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LTC3418

量产

8A、4MHz、单片式同步降压型稳压器

产品模型
2
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。

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产品详情

  • 高效率:达 95%
  • 8A 输出电流
  • 2.25V 至 5.5V 输入电压范围
  • 内置低 RDS(ON) 开关:35mΩ
  • 跟踪输入以提供简易型上电时序
  • 可编程频率:300kHz 至 4MHz
  • 0.8V ±1% 基准可提供低输出电压
  • 静态电流:380µA
  • 可选强制连续 / 突发模式 (Burst Mode®) 操作 (具可调突发箝位)
  • 可同步开关频率
  • 低压降操作:100% 占空比
  • 电源良好输出电压监视器
  • 过热保护
  • 38 引脚扁平 (高度仅 0.75mm) 耐热增强型 QFN (5mm x 7mm) 封装

LTC3418
8A、4MHz、单片式同步降压型稳压器
2.5V/8A Step-Down Regulator Efficiency and Power Loss vs Load Current Product Package 1
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参考资料

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硬件生态系统

部分模型 产品周期 描述
硅振荡器 2
LTC6908 具扩频调制功能、采用电阻器设定频率的 SOT-23 封装振荡器
LTC6909 量产 采用扩频调制、可提供 1 至 8 个输出的多相硅振荡器
数字电源系统管理器 1
LTC2974 推荐新设计使用 具有精确输出电流的4通道PMBus电源系统管理器
数字温度传感器 1
LTC2991 推荐新设计使用 8 通道 I2C 电压、电流和温度监视器
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工具及仿真模型

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
DC785A

LTC3418EUHF演示板 | 2.25V ≤ VIN ≤ 5.5V, VOUT = 1.2V/1.5V/1.8V (8A)

产品详情

DC785是一款8A高效率、高频率降压转换器,集成了LTC3418单芯片同步稳压器。DC785具有2.25V至5.5V的输入电压范围,并可通过跳线选择将输出电压设置为1.2V、1.5V、1.8V或高达5V的用户确定值。

DC785A
LTC3418EUHF演示板 | 2.25V ≤ VIN ≤ 5.5V, VOUT = 1.2V/1.5V/1.8V (8A)
DC785A - Schematic

参考电路

DK-DEV-3C120N Dev Kit
Altera Cyclone III FPGA Development Kit 参考设计

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
DK-DEV-3CLS200N Dev Kit
Altera Cyclone III LS FPGA Development Kit 参考设计

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
DK-DSP-3C120N Dev Kit
Altera DSP Development Kit, Cyclone III Edition 参考设计

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
DK-EMB-3C120N Dev Kit
Altera Embedded Systems Development Kit, Cyclone III Edition 参考设计

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
Altera Cyclone III FPGA Development Kit
DK-DEV-3C120N Dev Kit
LTC Parts List
DK-DEV-3C120N Block Diagram
DK-DEV-3C120N Power Tree
Altera Cyclone III LS FPGA Development Kit
DK-DEV-3CLS200N Dev Kit
LTC Parts List
DK-DEV-3CLS200N Block Diagram
Cyclone III LS FPGA Development Kit
Altera DSP Development Kit, Cyclone III Edition
DK-DSP-3C120N Dev Kit
LTC Parts List
DK-DSP-3C120N Block Diagram
DK-DSP-3C120N Power Tree
Altera Embedded Systems Development Kit, Cyclone III Edition
DK-EMB-3C120N Dev Kit
DK-EMB-3C120N Block Diagram
DK-EMB-3C120N Power Tree

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