WMSIC Electronic Components

ON 1N5937BRLG

Model1N5937BRLG
PackageElectronic Component
BrandON
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
ON 1N5937BRLG
Type
ON
Minimum package
6000 托盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ON
Electronic Component
1N5937BRLG
Electronic Component
1
Package
Electronic Component
Electronic Component
Zener Diode
Electronic Component
0.37g
Electronic Component
1
(Zzk)
800Ω
(Zzt)
33Ω
Electronic Component
BM0264754724
Diode
1
Power Dissipation(Pd)
3W
Electronic Component
31.35V~34.65V
Electronic Component
65℃~+200℃

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

1N5937BRLG稳压二极管产品概述

1N5937BRLG是安森美(ON Semiconductor) 推出的轴向封装稳压二极管,属于3W功率等级的33V标称稳压器件,采用编带卷装(reel,tape)形式,单二极管结构,广泛适用于需要稳定33V电压的中小功率电路场景。

一、产品基本定位

该器件定位于工业级宽温稳压二极管,核心功能是在电路中提供稳定的33V参考电压或钳位电压,支持3W以内的功率耗散。其轴向封装(CASE59)适合通孔焊接安装,编带卷装设计便于自动化生产与批量仓储,是安森美稳压二极管系列中针对中小功率稳压、过压保护场景的经典型号。

二、核心电性能参数解析

  1. 稳压值与漏电流特性
    标称稳压值为33V,公差范围达±5%(31.35V~34.65V),满足不同应用对电压偏差的兼容需求;反向电流仅1uA(@25.1V,低于稳压值的反向漏电流),低漏电流特性适合低功耗电路,减少待机损耗,尤其适配电池供电设备的辅助稳压。

  2. 功率与电流能力
    最大耗散功率(Pd)为3W,对应稳压电流(Izt)约90mA(Izt=Pd/Vz≈3W/33V),可稳定支撑中小功率电路的稳压需求;若电路功率未超过3W,器件可长期可靠工作,无需额外散热片即可满足常规场景。

  3. 阻抗与温度特性

    • 动态阻抗(Zzt)为33Ω(测试条件通常为Izt),低阻抗意味着稳压精度高,电压随电流变化的波动小(每1mA电流变化仅导致约0.033V电压偏移);
    • 反向击穿前阻抗(Zzk)为800Ω,能有效抑制过压初期的电流冲击,降低后级元件损坏风险;
    • 工作结温范围覆盖**-65℃~+200℃**,宽温特性可适配工业现场、汽车电子等极端环境,高低温下稳压值偏移极小(典型温度系数约0.05%/℃)。

三、封装与可靠性设计

  1. 轴向封装(CASE59)
    轴向引脚设计适合PCB通孔焊接,安装便捷;封装结构散热性良好,能快速将3W功率耗散产生的热量导出,避免结温过高影响性能;引脚长度与间距符合行业标准,兼容多数插件设备。

  2. 编带卷装包装
    采用标准编带卷装形式(每卷通常为1000或2000只),便于自动化插件设备批量生产,降低人工成本与安装误差;包装材料防潮性好,可长期仓储而不影响器件性能。

  3. 可靠性保障
    安森美对该器件进行了严格的可靠性测试(如温度循环、湿度老化、机械振动等),符合MIL-STD等工业标准;器件经筛选后一致性好,批量采购时无需额外分选,可直接用于量产。

四、典型应用场景

  1. 电源电路稳压
    作为线性电源的输出稳压管,将不稳定的直流电压(如35V~40V)稳定在33V左右,适配单片机、模拟传感器等小功率负载,如工业PLC的辅助电源模块。

  2. 过压保护电路
    配合电阻、电容组成过压保护模块,当电路电压超过33V时,器件击穿导通,钳位电压保护后级敏感元件(如运算放大器、MCU),常见于通信基站的电源接口防护。

  3. 模拟电路参考电压
    低漏电流、稳定的稳压值使其适合作为模拟电路的基准电压源,如ADC/DAC的参考电压,提升信号采集精度(如工业传感器的信号调理电路)。

  4. 工业控制与通信设备
    宽温范围适配工业现场(如机床、变频器)、小型通信设备(如路由器、无线AP)的高低温环境,轴向封装适合批量插件生产,降低制造成本。

五、品牌与品质优势

安森美作为全球半导体行业头部厂商,1N5937BRLG继承了其稳定的品质体系:

  • 电性能参数一致性好,批量采购时无需额外筛选,可直接投入量产;
  • 符合RoHS环保标准,无铅无镉,适配绿色制造需求;
  • 全球供应链完善,供货周期稳定,适合大规模量产项目,尤其适合OEM/ODM厂商的长期合作。

该器件凭借宽温特性、3W功率能力与轴向封装优势,成为中小功率稳压、过压保护场景的高性价比选择,广泛应用于工业、通信、消费电子等领域,是替代同规格进口器件的可靠方案。

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