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典型应用电路原理图
LinkSwitch-HP in eDIP-12B Package
LinkSwitch-HP in eSIP-7C Package
LinkSwitch-HP in eSOP-12B Package
典型应用电路原理图
LinkSwitch-HP in eDIP-12B Package
LinkSwitch-HP in eSIP-7C Package
+ 1 LinkSwitch-HP in eSOP-12B Package

LinkSwitch-HP

采用精确初级侧稳压(PSR)的高能效、高功率离线式开关IC

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Product Parts Table
产品
数据手册
輸出功率 (最大) - 封闭式, 230V
輸出功率 (最大) - 开架式, 230V
击穿电压
IC封装
控制方式
輸出功率 (最大) - 封闭式, 通用
輸出功率 (最大) - 开架式, 通用
保护功能
过热反应
自动重启和过压反应
开关频率 (最大)
安装类型
产品类型
输入电压 (最大)
输入电压 (最小)
运作温度 (最大)
运作温度 (最小)
内部开关
控制功能
开关频率 (最小)
拓扑结构
次级回应
LinkSwitch-HP eDIP-12B Image

LNK6775V

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 19.0 W
Output Power (Max) - Open Frame, 230V 30.0 W
Breakdown Voltage 725 V
IC Package eDIP-12B
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 13.0 W
Output Power (Max) - Open Frame, Univ 22.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 通孔
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
linkswitch-hp_esip-7c

LNK6776E

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 60.0 W
Output Power (Max) - Open Frame, 230V 88.0 W
Breakdown Voltage 725 V
IC Package eSIP-7C
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 40.0 W
Output Power (Max) - Open Frame, Univ 68.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 通孔
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
linkswitch-hp_esop-12b

LNK6776K

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 21.0 W
Output Power (Max) - Open Frame, 230V 48.0 W
Breakdown Voltage 725 V
IC Package eSOP-12B
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 15.0 W
Output Power (Max) - Open Frame, Univ 37.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 表面安装
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
LinkSwitch-HP eDIP-12B Image

LNK6776V

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 21.0 W
Output Power (Max) - Open Frame, 230V 34.0 W
Breakdown Voltage 725 V
IC Package eDIP-12B
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 15.0 W
Output Power (Max) - Open Frame, Univ 26.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 通孔
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
linkswitch-hp_esip-7c

LNK6777E

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 85.0 W
Output Power (Max) - Open Frame, 230V 117.0 W
Breakdown Voltage 725 V
IC Package eSIP-7C
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 55.0 W
Output Power (Max) - Open Frame, Univ 90.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 通孔
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
linkswitch-hp_esop-12b

LNK6777K

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 25.0 W
Output Power (Max) - Open Frame, 230V 59.0 W
Breakdown Voltage 725 V
IC Package eSOP-12B
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 19.0 W
Output Power (Max) - Open Frame, Univ 43.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 表面安装
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
LinkSwitch-HP eDIP-12B Image

LNK6777V

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 25.0 W
Output Power (Max) - Open Frame, 230V 41.0 W
Breakdown Voltage 725 V
IC Package eDIP-12B
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 19.0 W
Output Power (Max) - Open Frame, Univ 30.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 通孔
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
linkswitch-hp_esip-7c

LNK6778E

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 98.0 W
Output Power (Max) - Open Frame, 230V 135.0 W
Breakdown Voltage 725 V
IC Package eSIP-7C
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 63.0 W
Output Power (Max) - Open Frame, Univ 104.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 通孔
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
linkswitch-hp_esop-12b

LNK6778K

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 29.0 W
Output Power (Max) - Open Frame, 230V 68.0 W
Breakdown Voltage 725 V
IC Package eSOP-12B
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 21.0 W
Output Power (Max) - Open Frame, Univ 48.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 表面安装
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
LinkSwitch-HP eDIP-12B Image

LNK6778V

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 29.0 W
Output Power (Max) - Open Frame, 230V 47.0 W
Breakdown Voltage 725 V
IC Package eDIP-12B
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 21.0 W
Output Power (Max) - Open Frame, Univ 34.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 通孔
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
linkswitch-hp_esip-7c

LNK6779E

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 111.0 W
Output Power (Max) - Open Frame, 230V 153.0 W
Breakdown Voltage 725 V
IC Package eSIP-7C
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 72.0 W
Output Power (Max) - Open Frame, Univ 118.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 通孔
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
linkswitch-hp_esop-12b

