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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC2843D8TRG4
UC2843D8TRG4 Image
Image may be representation.
See specifications for product details.

UC2843D8TRG4 - Texas Instruments

Manufacturer Part Number
UC2843D8TRG4
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC2843D8TRG4
ECAD Model
Parts Description
IC REG CTRLR MULT TOPOLOGY 8SOIC
Detailed Description
Package
8-SOIC (0.154', 3.90mm Width)
Data sheet
UC1842-45, UC2842-45, UC3842-45.pdf
RoHs Status
ROHS3 Compliant
In stock: 15730

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Specifications

UC2843D8TRG4 Tech Specifications
Texas Instruments - UC2843D8TRG4 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC2843D8TRG4

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Vcc/Vdd) 12V ~ 28V  
Topology Boost, Buck, Buck-Boost, Flyback, Forward  
Synchronous Rectifier No  
Supplier Device Package 8-SOIC  
Series -  
Serial Interfaces -  
Package / Case 8-SOIC (0.154', 3.90mm Width)  
Package Tape & Reel (TR)  
Output Type Transistor Driver  
Output Phases 1  
Product Attribute Attribute Value  
Output Configuration Positive, Isolation Capable  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Up, Step-Down, Step-Up/Step-Down  
Frequency - Switching Up to 500kHz  
Duty Cycle (Max) 97%  
Control Features Frequency Control  
Clock Sync No  
Base Product Number UC2843  

Parts Introduction

Manufacturer Part Number

UC2843D8TRG4

Manufacturer

Texas Instruments

Introduction

The UC2843D8TRG4 is a high-performance, fixed-frequency, current-mode PWM controller IC designed for switched-mode power supplies. It offers a wide input voltage range, low supply current, and advanced protection features, making it suitable for a variety of power conversion applications.

Product Features and Performance

Fixed-frequency current-mode PWM control

Wide input voltage range: -0.3V to 6.3V

Low supply current: 11 mA

Internal soft-start

Cycle-by-cycle current limiting

Thermal shutdown protection

Precision reference voltage

Product Advantages

Reliable and efficient power conversion

Versatile design for various applications

Advanced protection features for enhanced safety and reliability

Easy integration and implementation

Key Reasons to Choose This Product

Proven performance and reliability from a trusted manufacturer

Comprehensive set of features for robust power supply design

Optimized for cost-effective and energy-efficient solutions

Seamless integration into a wide range of power supply systems

Quality and Safety Features

Robust design for reliable operation

Thermal shutdown protection for safe operation

Cycle-by-cycle current limiting for overcurrent protection

Compatibility

The UC2843D8TRG4 is compatible with a wide range of power supply and converter designs, making it suitable for a variety of applications.

Application Areas

Switched-mode power supplies

DC-DC converters

Industrial power supplies

Consumer electronics power supplies

Product Lifecycle

The UC2843D8TRG4 has been discontinued by the manufacturer, Texas Instruments. However, there are equivalent and alternative models available that may meet your requirements. Please contact our website's sales team for more information on suitable replacement options.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC2843D8TRG4

Product Attribute UC2843D8TRG4 UC2843D8TR UC2843DTR UC2844AD
Part Number UC2843D8TRG4 UC2843D8TR UC2843DTR UC2844AD
Manufacturer Texas Instruments Texas Instruments Texas Instruments Microsemi Corporation
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Bag
Clock Sync No No No No
Base Product Number UC2843 UC2843 UC2843 UC2844
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Voltage - Supply (Vcc/Vdd) 12V ~ 28V 12V ~ 28V 12V ~ 28V 10V ~ 30V
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Supplier Device Package 8-SOIC 8-SOIC 14-SOIC 14-SOIC
Package / Case 8-SOIC (0.154', 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154', 3.90mm Width)
Function Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down
Topology Boost, Buck, Buck-Boost, Flyback, Forward Boost, Buck, Buck-Boost, Flyback, Forward Boost, Buck, Buck-Boost, Flyback, Forward Boost, Buck, Flyback, Forward
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Output Phases 1 1 1 1
Series - - - -
Serial Interfaces - - - -
Number of Outputs 1 1 1 1
Synchronous Rectifier No No No No
Duty Cycle (Max) 97% 97% 97% 48%

UC2843D8TRG4 Datasheet PDF

Download UC2843D8TRG4 pdf datasheets and Texas Instruments documentation for UC2843D8TRG4 - Texas Instruments.

HTML Datasheet
UC1842-45, UC2842-45, UC3842-45.pdf
PCN Design/Specification
US18/28/38 DataSheet Update 4/Jan/2017.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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UC2843D8TRG4 Image

UC2843D8TRG4

Texas Instruments
32D-UC2843D8TRG4

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