LTC3636
LTC3636-1
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LTC3636
LTC3636-1

双通道 6A、20V、单片式、同步降压型稳压器

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Info : 推荐新设计使用 tooltip
Info : 推荐新设计使用 tooltip
产品详情
产品模型 16
特性
  • 宽 VIN 范围:3.1V 至 20V
  • 宽 VOUT 范围:
    • 0.6V 至 5V (LTC3636)
    • 1.8V 至 12V (LTC3636-1)
  • 每个通道的输出电流:6A
  • 高效率:达 95%
  • 芯片温度监视器
  • 可调开关频率:500kHz 至 4MHz
  • 外部频率同步
  • 电流模式操作用于实现超卓的电压和负载瞬态响应
  • 0.6V 基准可容许低输出电压
  • 可由用户选择的突发模式 (Burst Mode®) 操作或强制连续操作
  • 输出电压跟踪和软起动能力
  • 短路保护
  • 过压输入和过热保护
  • 电源良好状态输出
  • 外形扁平的 4mm x 5mm 28 引脚 QFN 封装
  • 通过AEC-Q100汽车应用认证
更多细节
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LTC3636/LTC3636-1是一款采用受控导通时间电流模式架构的高效率、双通道单芯片同步降压稳压器,具有可锁相开关频率。工作电源电压范围为3.1V至20V,使其适合锂离子电池组以及具有12V或5V输入电压的负载点电源应用。

工作频率可用外部电阻在500kHz至4MHz范围内可编程,且可同步至外部时钟信号。高频率能力支持使用小型表贴电感和电容。独特的恒定频率/受控导通时间架构适合在高频下工作同时要求快速瞬态响应的高降压比应用。

LTC3636/LTC3636-1可以在强制连续模式和高效率冲突工作模式之间进行选择。LTC3636和LTC3636-1的不同之处在于其输出电压检测范围。

应用

  • 分布式电源系统
  • 电池供电型仪器
  • 负载点电源
产品模型 16

产品技术资料帮助

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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。

参考资料

参考资料

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根据型号筛选

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PCN

9月 4, 2019

- 19_0202

LTC3636 Die Revision

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PCN

9月 4, 2019

- 19_0202

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LTC3636 Die Revision

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软件和型号相关生态系统

软件和型号相关生态系统

评估套件

评估套件 1

reference details image

DC2335A

LTC3636EUFD演示板|输入为3.1V至20V,VOUT1范围为3.1V至20V(输出电流高达6A)且VOUT2范围为5V至20V(输出电流高达6A)

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DC2335A

LTC3636EUFD演示板|输入为3.1V至20V,VOUT1范围为3.1V至20V(输出电流高达6A)且VOUT2范围为5V至20V(输出电流高达6A)

LTC3636EUFD演示板|输入为3.1V至20V,VOUT1范围为3.1V至20V(输出电流高达6A)且VOUT2范围为5V至20V(输出电流高达6A)

产品详情

演示电路DC2335A是一款双输出稳压器,它由基于双通道同步单片式降压型稳压器LTC3636的两个恒频降压转换器组成。DC2335A的输入电压范围为3.1V20V,每个稳压器均能够提供高达6A的输出电流。DC2335A在突发模式(Burst Mode®)或强制连续模式下都可以工作。在关断状态下,DC2335A的总消耗输入电流典型值为13μA12V输入时)。DC2335A是非常高效的电路:3.3V输出(6A负载、5V输入)时效率高达92%DC2335A采用28引脚QFN封装LTC3636EUFD,该封装在IC底部具有裸露焊盘,可提高散热性能。这些特性以及500kHz4MHz的可编程工作频率范围(将RT引脚连接到INTVCC时开关频率为2MHz)使DC2335A演示板成为工业电源或分布式电源应用的理想电路。

工具和仿真

工具及仿真模型 2

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。

启动此部分的现成LTspice演示电路:

