Energy-Efficient, Accurate Primary-Side Regulated CV/CC Switcher for Adapters and Chargers

Dramatically Simplifies CV/CC Converters • Eliminates optocoupler and all secondary CV/CC control circuitry • Eliminates all control loop compensation circuitry Advanced Performance Features • Dynamic base drive technology provides flexibility in choice of BJT transistor by dynamically optimi

文件：1.42988 Mbytes 页数：22 Pages

POWERINTPower Integrations, Inc.

荷兰帕沃英蒂格盛有限公司

Energy-Efficient, Accurate Primary-Side

Advanced Performance Features • Dynamic base drive technology provides flexibility in choice of BJT transistor by dynamically optimizing BJT switching characteristics • Extends RBSOA of BJT • Dramatically reduces sensitivity to BJT gain • Compensates for input line voltage variations • Compe

文件：1.42996 Mbytes 页数：22 Pages

POWERINTPower Integrations, Inc.

荷兰帕沃英蒂格盛有限公司

Energy-Efficient, Accurate Primary-Side Regulated

Applications • Chargers for cell/cordless phones, PDAs, MP3/portable audio devices, adapters, networking, etc. Description The LinkSwitchTM-4 family of ICs dramatically simplifies low power CV/CC charger design by eliminating an optocoupler and secondary control circuitry. The LinkSwitch-4 f

文件：1.42996 Mbytes 页数：22 Pages

POWERINTPower Integrations, Inc.

荷兰帕沃英蒂格盛有限公司

Energy-Efficient, Accurate Primary-Side Regulated CV/CC Switcher for Adapters and Chargers

Dramatically Simplifies CV/CC Converters • Eliminates optocoupler and all secondary CV/CC control circuitry • Eliminates all control loop compensation circuitry Advanced Performance Features • Dynamic base drive technology provides flexibility in choice of BJT transistor by dynamically optimi

文件：1.42988 Mbytes 页数：22 Pages

POWERINTPower Integrations, Inc.

荷兰帕沃英蒂格盛有限公司

系列恒压/恒流初级侧调节(PSR)开关IC

LinkSwitch™-4系列离线式电源转换IC专门适用于要求满足美国能源部(DoE)和欧盟行为准则(CoC)严格的新效率标准的充电器和适配器。DoE新标准即为DoE-6，它要求在充电器USB电缆末端进行效率合规测量；LinkSwitch-4超出了这项要求，同时使用低复杂度的肖特基二极管次级，甚至可用于1.5 A和2 A大电流智能手机充电器。\n LinkSwitch-4产品系列采用高级自适应基极-发射极开关驱动技术，支持使用双极结型晶体管(BJT)开关，从而大幅提高电源转换效率并消除次级击穿产生的可靠性问题。该器件集成带准谐振开关的多模式PWM/PFM控制器，可提高效率并满足<30 m 先进的性能特性\r\n• 自适应基极-发射极开关驱动技术优化了BJT开关特性，使BJT晶体管的选择更为灵活\r\n• 扩展了BJT的反向偏置安全工作区域(RBSOA)\r\n• 极大降低了对BJT增益的敏感度\r\n• 通过优化的准谐振开关PWM/PFM开关控制能够满足DoE 6和CoC V5 2016标准\r\n• 230 VAC下的空载功耗<30 mW\r\n• 能够对变压器电感公差、输入电压变化和电缆电压降以及外围元件温度变化进行补偿\r\n• 独有的IC参数调整技术使得IC参数的公差更为精确\r\n• 固定的最低峰值电流可提高瞬态负载响应\r\n\r\n增强的性能特性\r\n• 易启动;

PI

包装：卷带（TR） 类别：集成电路（IC） AC DC 转换器，离线开关 描述：IC OFFLINE SWITCH FLYBACK 8SO

Power Integrations