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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC3844AN
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UC3844AN - Texas Instruments

Manufacturer Part Number
UC3844AN
Manufacturer
Texas Instruments
Allelco Part Number
32D-UC3844AN
ECAD Model
Parts Description
IC REG CTRLR PWM CM 8DIP
Package
8-DIP (0.300', 7.62mm)
Data sheet
UC1842A-45A, UC2842A-45A, UC3842A-45A.pdf
UC184xA, 284xA, 384xA Series.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 45750

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Specifications

UC3844AN Tech Specifications
Texas Instruments - UC3844AN technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - UC3844AN

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-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 0°C ~ 70°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) 48%  
Control Features Frequency Control  
Clock Sync No  
Base Product Number UC3844  

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 with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments UC3844AN

Product Attribute UC3844AN UC3844BD1R2G UC3844ADTR UC3844BDG
Part Number UC3844AN UC3844BD1R2G UC3844ADTR UC3844BDG
Manufacturer Texas Instruments onsemi Texas Instruments onsemi
Output Phases 1 1 1 1
Serial Interfaces - - - -
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Function Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Up/Step-Down
Synchronous Rectifier No No No No
Clock Sync No No No No
Series - - - -
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Base Product Number UC3844 UC3844 UC3844 UC3844
Package / Case 8-DIP (0.300', 7.62mm) 8-SOIC (0.154', 3.90mm Width) 14-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154', 3.90mm Width)
Supplier Device Package 8-PDIP 8-SOIC 14-SOIC 14-SOIC
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Mounting Type Through Hole Surface Mount Surface Mount Surface Mount
Duty Cycle (Max) 48% 48% 48% 48%
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Voltage - Supply (Vcc/Vdd) 10V ~ 30V 10V ~ 36V 10V ~ 30V 10V ~ 36V
Topology Boost, Buck, Flyback, Forward Boost, Flyback Boost, Buck, Flyback, Forward Boost, Flyback
Package Tube Tape & Reel (TR) Tape & Reel (TR) Tube
Number of Outputs 1 1 1 1

UC3844AN Datasheet PDF

Download UC3844AN pdf datasheets and Texas Instruments documentation for UC3844AN - Texas Instruments.

HTML Datasheet
UC1842A-45A, UC2842A-45A, UC3842A-45A.pdf UC184xA, 284xA, 384xA Series.pdf
PCN Design/Specification
UCYYY 13/DEC/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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UC3844AN

Texas Instruments
32D-UC3844AN

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