1步:下载并在计算机上安装LTspice

2步:单击下面的链接,下载演示电路。

3步:如果在单击以下链接之后LTspice未自动打开,可通过右击该链接并选择“目标另存为”来运行该仿真。将文件保存到计算机之后,请启动LTspice并从“文件”菜单中选择“打开”来打开演示电路。

参考电路

参考电路 7

Versal AI Core Board

Edge Core FPGA Power Delivery Reference Design

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Edge Core FPGA Power Delivery Reference Design

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Edge Core FPGA Power Delivery Reference Design

特性和优点

The ADI Versal AI Core Power Reference Design Board has been tested and proven to power the key rails for the Xilinx Versal AI Core ACAP series. Using a PMBUs Multi Phase DC/DC controller coupled with ADI SilentMOS (ADI version of DrMOS) to deliver up to 240A of output current.

The ADI LTC3888-1 is an 8 Phase PMBUs DC/DC controller that is coupled with the LTC7051 ADI SilentMOS to provide a flexible and scalable design that can be tailored as needed for both higher and lower power applications by adding or subtracting the LTC7051 ADI SilentMOS.

Request schematic for ADI power used on the board.

Contact ADI if you have questions about the ADI power management solutions used on this board.

查看参考设计详情 external link
Blaize<sup>&reg;</sup> Pathfinder P1600 Embedded System on Module

Pathfinder P1600 SOM Module

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Pathfinder P1600 SOM Module

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Pathfinder P1600 SOM Module

特性和优点

Blaize® Pathfinder P1600 small form factor embedded SoM brings the programmability and efficiency benefits of the Blaize GSP® architecture, ideal for AI inferencing workloads at the edge, to embedded systems.

Analog Devices, Inc. supports end to end power delivery solutions for Blaize Pathfinder P1600 SOM. Blaize uses Analog Devices discrete power solutions to enable their System on Chip (SoC) to deliver high compute with optimized with most TOPS/Watt performance for datacenter and Artificial Intelligence.

ADI provides supporting documentation including power schematics, layout, LTpowerPlanner® and applicable LTpowerPlay® configuration files to enable you to validate the power solution for your application seamlessly.

For a complete list power designs and use cases, please contact your local FAE.

Key Power for full management devices are used as follows:

  • LTC7151S
  • LT8609S
  • LTC3636
  • ADP1752
  • ADP1755
查看参考设计详情 external link
Blaize<sup>&reg;</sup> Xplorer X1600E EDSFF Accelerator Card​

X1600E EDSFF Accelerator

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X1600E EDSFF Accelerator

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X1600E EDSFF Accelerator

特性和优点

The X1600E is an Enterprise and Datacenter Storage Form Factor (EDSFF), power-efficient module hosting a Blaize X1600 SoC for AI workloads.

Analog Devices, Inc. supports end to end power delivery solutions for Blaize Pathfinder Xplorer 1600E ESDFF Accelerator. Analog Devices uses discrete power solutions to enable Blaize to deliver high compute with optimized with most TOPS/Watt performance.

These regulators are highly integrated discrete solutions optimized for cost, efficiency and foot print.

ADI provides supporting documentation including power schematics, layout, LTpowerPlanner® and applicable LTpowerPlay® configuration files to enable you to validate the power solution for your application seamlessly.

For a complete list power designs and use cases, please contact your local FAE.

Key Power for full management devices are used as follows:

  • LTC7150S
  • LTC3636
查看参考设计详情 external link

AI XCXM1902 Minimum Rails and PL Performance

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AI XCXM1902 Minimum Rails and PL Performance

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AI XCXM1902 Minimum Rails and PL Performance

特性和优点

ADI Key Power Management Features for Versal PRIME XCXM1802 for Minimum Rails / PL Performance

