LTM4677

推荐新设计使用

具数字电源系统管理功能的双通道 18A 或单通道 36A μModule 稳压器

数据手册 (Rev. B) 产品选型表
产品模型
3
产品技术资料帮助

ADI公司所提供的资料均视为准确、可靠。但本公司不为用户在应用过程中侵犯任何专利权或第三方权利承担任何责任。技术指标的修改不再另行通知。本公司既没有含蓄的允许，也不允许借用ADI公司的专利或专利权的名义。本文出现的商标和注册商标所有权分别属于相应的公司。
Viewing:

产品详情

  • 双通道、快速、模拟环路并具有数字接口以用于控制和监视
  • 宽输入电压范围：4.5V 至 16V
  • 输出电压范围：0.5V 至 1.8V
  • 在整个温度范围内具有 ±0.5% 的最大 DC 输出误差
  • ± 2.5% 的电流回读准确度
  • 引脚可兼容 LTM4676A (双通道 13A，单通道 26A)
  • 符合 400kHz PMBus 标准的 I2C 串行接口
  • 支持高达 125Hz 的远端采样轮询速率
  • 集成型 16 位 ΔΣ ADC
  • 恒定频率电流模式控制
  • 可对多个模块进行并联和均流
  • 16mm x 16mm x 5.01mm BGA 封装
  • 可读数据：
    • 输入和输出电压、电流和温度
    • 运行峰值、正常运行时间、故障和报警
    • 具 ECC 的内置 EEPROM 故障日志记录
  • 可写数据和可配置参数：
    • 输出电压、电压排序和裕度调节
    • 数字软起动 / 停止斜坡
    • 过压 (OV) / 欠压 (UV) / 过温 (OT)、欠压闭锁 (UVLO)、频率和调相
LTM4677
具数字电源系统管理功能的双通道 18A 或单通道 36A μModule 稳压器
LTM4677 Application Circuit LTM4677 Pin Configuration LTM4677 Performance Graph LTM4677 Performance Graph LTM4677 Performance Graph LTM4677 Performance Graph
添加至 myAnalog

将产品添加到myAnalog 的现有项目或新项目中（接收通知）。

创建新项目
提问

参考资料

数据手册 1

可靠性数据 1

用户手册 7

应用笔记 7

技术文章 5

信息 1

了解更多
添加至 myAnalog

将产品添加到myAnalog 的现有项目或新项目中（接收通知）。

创建新项目

软件资源

器件驱动器 1

硬件生态系统

部分模型 产品周期 描述
数字电源系统管理器 1
LTC2975
推荐新设计使用 具准确输入电流和能量测量功能的 4 通道 PMBus 电源系统管理器
Modal heading
添加至 myAnalog

将产品添加到myAnalog 的现有项目或新项目中（接收通知）。

创建新项目

工具及仿真模型

LTspice 6

LTspice中提供以下器件型号：

  • LTM4677

Linduino 2

LTpowerCAD 1

LTpowerPlay®

LTpowerPlay®是一款功能强大且基于Windows的开发环境，支持凌力尔特的数字电源系统管理(PSM)产品。

打开工具
LTspice

LTspice®是一款强大高效的免费仿真软件、原理图采集和波形观测器，为改善模拟电路的仿真提供增强功能和模型。

LTpowerCAD

LTpowerCAD®是一种电源设计程序，它选择功率级元件，提供详细效率信息，显示快速环路波特图稳定性和负载瞬态分析，并可导出至LTspice进行仿真。

评估套件

eval board
schematic 1
schematic 2
DC2481B-A

LTM4677 和 LTM4650 演示板 | 具有 PMBus 电源系统管理功能的降压型 μModule 稳压器 LTM4677 + LTM4650，86A

立即购买 更多内容

产品详情

演示电路 2481B-A 是一款高效率、高密度、μModule® 稳压器，具有 4.5V 至 15V 输入电压范围。输出电压可在 0.6V 至 1.8V 范围内调整，并可提供最大 86A 负载电流。该演示板具有 1 个 LTM4677 和 1 个 LTM4650 μModule 稳压器。LTM4677 是一款具有 PMBus 电源系统管理功能的双通道 18A 或单通道 36A 降压型稳压器，而 LTM4650 是一款双通道 25A 或单通道 50A 降压稳压器。有关更多详细信息，请参见 LTM4677 和 LTM4650 数据手册。

