LTM4620

PRODUCTION

Dual 13A or Single 26A DC/DC µModule (Power Module) Regulator

Data Sheet Product Selection Table
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Overview

  • Complete Standalone Dual Output Power Supply
  • Dual 13A or Single 26A Output
  • Wide Input Voltage Range: 4.5V to 16V
  • Output Voltage Range: 0.6V to 2.5V
  • ±1.5% Maximum Total DC Output Error
  • Multiphase Current Sharing with Multiple LTM4620s Up to 100A
  • Differential Remote Sense Amplifier
  • Current Mode Control/Fast Transient Response

  • Adjustable Switching Frequency
  • Overcurrent Foldback Protection
  • Frequency Synchronization
  • Internal Temperature Monitor
  • Output Overvoltage Protection
  • SnPb or RoHS Compliant Finish
  • Thermally Enhanced (15mm × 15mm × 4.41mm) LGA Package and (15mm × 15mm × 5.01mm) BGA Package
LTM4620
Dual 13A or Single 26A DC/DC µModule (Power Module) Regulator
26A, 1.2V Output DC/DC μModule® Regulator 1.2V Efficiency vs IOUT Product Package 1 Product Package 2
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Documentation

Data Sheet 1

User Guide 4

Design Note 1

Technical Articles 4

Data Sheet

This is the most up-to-date revision of the Data Sheet.

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Software Resources

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Hardware Ecosystem

Parts Product Life Cycle Description
Ideal Diodes and PowerPath Controllers 1
LTC4370
RECOMMENDED FOR NEW DESIGNS Two-Supply Diode-OR Current Balancing Controller
Oscillators 1
LTC6908
Resistor Set SOT-23 Oscillator with Spread Spectrum Modulation
Power System Management (PSM) & Sequencers 1
LTC2974
RECOMMENDED FOR NEW DESIGNS 4-Channel PMBus Power System Manager Featuring Accurate Output Current Measurement
Switching Regulators & Controllers 2
LTM4676
Obsolete Dual 13A or Single 26A μModule (Power Module) Regulator with Digital Power System Management
LTM4630
RECOMMENDED FOR NEW DESIGNS Dual 18A or Single 36A DC/DC μModule (Power Module) Regulator
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Tools & Simulations

LTspice 4

Models for the following parts are available in LTspice:

  • LTM4620
  • LTM4620A

LTpowerCAD 5

Design tools for the following parts are available in LTpowerCAD:

  • LTM4620
  • LTM4620A
LTspice

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.

LTpowerCAD

LTpowerCAD® is a power supply design program which selects power stage components, provides detailed power efficiency, shows quick loop Bode plot stability and load transient analysis, and can export to LTspice for simulation.

Evaluation Kits

eval board
schematic 1
DC1780A-A

LTM4620EV Demo Board | LTM4620 (x2) PolyPhase µModule Buck, 4.5V ≤ VIN ≤ 16V, VOUT = 1.0V/1.2V/1.5V/1.8V/2.5V @ 50A

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Product Details

Demonstration circuit 1780A-A features PolyPhase® design using the LTM4620EV, the high efficiency, high density, dual 13A, switch mode step-down power module regulator. The input voltage is from 4.5V to 16V. The output voltage is jumper selectable from 1.0V to 2.5V. DC1780A-A can deliver nominal 50A output current with 2× LTM4620s in parallel. As explained in the data sheet, output current derating is necessary for certain VIN, VOUT, and thermal conditions.

eval board
schematic 2
DC1780A-B

LTM4620EV Demo Board | LTM4620 (x3) PolyPhase µModule Buck, 4.5V ≤ VIN ≤ 16V, VOUT = 1.0V/1.2V/1.5V/1.8V/2.5V @ 75A

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Product Details

Demonstration circuit 1780A-B features PolyPhase® design using the LTM4620EV, the high efficiency, high density, dual 13A, switch mode step-down power module regulator. The input voltage is from 4.5V to 16V. The output voltage is jumper selectable from 1.0V to 2.5V. DC1780A-B can deliver nominal 75A output current with 3× LTM4620s in parallel. Output current derating is necessary for certain VIN, VOUT, and thermal conditions.

