WMSIC Electronic Components

YLPTEC B1205S-2WR3 B1205S

ModelB1205S-2WR3
PackageThrough-hole
BrandYLPTEC
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
YLPTEC B1205S-2WR3
Type
YLPTEC
Minimum package
25 管装

Technical parameters

Electronic Component
Electronic Component
Electronic Component
YLPTEC
Electronic Component
B1205S-2WR3
Electronic Component
1
Electronic Component
7mm
Package
Through-hole
Electronic Component
Isolated Power Supply Module
Electronic Component
3.15g
Electronic Component
19.5mm
Electronic Component
10mm
Electronic Component
1
Electronic Component
BM0265023144
Operating Temperature
40℃~+85℃
Switching Frequency
100kHz
Electronic Component
100mVp-p
Conversion
82%

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

B1205S-2WR3 产品概述

B1205S-2WR3是YLPTEC(易川)针对12V系统设计的12V转5V隔离降压型DC-DC电源模块,主打小功率、宽温适配、安全隔离与低功耗特性,适用于工业控制、物联网终端等对空间和可靠性有明确要求的场景。

一、产品定位与核心功能

该模块核心是将波动的12V输入转换为稳定5V输出,同时提供1.5kVrms电气隔离,解决不同电路间的地电位差干扰问题。搭配短路保护、低功耗设计,兼顾安全与能效,满足轻载/待机场景的持续稳定供电需求,无需额外复杂外围电路即可快速集成。

二、关键电气参数详解

1. 输入输出特性

  • 输入范围:10.8V~13.2V,精准覆盖12V系统±10%的常见波动(如车载电源、工业电网波动),适配场景更广;
  • 输出参数:5V稳定输出,最大电流400mA(对应2W额定功率),满足多数5V负载(如MCU、传感器、小型通信模块)的供电需求。

2. 效率与隔离

  • 转换效率:82%,小功率模块中效率表现优异,减少发热无需额外散热片,降低系统设计复杂度;
  • 隔离电压:1.5kVrms(AC),符合基本安全标准,有效隔离输入输出端的共模干扰,保护敏感电路(如医疗监测、通信模块)。

3. 纹波与负载

  • 纹波噪声:100mVp-p,满足一般数字电路的供电精度要求,无需复杂滤波即可直接驱动多数负载;
  • 容性负载能力:最大2400uF,后端可接大电容稳定输出,适配动态负载(如电机启动瞬间、电容性负载切换)。

4. 环境与保护

  • 工作温度:-40℃~+85℃,工业级宽温,适应极端环境(如户外传感器、车载舱内/舱外);
  • 保护特性:内置短路保护,负载短路时自动限流/关断,故障排除后恢复,避免烧毁模块或负载;
  • 开关频率:100kHz,电磁干扰(EMI)相对较低,易通过常规EMC测试,无需额外屏蔽设计。

三、封装与物理特性

采用插件封装(直插式),尺寸为19.5mm(长)×7mm(宽)×10mm(高),体积小巧,适合PCB板空间紧凑的设计;插件形式便于手工焊接或自动化插件,安装便捷,无需复杂的表面贴装设备,降低生产门槛。

四、核心应用场景

结合参数特性,该模块主要应用于以下场景:

  1. 工业控制:PLC辅助电源、车间传感器供电(宽温适配高低温环境);
  2. 物联网终端:无线传感器、智能网关(低功耗设计延长电池寿命,适合电池供电场景);
  3. 车载电子:12V车载电源转5V给导航、行车记录仪(覆盖12V波动,满足车载环境需求);
  4. 消费电子:智能家居设备(短路保护提升安全性,体积小适配小型化设计);
  5. 小型医疗设备:需要隔离供电的监测仪器(1.5kV隔离满足基本安全要求,避免电击风险)。

五、可靠性与设计要点

1. 可靠性保障

  • 宽温测试:经过-40℃~+85℃高低温循环测试,确保极端环境下连续工作无故障;
  • 隔离可靠性:隔离层采用耐高温绝缘材料,满足1.5kVrms隔离要求,长期使用无老化问题。

2. 应用设计注意

  • 输入滤波:建议在输入引脚并联10μF电解电容+0.1μF陶瓷电容,稳定输入电压,减少纹波干扰;
  • 输出滤波:若需更低纹波,可并联10μF~100μF电解电容(不超过2400uF最大容性负载);
  • 焊接规范:焊接温度≤260℃,单个引脚焊接时间≤3秒,避免损坏内部元件;
  • 隔离要求:输入输出端需保持电气隔离,避免共地,否则会降低隔离效果。

B1205S-2WR3凭借小体积、宽温、隔离安全与低功耗特性,成为12V转5V小功率供电场景的高性价比选择,可快速集成到各类工业、消费电子系统中。

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