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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersRT8237AZQW
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RT8237AZQW - Richtek USA Inc.

Manufacturer Part Number
RT8237AZQW
Manufacturer
Richtek
Allelco Part Number
32D-RT8237AZQW
ECAD Model
Parts Description
IC REG CTRLR BUCK 10WDFN
Package
10-WFDFN Exposed Pad
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 7510

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Our certification

Specifications

RT8237AZQW Tech Specifications
Richtek USA Inc. - RT8237AZQW technical specifications, attributes, parameters and parts with similar specifications to Richtek USA Inc. - RT8237AZQW

Product Attribute Attribute Value  
Manufacturer Richtek  
Voltage - Supply (Vcc/Vdd) 4.5V ~ 5.5V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 10-WDFN (3x3)  
Series -  
Serial Interfaces -  
Package / Case 10-WFDFN Exposed Pad  
Package Tape & Reel (TR)  
Output Type Transistor Driver  
Output Phases 1  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 290kHz ~ 430kHz  
Duty Cycle (Max) -  
Control Features Current Limit, Enable, Phase Control, Power Good  
Clock Sync No  
Base Product Number RT8237  

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

RT8237AZQW

Manufacturer

richtek

Introduction

The RT8237AZQW is a highly integrated, high-performance, synchronous step-down DC-DC switching regulator that provides a single phase output. It features a wide input voltage range, current limiting, and a power good flag. The device is optimized for power-sensitive applications that require a compact, efficient, and reliable power supply solution.

Product Features and Performance

Wide input voltage range of 4.5V to 5.5V

Synchronous rectification for high efficiency

Fixed switching frequency of 290kHz to 430kHz

Current limiting and thermal shutdown protection

Power good flag output

10-WFDFN exposed pad package

Product Advantages

High efficiency and compact size for space-constrained designs

Robust protection features to ensure reliable operation

Flexible configuration options to meet various application requirements

Key Reasons to Choose This Product

Optimized for power-sensitive applications that require a compact, efficient, and reliable power supply solution

Excellent thermal management and protection features ensure stable and safe operation

Easy to integrate and configure for a wide range of applications

Quality and Safety Features

Complies with industry safety and regulatory standards

Robust protection features, including current limiting and thermal shutdown, ensure reliable operation

Compatibility

The RT8237AZQW is designed to be compatible with a wide range of electronic devices and systems that require a high-performance, synchronous step-down DC-DC switching regulator.

Application Areas

Portable electronics

Wearable devices

Industrial automation equipment

Telecommunications equipment

Medical devices

Product Lifecycle

The RT8237AZQW is a discontinued product at DiGi-Electronics. Customers are advised to contact the manufacturer or our website's sales team for information on equivalent or alternative models that may be available.

Parts with Similar Specifications

The three parts on the right have similar specifications to Richtek USA Inc. RT8237AZQW

Product Attribute RT8237AZQW RT8228AZQW RT8232AZQW RT8237CZQW
Part Number RT8237AZQW RT8228AZQW RT8232AZQW RT8237CZQW
Manufacturer Richtek USA Inc. Richtek USA Inc. Richtek USA Inc. Richtek USA Inc.
Clock Sync No No - No
Package / Case 10-WFDFN Exposed Pad 12-WFQFN Exposed Pad - 10-WFDFN Exposed Pad
Number of Outputs 1 1 - 1
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) - -40°C ~ 85°C (TA)
Function Step-Down Step-Down - Step-Down
Frequency - Switching 290kHz ~ 430kHz - - 290kHz ~ 430kHz
Package Tape & Reel (TR) Tape & Reel (TR) Bulk Tape & Reel (TR)
Voltage - Supply (Vcc/Vdd) 4.5V ~ 5.5V 4.5V ~ 5.5V - 4.5V ~ 5.5V
Control Features Current Limit, Enable, Phase Control, Power Good Current Limit, Enable, On Time Control, Phase Control, Power Good - Current Limit, Enable, Phase Control, Power Good
Duty Cycle (Max) - - - -
Mounting Type Surface Mount Surface Mount - Surface Mount
Supplier Device Package 10-WDFN (3x3) 12-WQFN (2x2) - 10-WDFN (3x3)
Serial Interfaces - - - -
Synchronous Rectifier Yes Yes - Yes
Output Phases 1 1 - 1
Output Configuration Positive Positive - Positive
Output Type Transistor Driver Transistor Driver - Transistor Driver
Base Product Number RT8237 RT8228 RT8232 RT8237
Series - - * -
Topology Buck Buck - Buck

RT8237AZQW Datasheet PDF

Download RT8237AZQW pdf datasheets and Richtek USA Inc. documentation for RT8237AZQW - Richtek USA Inc..

Datasheets
Cylindrical Battery Holders.pdf
Environmental Information
RoHS Declaration.pdf
PCN Assembly/Origin
2.73KHz.pdf

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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RT8237AZQW Image

RT8237AZQW

Richtek USA Inc.
32D-RT8237AZQW

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