  • Proposed Solution implements new LTC3887-1/LTC7051 combo
  • LTC3887-1 is a PMBus 2-phase, 2 loop, current mode controller. PMBus commands allow Vin, Vout, current, temperature, and fault status read back.
  • LTC7051 is new Silent Switcher 2 ADI MOS capable of delivering increased DC load while switching at higher frequencies. Increased DC load allows for decreased phase count and higher current density. Increased Fsw allows for increase bandwidth and excellent transient response.
  • LTC3636 is dual 6A, controlled on-time current mode monolithic (integrated FETs). Provides high performance compact solution for auxiliary rails.
  • LT8607 is a compact, high efficiency, high speed 750mA synchronous monolithic.
  • LTC3634 is a single chip solution for DDR rails providing VDD, VTT, and Vref in a monolithic solution.
查看参考设计详情 external link

AI XCXM1802 for Optimized Efficiency

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AI XCXM1802 for Optimized Efficiency

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AI XCXM1802 for Optimized Efficiency

特性和优点

ADI Key Power Management Features for Versal ACAP XCXM1802 for Optimized Efficiency

  • Proposed Solution implements new LTC3887-1/LTC7051 combo
  • LTC3887-1 is a PMBus 2-phase, 2 loop, current mode controller. PMBus commands allow Vin, Vout, current, temperature, and fault status read back.
  • LTC7051 is new Silent Switcher 2 ADI MOS capable of delivering increased DC load while switching at higher frequencies. Increased DC load allows for decreased phase count and higher current density. Increased Fsw allows for increase bandwidth and excellent transient response.
  • LTC3636 is dual 6A, controlled on-time current mode monolithic (integrated FETs). Provides high performance compact solution for auxiliary rails.
  • LTC3634 is a single chip solution for DDR rails providing VDD, VTT, and Vref in a monolithic solution.
  • LTC3634 is a single chip solution for DDR rails providing VDD, VTT, and Vref in a monolithic solution.
查看参考设计详情 external link

AI XCXM1802 for Full Management Mid to High Voltage

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AI XCXM1802 for Full Management Mid to High Voltage

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AI XCXM1802 for Full Management Mid to High Voltage

特性和优点

ADI Key Power Management Features for Versal ACAP XCXM1802 for Mid to High Voltage

  • Proposed Solution implements new LTC3887-1/LTC7051 combo
  • LTC3887-1 is a PMBus 2-phase, 2 loop, current mode controller. PMBus commands allow Vin, Vout, current, temperature, and fault status read back.
  • LTC7051 is new Silent Switcher 2 ADI MOS capable of delivering increased DC load while switching at higher frequencies. Increased DC load allows for decreased phase count and higher current density. Increased Fsw allows for increase bandwidth and excellent transient response.
  • LTC3636 is dual 6A, controlled on-time current mode monolithic (integrated FETs). Provides high performance compact solution for auxiliary rails.
  • LTC3644 is a quad 1.25A output, high efficiency synchronous monolithic capable of switching up to 2.25MHz.
  • LTC3634 is a single chip solution for DDR rails providing VDD, VTT, and Vref in a monolithic solution.
查看参考设计详情 external link
XCXM1802 Low Voltage

AI XCXM1802 for Low Voltage

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AI XCXM1802 for Low Voltage

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参考设计

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AI XCXM1802 for Low Voltage

特性和优点

ADI Key Power Management Features for Versal PRIME XCXM1802 for Low Voltage

  • Proposed Solution implements new LTC3887-1/LTC7051 combo
  • LTC3887-1 is a PMBus 2-phase, 2 loop, current mode controller. PMBus commands allow Vin, Vout, current, temperature, and fault status read back.
  • LTC7051 is new Silent Switcher 2 ADI MOS capable of delivering increased DC load while switching at higher frequencies. Increased DC load allows for decreased phase count and higher current density. Increased Fsw allows for increase bandwidth and excellent transient response.
  • LTC3636 is dual 6A, controlled on-time current mode monolithic (integrated FETs). Provides high performance compact solution for auxiliary rails.
  • LTC3644 is a quad 1.25A output, high efficiency synchronous monolithic capable of switching up to 2.25MHz.
  • LTC3634 is a single chip solution for DDR rails providing VDD, VTT, and Vref in a monolithic solution.
查看参考设计详情 external link
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