LNK6779K

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 33.0 W
Output Power (Max) - Open Frame, 230V 77.0 W
Breakdown Voltage 725 V
IC Package eSOP-12B
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 25.0 W
Output Power (Max) - Open Frame, Univ 56.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 表面安装
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
LinkSwitch-HP eDIP-12B Image

LNK6779V

查看详情
Data Sheet View Data Sheet
Output Power (Max) - Enclosed, 230V 33.0 W
Output Power (Max) - Open Frame, 230V 54.0 W
Breakdown Voltage 725 V
IC Package eDIP-12B
Control Scheme 初级侧
Output Power (Max) - Enclosed, Univ 25.0 W
Output Power (Max) - Open Frame, Univ 39.0 W
Protection Features 过温, 输出过压, 输出短路, 输出开环, 输出过载, 线路补偿过载
Over-Temperature Response 滞回, 锁定关断
Auto-Restart & Overvoltage Response 自动重启, 锁定关断
Switching Frequency (max) 136 kHz
Mounting Type 通孔
Product Type IC
Voltage - Input (Max) 265 V
Voltage - Input (Min) 85 V
Temperature - Operating (Max) 150 °C
Temperature - Operating (Min) -40 °C
Internal Switch Yes
Control Features 可选择电流限制, 频率抖动, 软启动, 自动重启/锁存故障反应, 开/关控制
Switching Frequency (min) 120 kHz
Topology 反激式
Secondary Response 自动重启
显示51 - 63项产品， 共63项
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产品详情

LinkSwitch-HP系列反激式电源IC在一个封装中集成了初级侧稳压(PSR)控制器和高压功率MOSFET。该IC产品系列所提供的器件可在9 W至90 W的功率范围内提供极为严格的恒压(CV)调节。 LinkSwitch-HP IC控制器具有众多特性：+/-5%的恒压(CV)精确度；可选的限流点；可编程的迟滞或锁存关断输出过压保护(OVP)、欠压保护(UVP)和过压保护(OTP)；经改进的不同输入电压下的过载功率补偿；快速AC复位；以及可编程的关断延迟时间。

产品特色

EcoSmart – 高效节能

  • 多模式控制可提高整个负载范围的效率
  • 在230 VAC输入时空载功耗低于30 mW
  • 在230 VAC输入和1 W输入功率时效率>75%
  • 在230 VAC输入和0.1 W输入功率时效率>50%

提高设计灵活性，降低系统成本

  • 可大大简化电源设计
  • 132 kHz工作频率可减小变压器及电源的尺寸
  • 可实现精确的流限编程
  • 频率调制技术可降低EMI滤波元件的成本
  • 完全集成的软启动电路可降低器件的启动应力
  • 725 V MOSFET可简化设计，轻松满足降额要求(LNK677x)
  • 650 V MOSFET可实现最低系统成本(LNK676x/LNK666x)
  • 可选快速瞬态响应产品系列(LNK666x)

全面保护功能

  • 输出短路保护(SCP)
  • 输出过载/过流保护(OPP, OCP)
  • 可选的关断延迟时间延长
  • 输出过压保护(OVP)、迟滞或锁存
  • 电压缓升/跌落保护（输入欠压）
  • 输入过压(OV)关断增强了对输入浪涌的耐受力
  • 精确的热关断(OTP)、迟滞或锁存

高级绿色封装选项

  • eSIP-7C封装：
    • 立式封装的特点可缩小PCB占用面积
    • 使用夹片或粘接垫可简化散热片的安装
  • eSOP-12B 封装:
    • 超薄表面贴装适合超薄产品的设计
    • 通过裸露的垫片及源极引脚将热量传导到PCB上
    • 支持波峰焊及回流焊
  • eDIP-12B封装：
    • 薄型通孔安装适合超薄设计
    • 热通过裸焊盘或可选的金属散热片传导至PCB
  • 增大了到漏极引脚的爬电距离
  • 散热片与源极相连，从而降低了EMI
  • 无卤素和符合RoHS

应用

  • LCD显示器和电视机
  • 适配器
  • 电器
  • 嵌入式电源（DVD、机顶盒）
  • 工业控制
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数据手册

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