.3A Low EMI
    Synchronous Step-Down
    Regulator
    Description Features
    Wide VIN Range: 4.4V to 105V (110V Abs Max)
    nn Ultralow EMI/EMC Emissions: CISPR 25 Compliant
    nn 2ВµA I When Regulating 48V to 3.3V
    Q
    IN
    OUT
    nn Fast and Accurate Output Current Programming and
    Monitoring with No External RSENSE
    nn Brick Wall Current Limit
    nn Low Minimum On-Time: 40ns
    nn Wide V
    OUT Range: 1V to VIN
    nn 100% Maximum Duty Cycle Operation
    nn Programmable Fixed Frequency: 200kHz to 2MHz
    nn Eight, Pin-Selectable Fixed (1.2V to 15V) or
    Adjustable Output Voltages
    nn Selectable Pulse-Skipping or Low Ripple Burst
    ModeВ® Operation at Light Loads ...

Prices

Packaging

 LTC7103EUHE#PBFLTC7103EUHE#TRPBFLTC7103HUHE#PBFLTC7103HUHE#TRPBFLTC7103IUHE#PBFLTC7103IUHE#TRPBFLTC7103MPUHE#PBFLTC7103MPUHE#TRPBF
Package5x6 QFN-365x6 QFN-365x6 QFN-365x6 QFN-365x6 QFN-365x6 QFN-365x6 QFN-365x6 QFN-36
Package CodeUHEUHEUHEUHEUHEUHEUHEUHE

Parametrics

 LTC7103EUHE#PBFLTC7103EUHE#TRPBFLTC7103HUHE#PBFLTC7103HUHE#TRPBFLTC7103IUHE#PBFLTC7103IUHE#TRPBFLTC7103MPUHE#PBFLTC7103MPUHE#TRPBF
ArchitectureConstant Frequency Average Current ModeConstant Frequency Average Current ModeConstant Frequency Average Current ModeConstant Frequency Average Current ModeConstant Frequency Average Current ModeConstant Frequency Average Current ModeConstant Frequency Average Current ModeConstant Frequency Average Current Mode
Demo BoardsDC2317ADC2317ADC2317ADC2317ADC2317ADC2317ADC2317ADC2317A
Design ToolsLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice ModelLTspice Model
Export Control, yes/nonononononononono
FeaturesBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Output Current Limit, Output Current MonitorBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Output Current Limit, Output Current MonitorBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Output Current Limit, Output Current MonitorBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Output Current Limit, Output Current MonitorBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Output Current Limit, Output Current MonitorBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Output Current Limit, Output Current MonitorBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Output Current Limit, Output Current MonitorBurst Mode, 100% Duty Cycle, Resistor Set Frequency, External Synchronization, Output Current Limit, Output Current Monitor
Frequency, kHz20002000200020002000200020002000
Frequency Adjust Range200kHz to 2MHz200kHz to 2MHz200kHz to 2MHz200kHz to 2MHz200kHz to 2MHz200kHz to 2MHz200kHz to 2MHz200kHz to 2MHz
Frequency Sync Range200kHz to 2MHz200kHz to 2MHz200kHz to 2MHz200kHz to 2MHz200kHz to 2MHz200kHz to 2MHz200kHz to 2MHz200kHz to 2MHz
Integrated Inductor, yes/nonononononononono
Ishutdown, ВµA0.00070.00070.00070.00070.00070.00070.00070.0007
Isupply, mA0.0090.0090.0090.0090.0090.0090.0090.009
Monolithic, yes/noyesyesyesyesyesyesyesyes
Number of Outputs11111111
Operating Temperature Range, °C0 to 850 to 85-40 to 125-40 to 125-40 to 85-40 to 85-55 to 125-55 to 125
Output Current, A2.32.32.32.32.32.32.32.3
Polyphase, yes/nonononononononono
Switch Current, A3.73.73.73.73.73.73.73.7
Synchronous, yes/noyesyesyesyesyesyesyesyes
TopologyBuckBuckBuckBuckBuckBuckBuckBuck
Topology 1BuckBuckBuckBuckBuckBuckBuckBuck
Vin Max, V105105105105105105105105
Vin Min, V4.44.44.44.44.44.44.44.4
Vout Max, V105105105105105105105105
Vout MaximumVinVinVinVinVinVinVinVin
Vout Min, V11111111
Vref Accuracy Over Temp, %11111111

Eco Plan

Manufacturer's Classification

  • Power Management > Switching Regulator > Ultralow Noise Regulators
  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck
  • Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators

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