eval board
schematic 3
DC1780A-C

LTM4620EV Demo Board | LTM4620 (x4) PolyPhase µModule Buck, 4.5V ≤ VIN ≤ 16V, VOUT = 1.0V/1.2V/1.5V/1.8V/2.5V @ 100A

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Product Details

Demonstration circuit 1780A-C features poly phase design using the LTM4620EV, the high efficiency, high density, dual 13A, switch mode step-down power module regulator. The input voltage is from 4.5V to 16V. The output voltage is jumper selectable from 1.0V to 2.5V. DC1780A-C can deliver nominal 100A output current with 4× LTM4620s in parallel. Output current derating is necessary for certain VIN, VOUT, and thermal conditions.

eval board
schematic 4
DC1498A

LTM4620EV Demo Board | Dual 16V, 13A Step-Down µModule Regulator

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Product Details

DC1498A features the LTM4620EV, the high efficiency, high density, dual 13A, switch mode step-down power module regulator. The input voltage is from 4.5V to 16V. The output voltage is programmable from 0.6V to 2.5V. DC1498A can deliver nominal 12A output current and up to 13A maximum in each channel. Output current derating is necessary for certain VIN, VOUT, and thermal conditions.
DC1780A-A
LTM4620EV Demo Board | LTM4620 (x2) PolyPhase µModule Buck, 4.5V ≤ VIN ≤ 16V, VOUT = 1.0V/1.2V/1.5V/1.8V/2.5V @ 50A
DC1780A-A - Schematic
DC1780A-B
LTM4620EV Demo Board | LTM4620 (x3) PolyPhase µModule Buck, 4.5V ≤ VIN ≤ 16V, VOUT = 1.0V/1.2V/1.5V/1.8V/2.5V @ 75A
DC1780A-B - Schematic
DC1780A-C
LTM4620EV Demo Board | LTM4620 (x4) PolyPhase µModule Buck, 4.5V ≤ VIN ≤ 16V, VOUT = 1.0V/1.2V/1.5V/1.8V/2.5V @ 100A
DC1780A-C - Schematic
DC1498A
LTM4620EV Demo Board | Dual 16V, 13A Step-Down µModule Regulator
DC1498A - Schematic

Reference Designs

Intel Agilex 7 FPGA F-series Development Kit (2x F-Tile)
Intel Agilex 7 FPGA F-series Development Kit (2x F-Tile)
Intel Agilex 7 FPGA F-series Development Kit (2x F-Tile) Circuits from the lab

Altera FPGA

View Detailed Reference Design

Features and Benefits

  • Intel Agilex 7 F-Series devices target a wide range of applications across many markets. This series offers transceiver rates up to 58 Gbps, advanced DSP blocks supporting multiple precisions of fixed-point and floating-point operations, and high-performance crypto blocks.
  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications.
  • Our reference designs are supported by an intuitive design tool set and IP.
  • ADI provides supporting documentation including LTpowerPlanner and applicable LTpowerPlay configuration files to enable you to validate the power solution for your application seamlessly. Our team can provide samples and/or evaluation boards for quick validation that can speed time to market in the most complex applications.
  • For a complete list power designs and use cases, please contact your local FAE.
Virtex 7 PCI Express Gen 3 /100Gig Networking Card - Top View
Virtex 7 PCI Express Gen 3 /100Gig Networking Card - Top View
Virtex 7 PCI Express Gen 3 /100Gig Networking Card - Bottom View
HTG-V7-G3PCIE Block Diagram
HTG-V7-G3PCIE Power Tree
Xilinx Virtex 7 PCI Express Gen 3/100Gig Networking Card Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
HTG-9100 900 Gb Optical Networking Platform
HTG-9100 900 Gb Optical Networking Platform
HTG-9100 Block Diagram
HTG-9100 Power Tree
Xilinx Virtex UltraScale Multi 100 Gig Optical Networking Platform Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Virtex-7™ 10G/40G/100G Optical Interface FPGA Platform
Virtex-7™ 10G/40G/100G Optical Interface FPGA Platform
HTG-V7-OPTIC Block Diagram
HTG-V7-OPTIC Power Tree
Xilinx Virtex-7 10G/40G/100G Optical Interface FPGA Platform Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Kintex UltraScale Board
Kintex UltraScale Board
UltraScale Board Block Diagram
HTG-K800 Power Tree
Xilinx Kintex UltraScale PCI Express Platform Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Arria 10 (Rev E3- Linear Technology) Dev Kit
Arria 10 (Rev E3- Linear Technology) Dev Kit
Arria 10 FPGA Development Kit (Power Tree Representative of Actual Components Used on Board)
Simplied Power Tree that directly steps down 12V to required I/O voltage
Arria 10 (Rev E3- Linear Technology) Dev Kit Block Diagram
Altera Arria 10 FPGA Development Kit Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
HTG-V7-PCIE-FF Block Diagram
HTG-V7-PCIE-FF Block Diagram
HTG-712 Networking Card with Samtec Firefly
HTG-712 Power Tree
Xilinx Virtex-7 High-End Networking Card with Samtec FireFly Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Virtex™ -7 V2000T PCI Express Dev Board
Virtex™ -7 V2000T PCI Express Dev Board
HTG-V7-PCIE Block Diagram
HTG-V7-PCIE Power Tree
Xilinx Virtex-7 V2000T PCI Express Development Board Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Virtex™ -7 High-End Networking Card With Dual CXP Ports
Virtex™ -7 High-End Networking Card With Dual CXP Ports
HTG-V7-PCIE-CXP Block Diagram
HTG-V7-PCIE-CXP Power Tree
Xilinx Virtex™ -7 High-End Networking Card With Dual CXP Ports Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Virtex UltraScale Development Platform
Virtex UltraScale Development Platform
HTG-830 Power Tree
Xilinx Virtex UltraScale Development Platform Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Stratix V Advanced System Development Board
Stratix V Advanced System Development Board
Stratix V Advanced System Development Board Block Diagram
Stratix V Advanced Systems Development Board Power Tree
Stratix V Advanced System Development Board Circuits from the lab

