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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC3846N
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UC3846N - Texas Instruments

Manufacturer Part Number
UC3846N
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC3846N
ECAD Model
Parts Description
IC REG CTRLR MULT TOPOLOGY 16DIP
Package
16-DIP (0.300', 7.62mm)
Data sheet
Cylindrical Battery Holders.pdf
UC1846/7, UC2846/7, UC3846/7.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 17250

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Specifications

UC3846N Tech Specifications
Texas Instruments - UC3846N technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC3846N

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Vcc/Vdd) 6.95V ~ 40V  
Topology Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull  
Synchronous Rectifier Yes  
Supplier Device Package 16-PDIP  
Series -  
Serial Interfaces -  
Package / Case 16-DIP (0.300', 7.62mm)  
Package Tube  
Output Type Transistor Driver  
Output Phases 1  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature 0°C ~ 70°C (TA)  
Number of Outputs 2  
Mounting Type Through Hole  
Function Step-Up, Step-Up/Step-Down  
Frequency - Switching 500kHz  
Duty Cycle (Max) 50%  
Control Features Current Limit, Enable, Frequency Control, Soft Start  
Clock Sync Yes  
Base Product Number UC3846  

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

UC3846N

Manufacturer

Texas Instruments

Introduction

The UC3846N is a power management integrated circuit (PMIC) that functions as a DC-DC switching controller. It is designed to provide a versatile and efficient solution for power conversion applications, offering a range of features and capabilities to meet various system requirements.

Product Features and Performance

Supports step-up, step-up/step-down, and other converter topologies

Operates with an input voltage range of 6.95V to 40V

Switching frequency up to 500kHz

Maximum duty cycle of 50%

Includes synchronous rectification

Offers clock synchronization capability

Incorporates current limiting, enable, and soft-start control features

Product Advantages

Highly flexible and configurable for diverse power conversion needs

Efficient power management through high-frequency switching and synchronous rectification

Wide input voltage range accommodates a variety of application requirements

Robust control features for improved system performance and reliability

Key Reasons to Choose This Product

Proven reliability and performance from a trusted manufacturer, Texas Instruments

Versatile design suitable for a wide range of power conversion applications

Optimized efficiency and power density for improved system design

Comprehensive control features for enhanced system control and protection

Quality and Safety Features

Robust design and manufacturing process for reliable operation

Compliance with relevant safety and regulatory standards

Compatibility

Suitable for use in a variety of power conversion applications, including but not limited to: industrial equipment, consumer electronics, telecommunications, and automotive systems.

Application Areas

Step-up, step-up/step-down, and other converter topologies

Industrial and commercial power supplies

Telecommunications and networking equipment

Consumer electronics and appliances

Automotive and transportation systems

Product Lifecycle

The UC3846N is an active and widely used product in the power management IC market. Texas Instruments continues to provide support and development for this product line. While there may be equivalent or alternative models available from other manufacturers, the UC3846N remains a popular choice for many power conversion applications. If you require more information or have specific questions about product availability or alternatives, please contact our sales team through our website.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC3846N

Product Attribute UC3846N UC3847N UC3846Q UC3845N
Part Number UC3846N UC3847N UC3846Q UC3845N
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Synchronous Rectifier Yes Yes Yes No
Base Product Number UC3846 UC3847 UC3846 UC3845
Control Features Current Limit, Enable, Frequency Control, Soft Start Current Limit, Enable, Frequency Control, Soft Start Current Limit, Enable, Frequency Control, Soft Start Frequency Control
Package Tube Tube Tube Tube
Voltage - Supply (Vcc/Vdd) 6.95V ~ 40V 6.95V ~ 40V 6.95V ~ 40V 12V ~ 28V
Frequency - Switching 500kHz 500kHz 500kHz Up to 500kHz
Clock Sync Yes Yes Yes No
Supplier Device Package 16-PDIP 16-PDIP 20-PLCC (9x9) 8-PDIP
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Duty Cycle (Max) 50% 50% 50% 48%
Package / Case 16-DIP (0.300', 7.62mm) 16-DIP (0.300', 7.62mm) 20-LCC (J-Lead) 8-DIP (0.300", 7.62mm)
Output Phases 1 1 1 1
Output Configuration Positive Positive Positive Positive, Isolation Capable
Number of Outputs 2 2 2 1
Function Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down
Mounting Type Through Hole Through Hole Surface Mount Through Hole
Series - - - -
Topology Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull Boost, Buck, Buck-Boost, Flyback, Forward
Serial Interfaces - - - -

UC3846N Datasheet PDF

Download UC3846N pdf datasheets and Texas Instruments documentation for UC3846N - Texas Instruments.

Datasheets
Cylindrical Battery Holders.pdf
PCN Design/Specification
Cylindrical Battery Holders.pdf
HTML Datasheet
UC1846/7, UC2846/7, UC3846/7.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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UC3846N

Texas Instruments
32D-UC3846N

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