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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC3843J
UC3843J Image
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See specifications for product details.
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UC3843J - Unitrode

Manufacturer Part Number
UC3843J
Manufacturer
Unitrode
Allelco Part Number
32D-UC3843J
ECAD Model
Parts Description
1A, 500KHZ BIPOLAR, CDIP8
Detailed Description
Package
8-CDIP (0.300", 7.62mm)
Data sheet
UC3843J.pdf
Our certification
In stock: 5440

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Specifications

UC3843J Tech Specifications
Unitrode - UC3843J technical specifications, attributes, parameters and parts with similar specifications to Unitrode - UC3843J

Product Attribute Attribute Value  
Manufacturer Unitrode  
Voltage - Supply (Vcc/Vdd) 12V ~ 28V  
Topology Boost, Buck, Buck-Boost, Flyback, Forward  
Synchronous Rectifier No  
Supplier Device Package 8-CDIP  
Series -  
Serial Interfaces -  
Package / Case 8-CDIP (0.300", 7.62mm)  
Package Bulk  
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) 97%  
Control Features Frequency Control  
Clock Sync No  
Base Product Number UC3843  

Parts with Similar Specifications

The three parts on the right have similar specifications to Unitrode UC3843J

Product Attribute UC3843J UC3843D8G4 UC3843N UC3843N
Part Number UC3843J UC3843D8G4 UC3843N UC3843N
Manufacturer Unitrode Texas Instruments Fairchild Semiconductor Texas Instruments
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Voltage - Supply (Vcc/Vdd) 12V ~ 28V 12V ~ 28V 7.6V ~ 30V 12V ~ 28V
Number of Outputs 1 1 1 1
Topology Boost, Buck, Buck-Boost, Flyback, Forward Boost, Buck, Buck-Boost, Flyback, Forward Boost, Buck, Buck-Boost, Flyback, Forward Boost, Buck, Buck-Boost, Flyback, Forward
Mounting Type Through Hole Surface Mount Through Hole Through Hole
Duty Cycle (Max) 97% 97% 97% 97%
Base Product Number UC3843 UC3843 UC3843 UC3843
Function Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down
Package / Case 8-CDIP (0.300", 7.62mm) 8-SOIC (0.154", 3.90mm Width) 8-DIP (0.300", 7.62mm) 8-DIP (0.300", 7.62mm)
Series - - - -
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Serial Interfaces - - - -
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Output Phases 1 1 1 1
Clock Sync No No No No
Synchronous Rectifier No No No No
Supplier Device Package 8-CDIP 8-SOIC 8-DIP 8-PDIP
Package Bulk Tube Tube Tube

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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UC3843J Image

UC3843J

Unitrode
32D-UC3843J

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