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LP35122 Datasheet(PDF) 1 Page - Shenzhen Xinmao Microelectronics Co., Ltd.

Part # LP35122
Description  High performance subsynchronous synchronous rectifier drive chip
PDF  7 Pages
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Manufacturer  LANDP [Shenzhen Xinmao Microelectronics Co., Ltd.]
Direct Link  https://www.chip-hope.com/
Logo LANDP - Shenzhen Xinmao Microelectronics Co., Ltd.

LP35122 Datasheet(HTML) 1 Page - Shenzhen Xinmao Microelectronics Co., Ltd.

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LP35122
高性能副边同步整流驱动芯片
LP35122_CN_DS_Rev.0.95
www.chip-hope.com
SHENZHEN Chip Hope Micro-electronics LTD Confidential– Customer Use Only
概述
LP35122 是一款高性能高耐压的副边同步整流控制
芯片,适用于 AC-DC 的同步整流应用,适用于正
激系统和反激系统。LP35122 支持 DCM,BCM,
QR 和 CCM 多种工作模式。
LP35122 采用专利的整流管开通技术和周期追踪技
术,可以有效的避免因激磁振荡引起的驱动芯片误
动作以及在 CCM 工作条件下纯电压判定的关断延
迟造成的效率损失。
LP35122 放输出下端,采用输出电压直供的供电方
式,可驱动高阈值 MOS。
LP35122 采用 SOT23-5 封装。
特点
隔离型的同步整流控制应用
适用正激和反激系统
兼容 DCM,BCM,QR,CCM 多种工作模式
控制芯片 200V 高耐压
专利的整流管开通技术和周期追踪技术
放输出下端,输出电压直接供电
可驱动高阈值 MOS
芯片供电欠压保护
芯片过压钳位
芯片启动前驱动脚防误导通
外围元器件少
应用
充电器和适配器的同步整流
正激控制器和反激控制器
典型应用
AC
VSS
VCC
DRV
VD
PGND
DRAIN
VSS
VCC
DRV
VD
PGND
DRAIN
图 1 LP35122 反激典型应用图
图 2 LP35122 正激典型应用图
定购信息
定购型号
封装
包装形式
打印
LP35122
SOT23-5
盘装
3000 颗/盘
22XXXX
XXXX:批号


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