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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsRT8009-33GB
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RT8009-33GB - Richtek USA Inc.

Manufacturer Part Number
RT8009-33GB
Manufacturer
Richtek
Allelco Part Number
32D-RT8009-33GB
ECAD Model
Parts Description
IC REG BUCK 3.3V 600MA SOT23-5
Detailed Description
Package
SC-74A, SOT-753
Data sheet
RT8009.pdf
RoHs Status
ROHS3 Compliant
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Specifications

RT8009-33GB Tech Specifications
Richtek USA Inc. - RT8009-33GB technical specifications, attributes, parameters and parts with similar specifications to Richtek USA Inc. - RT8009-33GB

Product Attribute Attribute Value  
Manufacturer Richtek  
Voltage - Output (Min/Fixed) 3.3V  
Voltage - Output (Max) -  
Voltage - Input (Min) 2.5V  
Voltage - Input (Max) 5.5V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package SOT-23-5  
Series -  
Package / Case SC-74A, SOT-753  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Output Type Fixed  
Output Configuration Positive  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 1.25MHz  
Current - Output 600mA  
Base Product Number RT8009  

Parts Introduction

Manufacturer Part Number

RT8009-33GB

Manufacturer

Richtek

Introduction

The Richtek RT8009-33GB is a high-efficiency, fixed-output, step-down DC-DC switching regulator. It is designed to provide a regulated 3.3V output from a 2.5V to 5.5V input voltage range, making it suitable for a wide range of portable and battery-powered applications.

Product Features and Performance

Fixed 3.3V output voltage

Input voltage range: 2.5V to 5.5V

Output current capability up to 600mA

25MHz switching frequency

High efficiency up to 92%

Synchronous rectification for improved efficiency

Thermal shutdown and overcurrent protection

Small SC-74A package

Product Advantages

High efficiency for extended battery life

Compact size for space-constrained designs

Simple design with minimal external components

Robust protection features for reliable operation

Key Reasons to Choose This Product

Consistent and reliable 3.3V power supply

Optimized for portable and battery-powered applications

Excellent power conversion efficiency

Comprehensive protection features for safe operation

Easy to integrate into a variety of systems

Quality and Safety Features

Thermal shutdown protection

Overcurrent protection

Short-circuit protection

Robust and reliable design

Compatibility

The RT8009-33GB is compatible with a wide range of electronic devices and systems that require a regulated 3.3V power supply, such as:

Portable electronics

Wearable devices

Wireless sensors

Microcontroller-based systems

Application Areas

Portable and battery-powered devices

Wireless communication systems

Industrial control and automation

Automotive and transportation applications

Internet of Things (IoT) devices

Product Lifecycle

The RT8009-33GB is an active product in our website's sales team's portfolio. There are no immediate plans for discontinuation, and it remains a widely used and recommended solution for 3.3V power supply requirements. While there may be equivalent or alternative models available from our website's sales team or other manufacturers, it is recommended to contact our website's sales team for the most up-to-date information on product availability and potential alternatives.

Parts with Similar Specifications

The three parts on the right have similar specifications to Richtek USA Inc. RT8009-33GB

Product Attribute RT8009-33GB RT8009-25GJ5 RT8009GB RT8009-18GJ5
Part Number RT8009-33GB RT8009-25GJ5 RT8009GB RT8009-18GJ5
Manufacturer Richtek USA Inc. Richtek USA Inc. Richtek USA Inc. Richtek USA Inc.
Base Product Number RT8009 RT8009 RT8009 RT8009
Supplier Device Package SOT-23-5 TSOT-23-5 SOT-23-5 TSOT-23-5
Voltage - Input (Max) 5.5V 5.5V 5.5V 5.5V
Function Step-Down Step-Down Step-Down Step-Down
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Voltage - Output (Min/Fixed) 3.3V 2.5V 0.5V 1.8V
Output Configuration Positive Positive Positive Positive
Frequency - Switching 1.25MHz 1.25MHz 1.25MHz 1.25MHz
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Number of Outputs 1 1 1 1
Current - Output 600mA 600mA 600mA 600mA
Series - - - -
Voltage - Input (Min) 2.5V 2.5V 2.5V 2.5V
Output Type Fixed Fixed Adjustable Fixed
Topology Buck Buck Buck Buck
Package / Case SC-74A, SOT-753 SOT-23-5 Thin, TSOT-23-5 SC-74A, SOT-753 SOT-23-5 Thin, TSOT-23-5
Voltage - Output (Max) - - 5.5V -
Synchronous Rectifier Yes Yes Yes Yes

RT8009-33GB Datasheet PDF

Download RT8009-33GB pdf datasheets and Richtek USA Inc. documentation for RT8009-33GB - Richtek USA Inc..

Environmental Information
RoHS Declaration.pdf
HTML Datasheet
RT8009.pdf

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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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RT8009-33GB Image

RT8009-33GB

Richtek USA Inc.
32D-RT8009-33GB

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