View Detailed Reference Design

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Intel Agilex 7 FPGA F-series Development Kit (2x F-Tile)
Altera FPGA
Intel Agilex 7 FPGA F-series Development Kit (2x F-Tile)
Xilinx Virtex 7 PCI Express Gen 3/100Gig Networking Card
Virtex 7 PCI Express Gen 3 /100Gig Networking Card - Top View
Virtex 7 PCI Express Gen 3 /100Gig Networking Card - Bottom View
HTG-V7-G3PCIE Block Diagram
HTG-V7-G3PCIE Power Tree
Xilinx Virtex UltraScale Multi 100 Gig Optical Networking Platform
HTG-9100 900 Gb Optical Networking Platform
HTG-9100 Block Diagram
HTG-9100 Power Tree
Xilinx Virtex-7 10G/40G/100G Optical Interface FPGA Platform
Virtex-7™ 10G/40G/100G Optical Interface FPGA Platform
HTG-V7-OPTIC Block Diagram
HTG-V7-OPTIC Power Tree
Xilinx Kintex UltraScale PCI Express Platform
Kintex UltraScale Board
UltraScale Board Block Diagram
HTG-K800 Power Tree
Altera Arria 10 FPGA Development Kit
Arria 10 (Rev E3- Linear Technology) Dev Kit
Arria 10 FPGA Development Kit (Power Tree Representative of Actual Components Used on Board)
Simplied Power Tree that directly steps down 12V to required I/O voltage
Arria 10 (Rev E3- Linear Technology) Dev Kit Block Diagram
Xilinx Virtex-7 High-End Networking Card with Samtec FireFly
HTG-V7-PCIE-FF Block Diagram
HTG-712 Networking Card with Samtec Firefly
HTG-712 Power Tree
Xilinx Virtex-7 V2000T PCI Express Development Board
Virtex™ -7 V2000T PCI Express Dev Board
HTG-V7-PCIE Block Diagram
HTG-V7-PCIE Power Tree
Xilinx Virtex™ -7 High-End Networking Card With Dual CXP Ports
Virtex™ -7 High-End Networking Card With Dual CXP Ports
HTG-V7-PCIE-CXP Block Diagram
HTG-V7-PCIE-CXP Power Tree
Xilinx Virtex UltraScale Development Platform
Virtex UltraScale Development Platform
HTG-830 Power Tree
Stratix V Advanced System Development Board
Stratix V Advanced System Development Board
Stratix V Advanced System Development Board Block Diagram
Stratix V Advanced Systems Development Board Power Tree

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