WMSIC Electronic Components

(20 Pcs) BZV85-C9V1,113 BZX85B18V ZY7.5 DO-41

ModelBZV85-C9V1,113
PackageDO-41
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
3 options
Configuration ZY7.5 · CNY · ZY7.5 · BM0228548962 · 20 · 3791567 · 0.35

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
Nexperia BZV85-C9V1, 113
Type
DO-41
Unit
Pcs
Minimum package
20 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
NEXPERIA
Electronic Component
BZV85-C9V1,113
Electronic Component
1
Package
DO-41
Electronic Component
Zener Diode
Electronic Component
±5%
Electronic Component
0.38g
Electronic Component
1
(Zzt)
5Ω
Electronic Component
BM0227555795
Diode
1
Power Dissipation(Pd)
1.3W
Electronic Component
8.5V~9.6V

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

BZV85-C9V1,113 产品概述

一、产品简介

BZV85-C9V1,113 是 Nexperia(安世)出品的一款小功率稳压(二极管)器件,标称稳压值 9.1V,封装为 DO-41 轴向直插形式。该器件适用于低功耗稳压、基准电压源、信号钳位与过压保护等场景,结合小体积封装与较低的动态阻抗,能够在小型电路中提供稳定的参考电压。

二、主要参数与特性

  • 标称稳压值(Vz):9.1V(标称)
  • 稳压值范围:8.5V ~ 9.6V(典型保证范围)
  • 精度:±5%
  • 最大耗散功率(Pd):1.3W(器件极限,受散热条件影响)
  • 反向电流(Ir):700 nA @ 6.5V(低漏电,有利于低电流工作场景)
  • 稳压阻抗(Zzt):5 Ω(表征在测试电流下的动态阻抗,阻抗小意味着负载变化时稳压性能更好)
  • 封装:DO-41(轴向引线,便于手工焊接和通过孔安装)
  • 品牌:Nexperia(安世)

这些参数表明该型号在小功率、低泄漏场合具有良好的电压稳定性,适合对基准精度要求中等且空间受限的设计。

三、典型应用场景

  • 低功耗电路的参考电压源与偏置电路
  • 小信号放大器的偏置稳定与基准生成
  • 过压或反向电压的钳位保护(非高能量瞬变抑制)
  • 数字电路的电平保护或简单的稳压模块(配合限流电阻)
  • 仪表和便携设备中对体积和成本敏感的稳压需求

四、设计与使用建议

  1. 最大工作电流计算:在器件全部耗散功率由稳压二极管承担时,其理论最大电流为 Imax = Pd / Vz = 1.3 W / 9.1 V ≈ 0.143 A(约 143 mA)。这是绝对极限值,实际应用应给予余量和热管理考虑。
  2. 推荐连续工作电流:为保证长期可靠性并留出热余量,建议连续工作电流通常控制在几十毫安或更低(例如 ≤ 50 mA),具体取决于电路环境与散热条件。
  3. 限流电阻设计示例:若电源为 12V,期望稳压二极管工作电流 Iz ≈ 10 mA,则串联电阻 R = (Vs − Vz) / Iz = (12 − 9.1) / 0.01 = 290 Ω;稳压二极管耗散功率 Pz = Vz × Iz = 9.1 × 0.01 = 0.091 W,远小于 Pd。若电源更高或负载变化较大,应相应增大限流电阻或改善散热。
  4. 考虑稳压值变化:器件标称范围 8.5V–9.6V 与 ±5% 精度表明实际稳压值受制造公差与工作条件影响,设计时应以最坏情况(最低/最高稳压值)校核电路条件,确保在最大/最小 Vz 下系统仍能工作。

五、热管理与可靠性注意

  • Pd 为 1.3W 的数值是在良好散热条件下的极限耗散,实际 PCB 上需考虑器件与周围元件的散热能力。轴向 DO-41 封装的自然散热性能有限,长时间接近 Pd 运作会显著升高结温,缩短寿命。
  • 随温度升高,反向漏电 Ir 会增加,稳压点也会发生轻微漂移;高温下应降低允许的连续电流或改善散热。
  • 对于可能出现的瞬态过电压,应在限流电阻或外部抑制器件(如 TVS)中做配合,避免器件因短时间高电流而损坏。

六、封装与安装建议

  • DO-41 为轴向引线封装,适合穿孔安装与手工焊接。焊接时避免过热长时间加热引脚,推荐采用标准手工或波峰焊工艺,遵循厂商推荐的焊接曲线与时长。
  • 保持器件与热源和高功率元件间的间距,必要时提供局部空气流通或散热片帮助降温。引线可适当弯曲形成应力缓冲,避免机械应力传递到封装主体。

七、采购与替代

  • 订购信息:型号 BZV85-C9V1,113;品牌 Nexperia;封装 DO-41。具体采购时请以厂商数据手册为准,确认批次、测试条件与最低/最高管控特性。
  • 替代选择:可在 BZV85 系列或其他制造商具有相近稳压电压、相似 Pd 与封装的型号中寻找替代,但需核对 Zener 测试电流、动态阻抗、漏电与精度等关键参数以保证兼容。

总结:BZV85-C9V1,113 以 9.1V 的标称稳压、电阻抗低和低泄漏特性,适合中低功率、小体积的稳压与基准应用。电路设计中应重点关注限流、散热与最坏工况下的稳压值漂移,以确保长期可靠运行。若需进一步的电气或热特性曲线,请参阅 Nexperia 官方数据手册。

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