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What is LZ211?

This electronic component, produced by the manufacturer "LIZE", performs the same function as "Low-cost USB high-voltage charging interface chip".


LZ211 Datasheet PDF - LIZE

Part Number LZ211
Description Low-cost USB high-voltage charging interface chip
Manufacturers LIZE 
Logo LIZE Logo 


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LZ211
1.产品概述
LZ211 是一款支持 QC2.0 协议的低成本 USB 高压充电接口芯片,芯片内置
一颗三端可编程稳压二极管(TL431),能够配合各种副边反馈的 AC-DC 开关电源
管理芯片满足输出电压。LZ211 能自动检测是否有支持 QC2.0 的需要充电的设备
接入,如果检测到接入的需充电设备不满足 QC2.0,则默认 DC5V 输出。
LZ211 是一款支持 QC2.0 规范的低成本 USB 专用充电接口 IC。
输出电压:DC5V、DC9V、DC12V 以及 DC20V
兼容 USB 充电协议 1.2 版本
自动对充电适配器和被充电设备进行 USB1.2 充电协议握手。
默认输出 DC 5V。
超低功耗
在输出 5V 时,芯片功耗低于 1mW
完整的保护机制
引脚开路及短路保护机制
减少外围元件
芯片内置一颗三端可编程二极管,可编程电压范围 Vref——36V

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LZ211 equivalent
6.极限参数
电源电压 VCC——————————————
-0.3V—7V/DC
输出电压反馈控制脚 V2、V3、V4————
-0.3V—7V/DC
USB 数据输入端口 DM、DP—————————— -0.3V—7V/DC
芯片内部基准设置脚 REF—————————— -0.3V—7V/DC
可编程稳压二极管输入脚 V1 ————————
可编程稳压二极管输出脚 C ————————
结温——————————————————— -20 oC ~150oC
存放温度————————————————— -20 oC ~150oC
SOP-8,θJA———————————————— 60 oC/W
ESD 保护——————————— D+和 D-对地 8KV,其他脚 2KV。


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Part Details

On this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for LZ211 electronic component.


Information Total 10 Pages
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