Datasheet > RT6256C

RT6256C

更新时间： 2024-09-23 15:50:03

品牌	Logo	应用领域
立锜 - RICHTEK		/
页数	文件大小	规格书
25页	394K
描述
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中文翻译

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技术参数
数据手册

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RT6256C 技术参数

Status：	Active	Vin (min) (V)：	5.1
Vin (max) (V)：	23	Number of Outputs：	1
Vout (min) (V)：	5.049	Vout (max) (V)：	5.151
Preset Vout (V)：		Output Adj. Method：	Fixed
Iout (max) (A)：	6	Current Limit (typ) (A)：	8.4
Freq (typ) (kHz)：	750	Freq (min) (kHz)：
Freq (max) (kHz)：		Ext Sync：	No
Ron_HS (typ) (mOhm)：	30	Ron_LS (typ) (mOhm)：	15
Iq (typ) (mA)：	0.1	Features：	ACOT Control;COT Control;Cycle-by-Cycle Current Limit;Enable Input;OCP;OTP;OVP;PSM;Power Good;Stable with Ceramic Capacitor;UVP;Ultrasonic Mode Control
Package Type：	UQFN3x3-12H(FC)

RT6256C 数据手册

RT6256BH/CH

6A, 23V Synchronous Step-Down Converter with 3.3V/5V LDO

General Description

Features

^4.5V to 23V (RT6256BH) and 5.1V to 23V (RT6256CH)

The RT6256BH/CH is an advanced constant on-time

Input Voltage Range 6A Output Current

(ACOT ) mode synchronous buck converter. The main

^ACOT Mode Performs Fast Transient Response

control loop of the RT6256BH/CH using an advanced

^ACOT Architecture to Enable All MLCC Output

constant on-time (ACOT ) mode control which provides a

Capacitor Usage

very fast transient response. The RT6256BH operates from

4.5V to 23V input voltage and RT6256CH operates from

5.1V to 23V.

^Fixed 750kHz (RT6256CH) and 500kHz (RT6256BH)

Switching Frequency

^High Efficient Internal Power MOSFET Switch-

30mΩ (High-Side) and 15mΩ (Low-Side)

^Fixed 3.3V (RT6256BH) and 5V (RT6256CH) LDOs

Output Supply 100mA

Applications

 Industrial and Commercial Low Power Systems

 Computer Peripherals

^Pre-biased Soft-Start

 LCDMonitors and TVs

 Cycle-by-Cycle Over-Current Protection

 Input Under-Voltage Lockout

 Green Electronics/Appliances

 Point of Load Regulation for High-Performance DSPs,

FPGAs, and ASICs

 Thermal Shutdown Protection

 Output Over-/Under-Voltage Protection

 Ultrasonic Mode (USM)

Simplified Application Circuit

RT6256BH/CH

PGOOD

VIN

PGOOD

BOOT

VCC

OUT

VOUT

LDO

AGND

PGND

is a registered trademark of Richtek Technology Corporation.

DS6256BH_CH-00 November 2019

www.richtek.com

12 3 4 5 6 7...25

中文翻译

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与RT6256C相关器件

型号	品牌	获取价格	描述	数据表
RT6256CH	RICHTEK	获取价格	6A, 23V Synchronous Step-Down Converter with 3.3V/5V LDO
RT6257A	RICHTEK	获取价格	暂无描述
RT6257AHGJ6F	RICHTEK	获取价格	ACOT Step-Down Converter
RT6257B	RICHTEK	获取价格	18V, 6A, 500kHz, ACOT® Step-Down Converter i
RT6257BHGJ6F	RICHTEK	获取价格	ACOT Step-Down Converter
RT6258B	RICHTEK	获取价格	暂无描述
RT6258BH	RICHTEK	获取价格	8A, 23V Synchronous Step-Down Converter with 3.3V/5V LDO
RT6258C	RICHTEK	获取价格	暂无描述
RT6258CH	RICHTEK	获取价格	8A, 23V Synchronous Step-Down Converter with 3.3V/5V LDO
RT6258D	RICHTEK	获取价格	暂无描述