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Datasheet Linear Technology LTM4634IY

ManufacturerLinear Technology
Part NumberLTM4634IY

Triple Output 5A/5A/4A Step-Down DC/DC Module (Power Module) Regulator


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    LTM4634 - Triple Output 5A/5A/4A Step-Down DC/DC Module® Regulator
    Docket ↓
    Triple Output 5A/5A/4A
    Step-Down DC/DC
    µModule® Regulator
    Features Description Three Independent High Efficiency Regulator
    n I
    OUT1,2 = 5A, IOUT3 = 4A
    n Input Voltage Range: 4.75V to 28V
    n Independent V for Each Channel
    n V
    Range: 0.8V to 5.5V
    n V
    OUT3 Voltage Range: 0.8V to 13.5V
    n ±1.5% Maximum Total DC Output Error
    n Current Mode Control/Fast Transient Response
    n Frequency Synchronizatio Output Overvoltage and Overcurrent Protectio PolyPhase® Operation with Current Sharing
    n General Purpose Temperature Monitors
    n Soft-Start/Voltage Tracking
    n Power Good Monitors ...



Package15mm x 15mm x 5.01mm BGA
Package CodeBGA


ArchitectureConstant Frequency Current Mode
Demo BoardsDC2121A
Design ToolsLTspice File,LTpowerCAD File
Export Controlno yes/no
FeaturesInternal Heat Sink, PolyPhase, Burst Mode, External Synchronization, Resistor Set Frequency, Tracking, Power Good
Frequency750 kHz
Frequency Adjust Range250kHz to 750kHz
Frequency Sync Range250kHz to 750kHz
Integrated Inductoryes yes/no
Ishutdown10 µA
Isupply0.5 mA
Max Phases3
Monolithicyes yes/no
Number of Outputs3
Operating Temperature Range-40 to 85 °C
Output Current5 A
Output Current 25 A
Output Current 34 A
Polyphaseyes yes/no
Synchronousyes yes/no
Topology 1Buck
Topology 2Buck
Topology 3Buck
Vin Max28 V
Vin Min4.75 V
Vout Max5.5 V
Vout Max 25.5 V
Vout Max 313.5 V
Vout Maximum5V (ch 1 & 2), 13.5V (ch 3)
Vout Min0.8 V
Vout Min 20.8 V
Vout Min 30.8 V
Vref Accuracy Over Temp1.5 %

Eco Plan

RoHSNot Compliant

Moldel Line

Series: LTM4634 (3)

Manufacturer's Classification

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck
  • Module Solutions > Module Regulators > Module Buck Regulators
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