WMSIC Electronic Components

TJA1021TK/10/C,118 TJA1021TK

ModelTJA1021TK/10/C,118
Package8-HVSON(3x3)
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 24+

Available for RFQ

Technical data

Product details

15 specifications

Core information

Product name
NXP TJA1021TK / 10 / C, 118
Type
NXP
Minimum package
6000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
NXP
Electronic Component
TJA1021TK/10/C,118
Electronic Component
1
Package
8-HVSON(3x3)
Electronic Component
LIN Transceiver
Electronic Component
0.055g
Electronic Component
1
Features
Bus;; TXD; Bus; Low Power
Electronic Component
BM0262575770
Electronic Component
Electronic Component
Electronic Component
6000

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

TJA1021TK/10/C,118 产品概述

一、概述

TJA1021TK/10/C,118 是恩智浦(NXP)面向车载通讯领域的单通道 LINbus 收发器,封装为 8 引脚 HVSON(3×3) 表贴型。该器件支持宽电压工作范围(供电 5.5V ~ 27V),采用完全版功能集(Full-featured),提供 1 路驱动器与 1 路接收器(1/1),适用于车身电子、传感器与执行器等对可靠性与抗干扰能力有较高要求的节点应用。

二、主要功能与参数亮点

  • 供电范围宽:Vb 工作电压范围 5.5V ~ 27V,满足汽车电源瞬态和不同工作状态下的稳健供电要求。
  • 协议支持:符合 LINbus 通讯要求,可用于车内低速串行网络通信。
  • 收发器类型:单通道收发器(1 驱动 / 1 接收),完全版功能意味着器件集成常见保护及唤醒/待机功能。
  • 接收器滞后:175 mV(典型或标称值),有助于改善干扰抑制和抗抖动性能。
  • 封装与安装:8-HVSON(3×3) 表面贴装,适合紧凑型 PCB 设计并便于自动化贴装与回流焊工艺。

三、可靠性与保护特性

TJA1021 系列面向汽车应用设计,通常包含多项保护机制以满足车用环境的苛刻要求。常见保护特性包括:总线短路保护(对地/对电源)、热关断以应对过温情况、片上 ESD 抗扰设计以及对电源瞬变的容忍能力(配合外部滤波与去耦件使用)。这些特性确保在电磁干扰、接线错误或短路等异常条件下,节点仍能保持系统安全性与局部隔离性。

四、设计与布局建议

  • 电源去耦:在 Vb 引脚附近放置低 ESR 的 100 nF 陶瓷电容以抑制高频瞬态,必要时并联适当的电解或钽电容以改善低频滤波。
  • 散热与地平面:HVSON 封装通常带有裸露散热垫,布局时在底层设置散热通孔并与接地平面良好连接,以提升热散能力与 EMI 性能。
  • 总线布局:LIN 总线走线应尽量短且保持差分或单端一致性,避免与高频或大电流走线平行以减小干扰。总线附近可布局 TVS 二极管或滤波器以增强瞬态保护。
  • 上电与唤醒:根据系统需求配置适当的唤醒/待机控制逻辑,确保在休眠模式下的最低功耗,并在唤醒事件(总线活动或外部中断)时可靠唤醒。

五、典型应用场景

  • 车门模块、座椅控制与车窗升降控制单元(需要短线、低速网络互联)。
  • 仪表与车内传感器节点(温度、压力、位置传感器等)。
  • HVAC(空调)控制模块与后视镜/灯光等车身设备。
  • 需要抗干扰、短路保护与低功耗待机的车载子系统。

六、选型要点

选择 TJA1021TK/10/C,118 时请关注以下几点:封装是否与 PCB 布局匹配(HVSON 3×3),工作电压范围是否覆盖系统瞬态,是否需要器件自带的保护与唤醒能力以简化系统设计,以及目标应用的环境温度范围与可靠性要求。结合供应商数据手册与汽车级认证信息(如果需要 AEC-Q 等级),可以更好地评估该型号在项目中的适配性。

总体而言,TJA1021TK/10/C,118 提供了面向车载 LINbus 节点的紧凑、可靠的物理层解决方案,适用于需要稳健总线保护与紧凑封装的车身电子应用。若需进一步的电气特性、引脚定义或参考设计建议,可参考恩智浦官方数据手册或开发参考设计。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.