DC2481BDC2481B-A 上电至默认设置并基于配置电阻产生电源，无需任何串行总线通信。这样可轻松评估 DC/DC 转换器。为了充分发掘该器件丰富的电源系统管理功能，请将 GUI 软件 LTpowerPlay® 下载到 PC 上并使用 ADI 公司的 I2C/SMBus/PMBus 加密狗 DC1613A 连接到该板。LTpowerPlay 允许用户重新配置联机器件，将配置存储在 EEPROM 中，并查看电压、电流、温度和故障状态的遥测功能。

有关 LTpowerPlay 的更多详细信息和说明，请参阅 LTpowerPlay 软件 GUI。

eval board
schematic 3
DC2204B

LTM4675 + LTM4676A + LTM4677 + LTM4620A演示板 | PSM μModule电源棒

立即购买 更多内容

产品详情

演示电路2204B是一款超小尺寸演示板，展示了五种不同的器件——LTM4675、LTM4676A、LTM4677、LTM4620A和LTC2974。这些器件涵盖多条产品线，包括具有数字电源系统管理（LTM4675、LTM4676A和LTM4677）功能的DC/DC μModule®稳压器、高电流模拟DC/DC μModule稳压器(LTM4620A)和集成EEPROM (LTC2974)的I2C/SMBus/PMBus电源系统管理器。有关更多详细信息，请参见数据手册。

eval board
schematic 4
DC2143A-C

LTM4677 Demo Board | µModule PMBus Buck, LTM4677(x4), 4.5V ≤ VIN ≤ 16V, VOUT = 0.5V to 1.8V @ 144A

立即购买 更多内容

产品详情

Demonstration circuit 2143A-C is a high efficiency, high density, μModule regulator with 4.5V to 16V input range. The output voltage is adjustable from 0.5V to 1.8V, and it can supply 144A maximum load current. The demo board has four LTM4677 μModule® regulators, and the LTM4677 is a dual 18A or single 36A step-down regulator with PMBus power system management. Please see LTM4677 data sheet for more detailed information.

eval board
schematic 5
DC2143A-B

LTM4677 Demo Board | µModule PMBus Buck, LTM4677(x3), 4.5V ≤ VIN ≤ 16V, VOUT = 0.5V to 1.8V @ 108A

立即购买 更多内容

产品详情

Demonstration circuit 2143A-B is a high efficiency, high density, μModule regulator with 4.5V to 16V input range. The output voltage is adjustable from 0.5V to 1.8V, and it can supply 108A maximum load current. The demo board has three LTM4677 μModule® regulators, and the LTM4677 is a dual 18A or single 36A step-down regulator with PMBus power system management. Please see the LTM4677 data sheet for more detailed information.

eval board
schematic 6
DC2481A-A

LTM4677/LTM4650演示板 | 具有数字PSM功能的降压μModule稳压器，LTM4677 + LTM4650，4.5V ≤ VIN ≤ 16V，VOUT = 0.5V至1.8V (86A)

立即购买 更多内容

产品详情

演示电路2481A-A是一款高效率、高密度、μModule®稳压器，具有4.5V至16V输入电压范围。输出电压可在0.5V至1.8V范围内调整，并可提供最大86A负载电流。该演示板具有1个LTM4677和1个LTM4650 μModule稳压器。LTM4677是一款具有PMBus电源系统管理功能的双通道18A或单通道36A降压型稳压器，而LTM4650是一款双通道25A或单通道50A降压稳压器。有关更多详细信息，请参见LTM4677和LTM4650数据手册。

eval board
schematic 7
DC2143A-A

LTM4677 Demo Board | 2x LTM4677 Buck μModule with Digital PSM, 4.5V ≤ VIN ≤ 20V, VOUT = 0.5V to 1.8V @ 72A

