WMSIC Electronic Components

TJF1051T/3/1J TJF1051T

ModelTJF1051T/3/1J
PackageSO-8
BrandNXP
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 22+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
NXP TJF1051T / 3 / 1J
Type
NXP
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
NXP
Electronic Component
TJF1051T/3/1J
Electronic Component
1
Package
SO-8
Type
CAN-FDTransceiver
Electronic Component
CAN Transceiver
Electronic Component
0.198g
Electronic Component
1
Channel Count
1
Features
ESD; TXD
Electronic Component
BM0234453019
Operating Temperature
40℃~+85℃
Operating Voltage
4.5V~5.5V
Operating Current
70mA
Data
5Mbps

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

TJF1051T/3/1J 产品概述

一、简介

TJF1051T/3/1J 为恩智浦(NXP)系列的 CAN‑FD 半收发器,面向需要高可靠性差分总线通信的嵌入式与汽车电子系统。器件以 SO‑8 封装提供,支持最高 5 Mbps 的 CAN‑FD 数据速率,工作电压范围为 4.5V 至 5.5V。其工作电流典型值为 70 mA,静态电流为 2.5 mA,环境工作温度覆盖 −40 ℃ 至 +85 ℃,适合车规级及工业级应用场景。

二、主要参数

  • 类型:CAN‑FD 收发器(半‑收发器 1‑1,适配单路 CAN 总线)
  • 数据速率:最高 5 Mbps(支持 CAN‑FD 高速通信)
  • 工作电压:4.5V ~ 5.5V
  • 工作电流:约 70 mA(典型)
  • 静态电流:约 2.5 mA
  • 工作温度:−40 ℃ ~ +85 ℃
  • 封装:SO‑8(适合标准工业贴片工艺)
  • 品牌:NXP(恩智浦)

三、典型应用

  • 汽车车身电子(BCM)、门控单元、车灯控制单元等车载 CAN 网络节点
  • 车载网关、车载诊断与数据记录器(支持高速数据回传)
  • 工业控制与自动化现场总线接口
  • 需要兼顾低静态功耗与短时高速通信的嵌入式设备

四、封装与布局建议

  • SO‑8 封装便于常规 PCB 工艺组装,建议在靠近 VCC 引脚处放置 0.1 μF 与 1 μF 的去耦电容,靠近 GND 回流路径。
  • CAN_H 与 CAN_L 末端使用 120 Ω 差分终端电阻;若总线上存在多个节点,保持正确的主从拓扑并避免在非终端节点并联终端。
  • 差分对布线应成对走线、长度匹配并尽量远离高频时钟线;在靠近收发器处保留足够的焊盘间距以利于散热。
  • 若板级空间允许,建议在 CAN 总线输入侧配合共模电感与 TVS 二极管以增强抗干扰与过压保护能力。

五、设计注意事项

  • 电源稳定性:在高瞬时通信活动时,器件会有较高工作电流(典型 70 mA),须保证电源轨有足够的瞬态响应能力并做好去耦。
  • 热管理:在长期高负载或密封环境下注意器件结温,必要时通过铜箔面积与散热路径优化热耗散。
  • 总线保护:实际应用中应参考系统级的 ESD、短路与过压保护策略;在关键汽车应用建议按车规标准做整机验证。
  • 软件与网络配置:CAN‑FD 工作时需配套软硬件的速率配置与位定时(bit timing)调整,以确保总线上不同速率阶段的可靠通信。

六、总结

TJF1051T/3/1J 以其 5 Mbps 的 CAN‑FD 能力、车规级温度范围和标准 SO‑8 封装,适合在汽车与工业网络节点中做高速差分通信的物理接口选型。设计时重点关注电源去耦、差分线布线、总线终端与保护元件配置。欲获得完整引脚定义、时序与保护特性,请参阅器件的官方数据手册以保证设计符合具体版本的规范与可靠性要求。

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