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On-Bright OB2365PCPA
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- On-Bright OB2365PCPA
- Type
- ON-BRIGHT
- Minimum package
- 4000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- ON-BRIGHT
- Electronic Component
- OB2365PCPA
- Electronic Component
- 1
- Package
- SO-8
- Type
- AC-DC
- Electronic Component
- LEDDriver
- Electronic Component
- 0.194g
- Electronic Component
- 1
- Features
- Built-in; (OVP); (OTP); (SCP)
- Electronic Component
- BM0264971755
- Operating Temperature
- 40℃~+150℃
- Switching Frequency
- 65kHz
- Electronic Component
- Electronic Component
- Operating Voltage(AC)
- 85VAC~265VAC
- 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.
OB2365PCPA 产品概述
一、产品简介
OB2365PCPA 是昂宝（On-Bright）推出的一款高集成度离线反激式 AC-DC 电源控制器，内部集成高压功率 MOSFET，采用电流模式 PWM 控制。器件针对高性能、低待机功耗和高性价比的离线反激转换器进行了优化，适用于各种消费电子、家电与工业备用电源方案。
二、主要特性
- 输入电压范围：85VAC ~ 265VAC，支持宽电压工况。
- 开关频率：典型 65kHz，配合专有频率混洗技术以改善 EMI 性能。
- 内置软启动，降低启动浪涌电流与启动应力。
- 内置高压开关管（SO-8 封装），简化电路、降低 BOM 和体积。
- 低待机功耗设计，兼顾能效与成本。
- 运行温度范围：-40℃ ~ +150℃（器件规格耐受区间，需参考应用板热设计）。
三、保护功能详解
OB2365PCPA 提供全面的保护与自动恢复能力：
- 逐周期电流限制（OCP）：在过流时立即限制开关管导通，保护器件与变压器。
- 过载保护（OLP）与短路保护（SCP）：对持续过载或短路情况实现检测并进入保护状态，故障解除后自动恢复。
- VDD 欠压锁定（UVLO）：保证启动与关断过程的可控性与稳定性。
- 器件内部过温保护（OTP）：当芯片温度过高时自动关断并在冷却后恢复运行。
四、EMI 与噪声控制
采用专有“频率混洗（frequency modulation/mixing）”技术，有效分散开关能量谱，将 23kHz 以下的音调能量降至最低，从而显著改善 EMI 性能并消除运行过程中的可听噪声，适合对声学与电磁兼容有严格要求的应用。
五、典型应用
- 手机/平板/小型笔记本电源适配器与充电器
- 机顶盒、智能家居与电视待机电源
- 工业控制与仪表的辅助电源
- 小功率 LED 驱动与通用离线开关电源
六、应用建议
- PCB 布局时注意输入侧高压回路最小化环路面积，VDD 与反馈及拾取电阻布局尽量靠近芯片。
- 输入端增加熔断器、X/Y 安规电容与共模滤波器，便于满足安全与 EMI 要求。
- 对于高功率或连续高温工作场合，做好散热设计，确保SO-8 封装的结温在安全范围内。
- 在变压器设计与整流滤波器选择上兼顾效率与待机功耗目标。
七、产品优势小结
OB2365PCPA 以高集成度与全面保护为核心，通过内部高压 MOSFET 与电流模式控制简化设计，结合频率混洗技术在 EMI 和噪声控制上表现突出，特别适合对成本、体积、待机功耗及声学电磁兼容有综合要求的离线反激电源方案。
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