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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC3842AD8TR
UC3842AD8TR Image
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See specifications for product details.

UC3842AD8TR - Texas Instruments

Manufacturer Part Number
UC3842AD8TR
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC3842AD8TR
ECAD Model
Parts Description
IC REG CTRLR PWM CM 8SOIC
Detailed Description
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
UC1842A-45A, UC2842A-45A, UC3842A-45A.pdf
RoHs Status
ROHS3 Compliant
In stock: 75000

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Quantity

Specifications

UC3842AD8TR Tech Specifications
Texas Instruments - UC3842AD8TR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC3842AD8TR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Vcc/Vdd) 10V ~ 30V  
Topology Boost, Buck, 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 0°C ~ 70°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) 96%  
Control Features Frequency Control  
Clock Sync No  
Base Product Number UC3842  

Parts Introduction

Manufacturer Part Number

UC3842AD8TR

Manufacturer

Texas Instruments

Introduction

The UC3842AD8TR is a PWM (Pulse Width Modulation) controller integrated circuit used in power supply controllers and monitors.

Product Features and Performance

PWM control for efficient power management

Supports a wide input voltage range of -0.3V to 6.3V

Supply voltage range from 10V to 30V

Operating current supply of 11 mA

Operational temperature range from 0°C to 70°C

Surface mount design in an 8-SOIC package

Product Advantages

Efficient power conversion

Compact and surface mountable for easy integration

Suitable for a broad range of applications due to versatile input and supply voltage ranges

Key Technical Parameters

Voltage Input: -0.3V ~ 6.3V

Voltage Supply: 10V ~ 30V

Current Supply: 11 mA

Operating Temperature: 0°C ~ 70°C (TA)

Mounting Type: Surface Mount

Package / Case: 8-SOIC (0.154", 3.90mm Width)

Quality and Safety Features

Reliable operation within specified temperature range

Robust surface mount 8-SOIC package enhances durability

Compatibility

Compatible with various power management applications requiring PWM control

Application Areas

Power supply units

Power management systems

Product Lifecycle

Currently active product status

No indication of nearing discontinuation

Availability of replacements or upgrades if needed

Several Key Reasons to Choose This Product

High reliability and efficiency in power management

Versatility in application due to wide voltage ranges

Compact size suitable for various electronic devices

Provided by Texas Instruments, a trusted name in semiconductor industry

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC3842AD8TR

Product Attribute UC3842AD8TR UC3842AM UC3842AD8 UC3841DW
Part Number UC3842AD8TR UC3842AM UC3842AD8 UC3841DW
Manufacturer Texas Instruments Microchip Technology Texas Instruments Texas Instruments
Serial Interfaces - - - -
Series - - - -
Supplier Device Package 8-SOIC 8-DIP 8-SOIC 18-SOIC
Mounting Type Surface Mount Through Hole Surface Mount Surface Mount
Clock Sync No No No No
Voltage - Supply (Vcc/Vdd) 10V ~ 30V 10V ~ 30V 10V ~ 30V 8V ~ 32V
Topology Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Flyback, Forward Converter
Control Features Frequency Control Frequency Control Frequency Control Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start
Synchronous Rectifier No No No No
Output Phases 1 1 1 1
Function Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Up/Step-Down
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz 500kHz
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Number of Outputs 1 1 1 1
Package Tape & Reel (TR) Tube Tube Tube
Base Product Number UC3842 UC3842 UC3842 UC3841
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-DIP (0.300", 7.62mm) 8-SOIC (0.154', 3.90mm Width) 18-SOIC (0.295", 7.50mm Width)
Duty Cycle (Max) 96% 96% 96% 95%
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver

UC3842AD8TR Datasheet PDF

Download UC3842AD8TR pdf datasheets and Texas Instruments documentation for UC3842AD8TR - Texas Instruments.

PCN Design/Specification
Mult Devices Font 21/Apr/2018.pdf UCYYY 13/DEC/2017.pdf
HTML Datasheet
UC1842A-45A, UC2842A-45A, UC3842A-45A.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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UC3842AD8TR Image

UC3842AD8TR

Texas Instruments
32D-UC3842AD8TR

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