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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC3843ADR2
UC3843ADR2 Image
Image may be representation.
See specifications for product details.

UC3843ADR2 - onsemi

Manufacturer Part Number
UC3843ADR2
Manufacturer
onsemi
Allelco Part Number
32D-UC3843ADR2
ECAD Model
Parts Description
IC REG CTRLR BUCK 14SOIC
Detailed Description
Package
14-SOIC (0.154', 3.90mm Width)
Data sheet
Cylindrical Battery Holders.pdf
UC2842A(43A), UC3842A(43A).pdf
In stock: 12640

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Quantity

Specifications

UC3843ADR2 Tech Specifications
onsemi - UC3843ADR2 technical specifications, attributes, parameters and parts with similar specifications to onsemi - UC3843ADR2

Product Attribute Attribute Value  
Manufacturer onsemi  
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V  
Topology Boost, Flyback  
Synchronous Rectifier No  
Supplier Device Package 14-SOIC  
Series -  
Serial Interfaces -  
Package / Case 14-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-Up/Step-Down  
Frequency - Switching Up to 500kHz  
Duty Cycle (Max) 96%  
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 onsemi UC3843ADR2

Product Attribute UC3843ADR2 UC3843AD8TR UC3843AD1R2 UC3843AD8
Part Number UC3843ADR2 UC3843AD8TR UC3843AD1R2 UC3843AD8
Manufacturer onsemi Texas Instruments onsemi Texas Instruments
Duty Cycle (Max) 96% 96% 96% 96%
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Function Step-Up, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Down, Step-Up/Step-Down
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Number of Outputs 1 1 1 1
Supplier Device Package 14-SOIC 8-SOIC 8-SOIC 8-SOIC
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V
Clock Sync No No No No
Package / Case 14-SOIC (0.154', 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154', 3.90mm Width)
Package Tape & Reel (TR) Tape & Reel (TR) Bulk Tube
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) -40°C ~ 150°C (TJ) 0°C ~ 70°C (TA)
Topology Boost, Flyback Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward Boost, Buck, Flyback, Forward
Series - - - -
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Output Phases 1 1 1 1
Synchronous Rectifier No No No No
Base Product Number UC3843 UC3843 UC3843 UC3843
Serial Interfaces - - - -

UC3843ADR2 Datasheet PDF

Download UC3843ADR2 pdf datasheets and onsemi documentation for UC3843ADR2 - onsemi.

Datasheets
Cylindrical Battery Holders.pdf
Environmental Information
onsemi RoHS.pdf onsemi REACH.pdf
PCN Obsolescence/ EOL
Cylindrical Battery Holders.pdf
HTML Datasheet
UC2842A(43A), UC3842A(43A).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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UC3843ADR2 Image

UC3843ADR2

onsemi
32D-UC3843ADR2

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