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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - Special PurposeRT8243BZQW
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RT8243BZQW - Richtek USA Inc.

Manufacturer Part Number
RT8243BZQW
Manufacturer
Richtek
Allelco Part Number
32D-RT8243BZQW
ECAD Model
Parts Description
IC REG CTRLR NOTEBK 2OUT 20WQFN
Package
20-WFQFN Exposed Pad
Data sheet
RT8243A,B,C.pdf
RoHs Status
ROHS3 Compliant
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In stock: 16120

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Specifications

RT8243BZQW Tech Specifications
Richtek USA Inc. - RT8243BZQW technical specifications, attributes, parameters and parts with similar specifications to Richtek USA Inc. - RT8243BZQW

Product Attribute Attribute Value  
Manufacturer Richtek  
Voltage - Output 2V ~ 5.5V  
Voltage - Input 5.5V ~ 25V  
Supplier Device Package 20-WQFN (3x3)  
Series -  
Package / Case 20-WFQFN Exposed Pad  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Operating Temperature -40°C ~ 85°C  
Number of Outputs 2  
Mounting Type Surface Mount  
Applications Controller, Notebook Power System  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

RT8243BZQW

Manufacturer

Richtek

Introduction

The RT8243BZQW is a highly integrated 2-channel synchronous step-down regulator designed for notebook and laptop computer power systems. It features high efficiency, low quiescent current, and comprehensive protection functions to ensure reliable and stable power delivery.

Product Features and Performance

Dual-channel synchronous step-down regulators

Wide input voltage range of 5.5V to 25V

Output voltage adjustable from 2V to 5.5V

High efficiency up to 95%

Low quiescent current of 40μA (typ.)

Comprehensive protection features: Overcurrent protection, Overvoltage protection, Thermal shutdown, and more

Stable operation in transient conditions

Fast transient response

Cycle-by-cycle current limit

Programmable soft-start

Small 20-WFQFN (3x3) package

Product Advantages

Efficient power conversion for notebook and laptop applications

Robust protection features ensure reliable and stable operation

Compact footprint for space-constrained designs

Flexible output voltage configuration to meet diverse power requirements

Key Reasons to Choose This Product

Highly integrated solution reduces component count and saves board space

Superior efficiency and low quiescent current optimize battery life

Comprehensive protection features safeguard the power system

Reliable performance and long-term stability

Quality and Safety Features

Automotive-grade quality and reliability

Compliant with RoHS and other environmental regulations

Compatibility

The RT8243BZQW is designed for use in notebook and laptop computer power systems, providing efficient and reliable power management for various components.

Application Areas

Notebook and laptop computers

Portable electronics

Industrial and medical equipment

Product Lifecycle

The RT8243BZQW has been discontinued at our website's sales team. However, there are equivalent or alternative models available from Richtek, such as the RT8243A, RT8243B, and RT8243C series. Customers are advised to contact our website's sales team for more information on the available options and product lifecycle.

Parts with Similar Specifications

The three parts on the right have similar specifications to Richtek USA Inc. RT8243BZQW

Product Attribute RT8243BZQW RT8248AGQW RT8243AZQW RT8243CZQW
Part Number RT8243BZQW RT8248AGQW RT8243AZQW RT8243CZQW
Manufacturer Richtek USA Inc. Richtek USA Inc. Richtek USA Inc. Richtek USA Inc.
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Series - - - -
Supplier Device Package 20-WQFN (3x3) 20-WQFN (3x3) 20-WQFN (3x3) 20-WQFN (3x3)
Voltage - Input 5.5V ~ 25V 4.5V ~ 26V 5.5V ~ 25V 5.5V ~ 25V
Package / Case 20-WFQFN Exposed Pad 20-WFQFN Exposed Pad 20-WFQFN Exposed Pad 20-WFQFN Exposed Pad
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Applications Controller, Notebook Power System Controller, DDR Controller, Notebook Power System Controller, Notebook Power System
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C
Number of Outputs 2 1 4 2
Voltage - Output 2V ~ 5.5V Multiple 2V ~ 5.5V 2V ~ 5.5V

RT8243BZQW Datasheet PDF

Download RT8243BZQW pdf datasheets and Richtek USA Inc. documentation for RT8243BZQW - Richtek USA Inc..

Environmental Information
RoHS Declaration.pdf
PCN Assembly/Origin
COO Change 19/Jul/2019.pdf
HTML Datasheet
RT8243A,B,C.pdf

Customers Also Interested in

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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RT8243BZQW Image

RT8243BZQW

Richtek USA Inc.
32D-RT8243BZQW

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