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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC2843D8TR
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UC2843D8TR - Texas Instruments

Manufacturer Part Number
UC2843D8TR
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC2843D8TR
ECAD Model
Parts Description
IC REG CTRLR MULT TOPOLOGY 8SOIC
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
UC1842-45, UC2842-45, UC3842-45.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 47110

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Specifications

UC2843D8TR Tech Specifications
Texas Instruments - UC2843D8TR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC2843D8TR

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  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

UC2843D8TR

Manufacturer

Texas Instruments

Introduction

The UC2843D8TR is part of Texas Instruments' UCx84x series, a family of Power Supply Controllers and Monitors designed for Pulse Width Modulation (PWM) control in power management applications.

Product Features and Performance

The UC2843D8TR offers high-performance PWM control, facilitating efficient power delivery and management. It operates across a voltage input range of -0.3V to 6.3V and is capable of being powered by a supply voltage ranging from 12V to 28V. The device has a modest current supply need of 11 mA, making it energy efficient for various applications. It supports a wide operating temperature range from -40°C to 85°C, ensuring reliability across diverse environmental conditions. Designed for surface mounting, it comes in an 8-SOIC package, making it suitable for compact PCB layouts.

Product Advantages

The UC2843D8TR boasts several key advantages, including:

High-efficiency PWM control to optimize power management.

Low power operation with a current supply of only 11 mA, enhancing energy efficiency.

Robust operational stability across a wide temperature spectrum.

Compact form factor suitable for space-constrained applications.

Ease of integration into diverse power management systems due to its surface mount design.

Key Technical Parameters

Voltage Input: -0.3V ~ 6.3V

Voltage Supply: 12V ~ 28V

Current Supply: 11 mA

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: 8-SOIC

Base Product Number: UC2843

Quality and Safety Features

The UC2843D8TR is manufactured by Texas Instruments, a name synonymous with high-quality and reliable semiconductor products. Designed and tested rigorously to meet strict industry standards, this PWM controller ensures long-term reliable operation.

Compatibility

This product is designed for seamless integration with a wide range of power supply systems requiring efficient PWM control. Its surface-mount SOIC-8 package is compatible with standard PCB manufacturing processes.

Application Areas

The UC2843D8TR is versatile for various applications, including but not limited to:

Switching power supplies

DC-DC converters

Power inverters

Motor control systems

Battery chargers

Product Lifecycle

Status: Active

This product is currently active with no immediate indication from Texas Instruments regarding discontinuation. Customers can expect ongoing availability, with support for replacements or upgrades as needed.

Several Key Reasons to Choose This Product

High-efficiency PWM control optimizes power usage and delivery.

Low operational current enhances energy efficiency, reducing overall power consumption.

Wide operating temperature range ensures reliability under varied environmental conditions.

Compact, surface-mount design compatible with various PCB designs.

Manufactured by a leader in semiconductor technology, ensuring quality, reliability, and technical support.

Versatile application potential across a broad spectrum of power management systems.

Active product life status with Texas Instruments' support for future availability and upgrades.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC2843D8TR

Product Attribute UC2843D8TR UC2843D8 UC2844AD8G4 UC2843DTR
Part Number UC2843D8TR UC2843D8 UC2844AD8G4 UC2843DTR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Supplier Device Package 8-SOIC 8-SOIC 8-SOIC 14-SOIC
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Series - - - -
Voltage - Supply (Vcc/Vdd) 12V ~ 28V 12V ~ 28V 10V ~ 30V 12V ~ 28V
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154', 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154", 3.90mm Width)
Synchronous Rectifier No No No No
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Topology Boost, Buck, Buck-Boost, Flyback, Forward Boost, Buck, Buck-Boost, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Buck, Buck-Boost, Flyback, Forward
Base Product Number UC2843 UC2843 UC2844 UC2843
Package Tape & Reel (TR) Tube Tube Tape & Reel (TR)
Output Phases 1 1 1 1
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Serial Interfaces - - - -
Number of Outputs 1 1 1 1
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
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, Step-Up/Step-Down
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Duty Cycle (Max) 97% 97% 48% 97%
Clock Sync No No No No

UC2843D8TR Datasheet PDF

Download UC2843D8TR pdf datasheets and Texas Instruments documentation for UC2843D8TR - Texas Instruments.

PCN Design/Specification
Mult Devices Font 21/Apr/2018.pdf US18/28/38 DataSheet Update 4/Jan/2017.pdf
HTML Datasheet
UC1842-45, UC2842-45, UC3842-45.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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UC2843D8TR Image

UC2843D8TR

Texas Instruments
32D-UC2843D8TR

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