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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC3844D8TR
UC3844D8TR Image
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See specifications for product details.

UC3844D8TR - Texas Instruments

Manufacturer Part Number
UC3844D8TR
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC3844D8TR
ECAD Model
Parts Description
IC REG CTRLR PWM CM 8SOIC
Detailed Description
Package
8-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: 50040

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Quantity

Specifications

UC3844D8TR Tech Specifications
Texas Instruments - UC3844D8TR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC3844D8TR

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 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) 48%  
Control Features Frequency Control  
Clock Sync No  
Base Product Number UC3844  

Parts Introduction

Manufacturer Part Number

UC3844D8TR

Manufacturer

Texas Instruments

Introduction

The UC3844D8TR is a PWM Controller for optimized power management, provided in an 8-SOIC package.

Product Features and Performance

PWM Controller for efficient power conversion

Operating Voltage Range: -0.3V ~ 6.3V with a Supply Voltage of 12V ~ 28V

Supply Current: 11 mA

Operating Temperature from 0°C to 70°C

Surface Mount 8-SOIC Package for easy integration

Product Advantages

High integration suitable for compact designs

Supports broad voltage input and operating range

Low supply current requirement helps reduce overall power consumption

Key Technical Parameters

Voltage Input: -0.3V ~ 6.3V

Voltage Supply: 12V ~ 28V

Current Supply: 11 mA

Operating Temperature: 0°C ~ 70°C

Mounting Type: Surface Mount

Package / Case: 8-SOIC

Quality and Safety Features

Built within stringent industry standards for reliability and safety

Compatibility

Compatible with various power supply designs due to its versatile input voltage range

Application Areas

Primarily in power management applications requiring a PWM Controller

Product Lifecycle

The product status is Active

No near discontinuation, with continuous support and potential upgrades or replacements available

Several Key Reasons to Choose This Product

Optimal performance and power efficiency with a PWM control approach

Low operational power requirement, enhancing system energy efficiency

Versatility in usage due to broad operating temperature and voltage range

Reliable manufacturer and ongoing product support

Suitable for space-sensitive applications due to its compact SOIC package

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC3844D8TR

Product Attribute UC3844D8TR UC3844BVNG UC3844BVD1R2G UC3844BVDR2
Part Number UC3844D8TR UC3844BVNG UC3844BVD1R2G UC3844BVDR2
Manufacturer Texas Instruments onsemi onsemi onsemi
Operating Temperature 0°C ~ 70°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA) -40°C ~ 105°C (TA)
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 Up to 500kHz
Voltage - Supply (Vcc/Vdd) 12V ~ 28V 10V ~ 36V 10V ~ 36V 10V ~ 36V
Base Product Number UC3844 UC3844 UC3844 UC3844
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tape & Reel (TR)
Clock Sync No No No No
Number of Outputs 1 1 1 1
Duty Cycle (Max) 48% 48% 48% 48%
Package / Case 8-SOIC (0.154', 3.90mm Width) 8-DIP (0.300', 7.62mm) 8-SOIC (0.154', 3.90mm Width) 14-SOIC (0.154", 3.90mm Width)
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Topology Boost, Buck, Buck-Boost, Flyback, Forward Boost, Flyback Boost, Flyback Boost, Flyback
Synchronous Rectifier No No No No
Serial Interfaces - - - -
Supplier Device Package 8-SOIC 8-PDIP 8-SOIC 14-SOIC
Function Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down
Series - - - -
Output Phases 1 1 1 1
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Mounting Type Surface Mount Through Hole Surface Mount Surface Mount

UC3844D8TR Datasheet PDF

Download UC3844D8TR pdf datasheets and Texas Instruments documentation for UC3844D8TR - 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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UC3844D8TR Image

UC3844D8TR

Texas Instruments
32D-UC3844D8TR

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