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RT8057A中文资料立锜科技数据手册PDF规格书

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厂商型号

RT8057A

功能描述

2.25MHz 1A Synchronous Step-Down Converter

文件大小

283.61 Kbytes

页面数量

12

生产厂商

RICHTEK

中文名称

立锜科技

网址

网址

数据手册

下载地址一下载地址二到原厂下载

更新时间

2026-1-26 10:09:00

人工找货

RT8057A价格和库存,欢迎联系客服免费人工找货

RT8057A规格书详情

General Description

The RT8057A is a high efficiency Pulse-Width-Modulated (PWM) step-down DC/DC converter, capable of delivering 1A output current over a wide input voltage range from 2.7V to 5.5V. The RT8057A is ideally suited for portable electronic devices that are powered from 1-cell Li-ion battery or from other power sources such as cellular phones, PDAs, hand-held devices, game console and related accessories.

特性 Features

2.7V to 5.5V Wide Input Operation Range

2.25MHz Fixed-Frequency PWM Operation

Up to 1A Output Current

Up to 90 Efficiency

0.6V Reference Allows Low Output Voltage

Internal Soft-Start

No Schottky Diode Required

Internal Compensation to Reduce External Components

Low Dropout Operation : 100 Duty Cycle

RoHS Compliant and Halogen Free

Applications

Portable Instruments

Game Console and Accessories

Microprocessors and DSP Core Supplies

Cellular Phones

Wireless and DSL Modems

PC Cards

供应商 型号 品牌 批号 封装 库存 备注 价格
RichtekUSAInc.
24+
6-WDFN(2x2)
66800
原厂授权一级代理,专注汽车、医疗、工业、新能源!
询价
RICHTEK
24+
WDFN-6SL
65300
一级代理/放心购买!
询价
Richtek
22+
6-WDFN
9000
原厂渠道,现货配单
询价
RICHTEK/立锜
24+
WDFN2X2-6S
20000
原装正品现货供应
询价
RICHTEK/立锜
2023+
WDFN2X2-6S
20000
一级代理优势现货,全新正品直营店
询价
RICHTEK/立锜
23+
QFN
50000
全新原装正品现货,支持订货
询价
RICHTEK
23+
QFN
8560
受权代理!全新原装现货特价热卖!
询价
RICHTEK/立锜
21+
QFN
3046
原装正品
询价
Richtek(立崎)
23+
NA
26094
10年以上分销经验原装进口正品,做服务型企业
询价
RICHTEK
23+
WQFN-6
3055
原厂原装正品
询价