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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC2843DTR
UC2843DTR Image
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See specifications for product details.

UC2843DTR - Texas Instruments

Manufacturer Part Number
UC2843DTR
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC2843DTR
ECAD Model
Parts Description
IC REG CTRLR MULT TOP 14SOIC
Detailed Description
Package
14-SOIC (0.154", 3.90mm Width)
Data sheet
Power Management Guide.pdf
UC1842-45, UC2842-45, UC3842-45.pdf
RoHs Status
ROHS3 Compliant
In stock: 66910

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Specifications

UC2843DTR Tech Specifications
Texas Instruments - UC2843DTR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC2843DTR

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 14-SOIC  
Series -  
Serial Interfaces -  
Package / Case 14-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

UC2843DTR

Manufacturer

Texas Instruments

Introduction

The UC2843DTR is a PWM Controller designed for power management applications, providing efficient control for power supplies.

Product Features and Performance

Advanced PWM control for optimized power management

Wide input voltage range (-0.3V ~ 6.3V) for flexible power sourcing

Supply voltage requirement of 12V ~ 28V for versatile applications

Low supply current (11 mA) for energy efficiency

Operational temperature range from -40°C to 85°C, suitable for harsh environments

Surface Mount technology for compact integration

Part of the UCx84x series, known for reliable power management solutions

Product Advantages

High-efficiency power management

Robust design for extended use in diverse conditions

Flexible application due to wide input and supply voltage ranges

Energy-saving with low operational current

Key Technical Parameters

Voltage Input: -0.3V to 6.3V

Voltage Supply: 12V to 28V

Current Supply: 11 mA

Operating Temperature: -40°C to 85°C

Package / Case: 14-SOIC

Quality and Safety Features

Designed following Texas Instruments' stringent quality standards for reliability and safety in power management.

Compatibility

Compatible with a wide range of power supply systems due to its adaptable input and supply voltage specifications.

Application Areas

Power supply controllers

Power management systems

Energy-saving devices

Electronics requiring efficient PWM control

Product Lifecycle

Active status, ensuring ongoing production and support. No current indication of discontinuation, with replacements or upgrades not required at the moment.

Several Key Reasons to Choose This Product

Texas Instruments' reputation for quality and reliability in power management.

Energy-efficient design with low supply current.

Wide operating temperature range for use in various environments.

Versatile power input and supply ranges for compatibility with multiple power systems.

Active product lifecycle status ensures long-term support and availability.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC2843DTR

Product Attribute UC2843DTR UC2844ADTRG4 UC2843BNG UC2844AD
Part Number UC2843DTR UC2844ADTRG4 UC2843BNG UC2844AD
Manufacturer Texas Instruments Texas Instruments onsemi Microsemi Corporation
Package Tape & Reel (TR) Tape & Reel (TR) Tube Bag
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Synchronous Rectifier No No No No
Serial Interfaces - - - -
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Package / Case 14-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154", 3.90mm Width) 8-DIP (0.300', 7.62mm) 14-SOIC (0.154', 3.90mm Width)
Topology Boost, Buck, Buck-Boost, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Flyback Boost, Buck, Flyback, Forward
Supplier Device Package 14-SOIC 14-SOIC 8-PDIP 14-SOIC
Voltage - Supply (Vcc/Vdd) 12V ~ 28V 10V ~ 30V 7.6V ~ 30V 10V ~ 30V
Clock Sync No No No No
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -25°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Base Product Number UC2843 UC2844 UC2843 UC2844
Function Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Down
Output Phases 1 1 1 1
Mounting Type Surface Mount Surface Mount Through Hole Surface Mount
Series - - - -
Number of Outputs 1 1 1 1
Duty Cycle (Max) 97% 48% 96% 48%

UC2843DTR Datasheet PDF

Download UC2843DTR pdf datasheets and Texas Instruments documentation for UC2843DTR - Texas Instruments.

Datasheets
Power Management Guide.pdf
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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UC2843DTR Image

UC2843DTR

Texas Instruments
32D-UC2843DTR

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