首页>RT8205A>规格书详情

RT8205A集成电路(IC)的特殊用途稳压器规格书PDF中文资料

RT8205A
厂商型号

RT8205A

参数属性

RT8205A 封装/外壳为24-WFQFN 裸露焊盘;包装为卷带(TR);类别为集成电路(IC)的特殊用途稳压器;RT8205A应用范围:控制器,笔记本电脑电源系统;产品描述:IC REG CTRLR NOTEBK 2OUT 24WQFN

功能描述

High Efficiency, Main Power Supply Controllers for Notebook Computers

封装外壳

24-WFQFN 裸露焊盘

文件大小

497.93 Kbytes

页面数量

28

生产厂商 Richtek Technology Corporation
企业简称

RICHTEK立锜科技

中文名称

立锜科技股份有限公司官网

原厂标识
数据手册

下载地址一下载地址二到原厂下载

更新时间

2025-6-21 23:00:00

人工找货

RT8205A价格和库存,欢迎联系客服免费人工找货

RT8205A规格书详情

High Efficiency, Main Power Supply Controllers for Notebook Computers

General Description

The RT8205A/B/C dual step-down, switch-mode power supply controller generates logic-supply voltages in battery-powered systems. The RT8205A/B/C includes two pulse-width modulation (PWM) controllers fixed at 5V/3.3V or adjustable from 2V to 5.5V. An alternative LGATE1

output LG1_CP can be used for external charge pump (RT8205B). And an optional external charge pump can be monitored through SECFB (RT8205C). This device also features 2 linear regulators providing fixed 5V and 3.3V outputs. The linear regulator each provides up to 70mA output current with automatic linear-regulator bootstrapping to the PWM outputs. The RT8205A/B/C includes on-board power-up sequencing, the power-good output, internal soft start, and internal soft-discharge output that prevents negative voltages on shutdown.

Features

Wide Input Voltage Range 6V to 25V

Dual Fixed 5V/3.3V Outputs or Adjustable from 2V to 5.5V, 1.5 Accuracy.

Alternative LGATE1 Output (LG1_CP) acts as Clock for Charge Pump (RT8205B)

Secondary Feedback Input Maintains Charge Pump Voltage (RT8205C)

Fixed 3.3V and 5V LDO Output : 70mA

2V Reference Voltage ±1 : 50μA

Constant ON-Time Control with 100ns Load Step Response

Frequency Selectable via TONSEL Setting

RDS(ON)Current Sensing and Programmable Current Limit combined with Enable Control

Selectable PWM, DEM, or Ultrasonic Mode

Internal Soft-Start and Soft-Discharge

High Efficiency up to 97

5mW Quiescent Power Dissipation

Thermal Shutdown

RoHS Compliant and Halogen Free

Applications

Notebook and Sub-Notebook Computers

3-Cell and 4-Cell Li+ Battery-Powered Devices

产品属性

  • 产品编号:

    RT8205AGQW

  • 制造商:

    Richtek USA Inc.

  • 类别:

    集成电路(IC) > 特殊用途稳压器

  • 包装:

    卷带(TR)

  • 应用:

    控制器,笔记本电脑电源系统

  • 电压 - 输入:

    6V ~ 25V

  • 输出数:

    2

  • 电压 - 输出:

    3.3V,5.5V,2V ~ 5.5V

  • 工作温度:

    -40°C ~ 85°C

  • 安装类型:

    表面贴装型

  • 封装/外壳:

    24-WFQFN 裸露焊盘

  • 供应商器件封装:

    24-WQFN(4x4)

  • 描述:

    IC REG CTRLR NOTEBK 2OUT 24WQFN

供应商 型号 品牌 批号 封装 库存 备注 价格
RHTEK/立锜
24+
NA/
3262
原厂直销,现货供应,账期支持!
询价
RICHTEK/立锜
22+
QFN24
100000
代理渠道/只做原装/可含税
询价
RICHTEK/立锜
25+
QFN24
54658
百分百原装现货 实单必成
询价
RICHTEK/立锜
24+
WQFN-24L
51990
原装正品现货供应
询价
Richte
25+
25000
原厂原包 深圳现货 主打品牌 假一赔百 可开票!
询价
RICHTEK/立锜
2022+
QFN24
30000
进口原装现货供应,原装 假一罚十
询价
RICHTEK
1815+
QFN24
6528
只做原装正品现货!或订货,假一赔十!
询价
RICHTEK/立锜
21+
QFN24
2000
百域芯优势 实单必成 可开13点增值税发票
询价
RICHTEK/立锜
18+
QFN
880000
明嘉莱只做原装正品现货
询价
RICHTEK
24+
QFN24
90000
一级代理商进口原装现货、价格合理
询价