WMSIC Electronic Components

ADI/LINEAR MAX3051ESA+T MAX3051ESA

ModelMAX3051ESA+T
PackageSOIC-8
BrandADI/LINEAR
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
ADI(Analog Devices) / LINEAR MAX3051ESA+T
Type
ADI/LINEAR
Minimum package
2500 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ADI(Analog Devices) / LINEAR
Electronic Component
MAX3051ESA+T
Electronic Component
1
Package
SOIC-8
Type
CAN Transceiver
Electronic Component
CAN Transceiver
Electronic Component
0.269g
Electronic Component
1
Channel Count
1
Features
Low Power
Electronic Component
BM0258699996
Operating Temperature
40℃~+85℃
Operating Voltage
3.3V
Operating Current
70mA
Data
1Mbps

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

MAX3051ESA+T 产品概述

MAX3051ESA+T 是一款适用于车载与工业现场总线的 CAN 总线收发器解决方案(品牌:ADI/Linear),在 3.3V 供电下支持高达 1 Mbps 的 CAN 数据通信。器件采用 SOIC-8 封装,工作温度范围宽 (-40℃ ~ +85℃),并在待机与工作模式下表现出低静态电流和稳定的工作电流特性,适合对功耗、可靠性与总线兼容性有要求的嵌入式应用。

一、核心性能与主要参数

  • 类型:CAN 收发器(CAN Physical Layer Transceiver)
  • 工作电压:+3.3V
  • 数据速率:最高 1 Mbps(高速 CAN)
  • 工作电流:典型/最大工作电流约 70 mA(工作模式下的总线驱动电流)
  • 静态电流(待机/休眠):约 15 µA(低功耗模式)
  • 工作温度:-40℃ ~ +85℃(工业级/车规附近温度区间)
  • 封装:SOIC-8(便于 PCB 布局与批量装配)
  • 品牌:ADI (Analog Devices / Linear)

二、功能亮点与设计定位

  • 3.3V 低电压供电,便于与微控制器、FPGA 等低压逻辑接口直接对接。
  • 支持 1 Mbps 的高速 CAN 通信,满足车辆网络与工业控制系统的实时性能需求。
  • 低静态电流特性,适合需要节能待机或休眠策略的系统设计,降低系统空闲损耗。
  • SOIC-8 标准封装,兼顾散热性能与安装便利性,适合批量生产与现有 PCB 工艺替换。

三、常见引脚与外部连接建议

(下述为典型 CAN 收发器的常规连接建议,实际引脚分配请以器件数据手册为准)

  • VCC:接 +3.3V 电源,近端放置 0.1 µF 陶瓷旁路电容及 1 µF 唐突电容以抑制瞬态。
  • GND:稳固接地,建议有连续接地面以降低 EMI。
  • TXD / RXD:与 MCU UART/CAN 控制器 TX/RX 或 CAN 控制器的接口连接,保持信号线短且阻抗匹配。
  • CANH / CANL:差分总线对,线上两端需并接 120 Ω 的终端电阻,必要时在靠近收发器一侧增加共模滤波器或 TVS 二极管做浪涌/静电保护。

四、PCB 布局与抗干扰建议

  • 差分线对(CANH/CANL)应维持等长、紧邻布线,避免急弯与不必要的分叉,若跨层走线应尽量减少 vias。
  • 终端电阻 120 Ω 应放在总线物理两端,靠近连接器或线缆端口位置。
  • 在 VCC 引脚与 GND 之间放置 0.1 µF 陶瓷旁路电容,靠近封装放置以抑制高频噪声。
  • 在总线侧可并联 TVS 或其他浪涌抑制器以提高瞬态过压与静电放电(ESD)耐受性。
  • 保持收发器与微控制器地回路短且粗,减少地电位差导致的共模干扰。

五、典型应用场景

  • 车载通信系统(ECU 间通信、车身控制模块、传感器总线等)
  • 工业自动化现场总线(PLC、运动控制、远程 IO)
  • 楼宇自控与安全系统中的分布式通信节点
  • 需要低待机功耗且偶尔唤醒的远程监测设备

六、选型与可靠性注意事项

  • 虽然本器件支持 1 Mbps 的高速 CAN,但在实际系统中需考虑总线长度、线缆质量与节点数量对信号完整性的影响,必要时采用线缆终端匹配与总线分段方案。
  • 对于严苛的车规或涉安全系统,请参照完整的数据手册、可靠性规格与汽车级认证(如 AEC-Q100 等)进行确认。
  • 推荐在设计早期获取器件评估板或开发套件进行实地总线测试,并结合 EMC 与热仿真验证最终硬件平台。

总结:MAX3051ESA+T 以 3.3V 低压供电、1 Mbps 通信速率、低静态电流与工业级温度范围为主要卖点,适合需要高实时性、低功耗与封装兼容性的 CAN 总线应用。具体引脚分配、电气特性与保护特性请以官方数据手册为准,并在系统设计中落实旁路、终端与浪涌保护等工程细节以确保长期可靠运行。

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