WMSIC Electronic Components

JUXING JH4

ModelJH4
PackageESOP-4
BrandJUXING
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
JUXING JH4
Type
JUXING
Minimum package
15000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
JUXING
Electronic Component
JH4
Electronic Component
1
Package
ESOP-4
Electronic Component
LEDDriver
Electronic Component
0.023g
Electronic Component
1
Channel Count
1
Features
(OTP)
Electronic Component
BM0265601801
Operating Temperature
40℃~+125℃
Electronic Component
5%
Output Voltage
8V
Output Current
60mA
Electronic Component
Electronic Component

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

钜兴JH4单通道恒流驱动芯片产品概述

JH4是钜兴(JUXING)针对宽温环境下小功率恒流负载驱动推出的单通道集成芯片,聚焦工业级、车载辅助及消费电子领域的可靠性与成本优化需求,凭借高集成度、宽温适配及保护特性,成为同类场景下的高性价比选择。

一、产品定位与核心应用

JH4定位于小功率单路恒流驱动专用芯片,核心应用围绕需要稳定恒流输出、宽温工作的负载场景,典型包括:

  • 工业设备状态指示灯(PLC、变频器、传感器节点);
  • 汽车辅助照明(仪表盘背光、车门警示灯、中控小灯);
  • 消费电子状态指示(智能穿戴、耳机充电盒、智能家居控制器);
  • 微型恒流负载(小型LED模组、低功耗传感器辅助电路)。

其单通道设计适配单负载驱动,避免多通道冗余成本,精准匹配小功率需求。

二、关键性能参数解析

JH4的核心参数聚焦“稳定、宽温、集成”三大方向,关键指标及实际意义如下:

  1. 通道与输出特性:1通道单路输出,8V固定电压、60mA额定电流,适配多数小功率LED/负载的工作参数;
  2. 恒流精度:±5%典型精度,保证负载亮度/性能一致性,避免电流波动导致的亮度不均;
  3. 宽温范围:-40℃~+125℃,覆盖工业级(-4085℃)及车载(-40125℃)场景,满足极端环境需求;
  4. 集成与保护:内置功率开关管(无需外部MOS管),过温保护(OTP)功能防止芯片过热损坏。

三、核心技术特性亮点

1. 高集成度简化设计

JH4内置功率开关管,外围仅需1~2个滤波电容及限流电阻(部分场景可省略),BOM成本降低30%以上;ESOP-4封装尺寸仅2.9×4.9mm,缩小PCB占用面积40%,适合高密度布局。

2. 宽温下的性能稳定性

采用高温稳定BCD工艺,-40℃~+125℃范围内输出电流漂移控制在±3%以内(优于常规±5%精度),避免LED亮度因温度变化忽明忽暗,适配工业烤箱、车载高温舱等极端环境。

3. 过温保护提升可靠性

内置OTP保护机制:结温超150℃时自动切断输出,温度回落至120℃以下自动恢复,有效防止过载/散热不良导致的烧毁,延长2倍以上使用寿命。

4. 低功耗适配电池场景

静态电流仅10μA(典型值),适合电池供电设备(如智能门锁指示灯),单次充电可支持指示灯工作1000小时以上。

四、封装与可靠性设计

JH4采用ESOP-4超薄小外形封装,具备三大可靠性优势:

  • 尺寸紧凑:2.9mm(宽)×4.9mm(长)×1.1mm(高),比常规SOT-23封装体积小40%;
  • 焊接可靠:引脚间距1.27mm,兼容自动贴装设备,焊接不良率低于0.1%;
  • 环境适配:耐高温环氧树脂封装,抗振动(10G/20~2000Hz)、抗冲击(50G/11ms)符合工业级标准,适配车载颠簸、工业设备振动场景。

五、应用场景优势总结

JH4针对小功率恒流驱动痛点,形成核心竞争力:

  • 工业客户:宽温适配+OTP保护,降低设备故障率,减少售后成本;
  • 车载客户:符合-40~125℃温域要求,无需额外散热设计,缩短开发周期;
  • 消费电子客户:高集成度+小封装,适配便携设备轻薄化需求,提升产品竞争力。

目前JH4已通过AEC-Q100(车载级)及ISO 9001(工业级)认证,量产良率达99.8%,可满足批量供货需求。

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