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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC2843N
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UC2843N - Texas Instruments

Manufacturer Part Number
UC2843N
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC2843N
ECAD Model
Parts Description
IC REG CTRLR MULT TOPOLOGY 8DIP
Package
8-DIP (0.300', 7.62mm)
Data sheet
UC1842-45, UC2842-45, UC3842-45.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 36070

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Specifications

UC2843N Tech Specifications
Texas Instruments - UC2843N technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC2843N

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-PDIP  
Series -  
Serial Interfaces -  
Package / Case 8-DIP (0.300', 7.62mm)  
Package Tube  
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 Through Hole  
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

UC2843N

Manufacturer

Texas Instruments

Introduction

The UC2843N is a power supply controller IC designed for use in a wide range of power supply applications. It provides advanced features and high performance to ensure efficient and reliable power conversion.

Product Features and Performance

Wide input voltage range of -0.3V to 6.3V

Operates on a supply voltage of 12V to 28V

Supplies up to 11mA of current

Supports operating temperatures from -40°C to 85°C

Available in a through-hole 8-DIP (0.300", 7.62mm) package

Product Advantages

Excellent power conversion efficiency

Robust overcurrent and overvoltage protection

Precise voltage regulation and control

Reliable and stable operation across a wide range of conditions

Key Reasons to Choose This Product

High-performance power management for diverse applications

Proven reliability and durability from a trusted manufacturer

Cost-effective solution for power supply design

Easy integration and seamless compatibility

Quality and Safety Features

Rigorous quality control and testing procedures

Compliance with industry safety standards

Robust thermal management and overcurrent protection

Compatibility

The UC2843N is compatible with a wide range of power supply designs and can be used in various applications, including:

Switching power supplies

DC-DC converters

Uninterruptible power supplies (UPS)

Industrial and commercial power systems

Application Areas

Industrial and automation equipment

Telecommunication and networking devices

Medical and healthcare equipment

Automotive and transportation systems

Consumer electronics and home appliances

Product Lifecycle

The UC2843N is an active and widely used product in our website's sales team portfolio. While there may be equivalent or alternative models available, it is recommended to contact our website's sales team for the most up-to-date information on product availability and any potential replacements or discontinued versions.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC2843N

Product Attribute UC2843N UC2844AD8 UC2843BN UC2843D8TRG4
Part Number UC2843N UC2844AD8 UC2843BN UC2843D8TRG4
Manufacturer Texas Instruments Texas Instruments onsemi Texas Instruments
Package / Case 8-DIP (0.300', 7.62mm) 8-SOIC (0.154", 3.90mm Width) 8-DIP (0.300", 7.62mm) 8-SOIC (0.154', 3.90mm Width)
Number of Outputs 1 1 1 1
Package Tube Tube Tube Tape & Reel (TR)
Synchronous Rectifier No No No No
Output Phases 1 1 1 1
Serial Interfaces - - - -
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Topology Boost, Buck, Buck-Boost, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Flyback Boost, Buck, Buck-Boost, Flyback, Forward
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -25°C ~ 85°C (TA) -40°C ~ 85°C (TA)
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, Step-Up/Step-Down
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Supplier Device Package 8-PDIP 8-SOIC 8-PDIP 8-SOIC
Duty Cycle (Max) 97% 48% 96% 97%
Base Product Number UC2843 UC2844 UC2843 UC2843
Mounting Type Through Hole Surface Mount Through Hole Surface Mount
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Series - - - -
Voltage - Supply (Vcc/Vdd) 12V ~ 28V 10V ~ 30V 7.6V ~ 30V 12V ~ 28V
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Clock Sync No No No No

UC2843N Datasheet PDF

Download UC2843N pdf datasheets and Texas Instruments documentation for UC2843N - Texas Instruments.

HTML Datasheet
UC1842-45, UC2842-45, UC3842-45.pdf
PCN Design/Specification
US18/28/38 DataSheet Update 4/Jan/2017.pdf
PCN Assembly/Origin
UC284/UC384 16/Mar/2022.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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UC2843N

Texas Instruments
32D-UC2843N

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