立即购买 更多内容

产品详情

Demonstration circuit 2143A-A is a high efficiency, high density, μModule® regulator with 4.5V to 16V input range. The demo board has two LTM4677 μModule regulators, and the LTM4677 is a dual 18A or single 36A step-down regulator with PMBus power system management. The demo board output voltage is adjustable from 0.5V to 1.8V, and it can supply 72A maximum load current. Please see LTM4677 data sheet for more detailed information.

eval board
schematic 8
schematic 9
DC2066A

LTM4677EY Demo Board | μModule Regulator With Digital PSM, 4.5V ≤ VIN ≤ 16V, VOUT0 = VOUT1 = 0.5V to 1.8V @ 18A

立即购买 更多内容

产品详情

Demonstration circuit 2066A is a dual-output, high efficiency, high density, μModule regulator with 4.5V to 16V input range. Each output can supply 18A maximum load current and can be programmed for voltages between 0.5V and 1.8V. The demo board has a LTM4677 μModule regulator, which is a dual 18A or single 36A step-down regulator with digital power system management. The LTM4677 features remote configurability and telemetry - monitoring of power management parameters over PMBus (an open standard I2C-based digital interface protocol).

eval board
schematic 10
schematic 11
schematic 12
schematic 13
DC2481A-B

LTM4677/LTM4650演示板 | 具有数字PSM功能的降压μModule稳压器，LTM4677 + LTM4650(x3)，4.5V ≤ VIN ≤ 16V，VOUT = 0.5V至1.8V (186A)

立即购买 更多内容

产品详情

演示电路2481A-B是一款高效率、高密度、μModule®稳压器，具有4.5V至16V输入电压范围。输出电压可在0.5V至1.8V范围内调整，并可提供最大186A负载电流。该演示板具有1个LTM4677和3个LTM4650 μModule稳压器。LTM4677是一款具有PMBus电源系统管理功能的双通道18A或单通道36A降压型稳压器，而LTM4650是一款双通道25A或单通道50A降压稳压器。有关更多详细信息，请参见LTM4677和LTM4650数据手册。
DC2481B-A
LTM4677 和 LTM4650 演示板 | 具有 PMBus 电源系统管理功能的降压型 μModule 稳压器 LTM4677 + LTM4650，86A
DC2481B-A Image DC2481B-A Board
DC2204B
LTM4675 + LTM4676A + LTM4677 + LTM4620A演示板 | PSM μModule电源棒
DC2204B - Demo Board Image
DC2143A-C
LTM4677 Demo Board | µModule PMBus Buck, LTM4677(x4), 4.5V ≤ VIN ≤ 16V, VOUT = 0.5V to 1.8V @ 144A
DC2143A-C - Demo Board Image
DC2143A-B
LTM4677 Demo Board | µModule PMBus Buck, LTM4677(x3), 4.5V ≤ VIN ≤ 16V, VOUT = 0.5V to 1.8V @ 108A
DC2143A-B - Demo Board Image
DC2481A-A
LTM4677/LTM4650演示板 | 具有数字PSM功能的降压μModule稳压器，LTM4677 + LTM4650，4.5V ≤ VIN ≤ 16V，VOUT = 0.5V至1.8V (86A)
DC2481A-A - Demo Board Image
DC2143A-A
LTM4677 Demo Board | 2x LTM4677 Buck μModule with Digital PSM, 4.5V ≤ VIN ≤ 20V, VOUT = 0.5V to 1.8V @ 72A
DC2143A-A - Demo Board Image
DC2066A
LTM4677EY Demo Board | μModule Regulator With Digital PSM, 4.5V ≤ VIN ≤ 16V, VOUT0 = VOUT1 = 0.5V to 1.8V @ 18A
DC2066A - Demo Board Image DC2066A - Schematic
DC2481A-B
LTM4677/LTM4650演示板 | 具有数字PSM功能的降压μModule稳压器，LTM4677 + LTM4650(x3)，4.5V ≤ VIN ≤ 16V，VOUT = 0.5V至1.8V (186A)
DC2481A-B Demo Board DC2481A-B Demo Board DC2481A-B Demo Board DC2481A-B Demo Board

参考电路

Intel Agilex 7 FPGA F-series Transceiver-SoC Development Kit (P-Tile & E-Tile)
Intel Agilex 7 FPGA F-series Transceiver-SoC Development Kit (P-Tile & E-Tile)
Intel Agilex 7 FPGA F-series Transceiver-SoC Development Kit (P-Tile & E-Tile) 参考设计

Altera FPGA

查看参考设计详情

特性和优点

  • 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.
Stratix 10 GX PCIE FPGA Development Kit
Stratix 10 GX PCIE FPGA Development Kit
Stratix 10 GX PCIE FPGA Development Kit Block Diagram
Stratix 10 GX PCIE FPGA Development Kit (Recommended Simplified Power Tree: 12Vin to required I/O voltages)
Stratix 10 GX PCIE FPGA Development Kit (Actual Power Tree representative of components used on board)
Intel Stratix 10 FPGA PCIe Development Kit 参考设计

查看参考设计详情

特性和优点

  • Analog Devices has worked closely with Intel PSG to develop verified power solutions that optimize cost, size and efficiency in high performance applications.
  • The validated power solutions include uModules power products that address time and space constraints while delivering high efficiency, reliability, and low noise.
  • The actual power tree represents the best solution at time of design.
  • A recommended power tree has also been included to present the ideal solution at time of Stratix 10 GX PCIe development kit release. An updated alternate version of the power tree represents the latest solutions available from Analog Devices. For many applications, an intermediate rail is not ideal, so recommendations an alternate power tree that allow for direct power conversion from 12V input is provided below.
Stratix 10 GX Signal Integrity Development Kit
Stratix 10 GX Signal Integrity Development Kit
Stratix 10 GX Signal Integrity Development Kit Block Diagram
Stratix 10 GX Signal Integrity Development Kit (Actual Power Tree representative of components used on board)
Stratix 10 GX Signal Integrity Development Kit (updated alternate Simplified Power Tree: 12Vin to required I/O voltages)
Stratix 10 GX Signal Integrity Development Kit 参考设计

查看参考设计详情

特性和优点

  • Analog Devices has worked closely with Intel PSG to develop verified power solutions that optimize cost, size and efficiency in high performance applications.
  • The validated power solutions include uModules power products that address time and space constraints while delivering high efficiency, reliability, and low noise.
  • The actual power tree represents the best solution at time of design.
  • A recommended power tree has also been included to present the ideal solution at time of Stratix 10 GX SI development kit release. An updated alternate version of the power tree represents the latest solutions available from Analog Devices. For many applications, an intermediate rail is not ideal, so recommendations for an alternate power tree that allows for direct power conversion from 12V input is provided below.
Arria 10 SoC - Top View
Arria 10 SoC - Top View
Arria 10 SoC - Bottom View
Arria 10 Soc Dev Kit Block Diagram
Arria 10 SoC Power Tree
Altera Arria 10 SoC Development Kit 参考设计

查看参考设计详情

特性和优点

  • 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 Transceiver-SoC Development Kit (P-Tile & E-Tile)
Altera FPGA
Intel Agilex 7 FPGA F-series Transceiver-SoC Development Kit (P-Tile & E-Tile)
Intel Stratix 10 FPGA PCIe Development Kit
Stratix 10 GX PCIE FPGA Development Kit
Stratix 10 GX PCIE FPGA Development Kit Block Diagram
Stratix 10 GX PCIE FPGA Development Kit (Recommended Simplified Power Tree: 12Vin to required I/O voltages)
Stratix 10 GX PCIE FPGA Development Kit (Actual Power Tree representative of components used on board)
Stratix 10 GX Signal Integrity Development Kit
Stratix 10 GX Signal Integrity Development Kit
Stratix 10 GX Signal Integrity Development Kit Block Diagram
Stratix 10 GX Signal Integrity Development Kit (Actual Power Tree representative of components used on board)
Stratix 10 GX Signal Integrity Development Kit (updated alternate Simplified Power Tree: 12Vin to required I/O voltages)
Altera Arria 10 SoC Development Kit
Arria 10 SoC - Top View
Arria 10 SoC - Bottom View
Arria 10 Soc Dev Kit Block Diagram
Arria 10 SoC Power Tree

最新评论

需要发起讨论吗？ 没有关于 ltm4677的相关讨论？是否需要发起讨论？

在EngineerZone®上发起讨论

近期浏览