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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC3843BN
UC3843BN Image
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UC3843BN - STMicroelectronics

Manufacturer Part Number
UC3843BN
Manufacturer
STMicroelectronics
Allelco Part Number
32D-UC3843BN
ECAD Model
Parts Description
IC REG CTRLR BST/FLYBK 8-MINIDIP
Package
8-DIP (0.300", 7.62mm)
Data sheet
UC2842B-45B, UC3842B-45B.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 114980

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Specifications

UC3843BN Tech Specifications
STMicroelectronics - UC3843BN technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - UC3843BN

Product Attribute Attribute Value  
Manufacturer STMicroelectronics  
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V  
Topology Boost, Flyback  
Synchronous Rectifier No  
Supplier Device Package 8-Mini DIP  
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 (TJ)  
Number of Outputs 1  
Mounting Type Through Hole  
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  

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 STMicroelectronics UC3843BN

Product Attribute UC3843BN UC3843BDR2G UC3843BDG UC3843BVD
Part Number UC3843BN UC3843BDR2G UC3843BDG UC3843BVD
Manufacturer STMicroelectronics onsemi onsemi onsemi
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Base Product Number UC3843 UC3843 UC3843 UC3843
Mounting Type Through Hole Surface Mount Surface Mount Surface Mount
Clock Sync No No No No
Package Tube Tape & Reel (TR) Tube Tube
Package / Case 8-DIP (0.300", 7.62mm) 14-SOIC (0.154", 3.90mm Width) 14-SOIC (0.154', 3.90mm Width) 14-SOIC (0.154', 3.90mm Width)
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V
Output Phases 1 1 1 1
Synchronous Rectifier No No No No
Function Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Up/Step-Down
Series - - - -
Duty Cycle (Max) 96% 96% 96% 96%
Serial Interfaces - - - -
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Operating Temperature 0°C ~ 70°C (TJ) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) -40°C ~ 105°C (TA)
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Topology Boost, Flyback Boost, Flyback Boost, Flyback Boost, Flyback
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Number of Outputs 1 1 1 1
Supplier Device Package 8-Mini DIP 14-SOIC 14-SOIC 14-SOIC

UC3843BN Datasheet PDF

Download UC3843BN pdf datasheets and STMicroelectronics documentation for UC3843BN - STMicroelectronics.

PCN Design/Specification
Mult Dev Adv Material Notice 8/Apr/2019.pdf
HTML Datasheet
UC2842B-45B, UC3842B-45B.pdf
PCN Assembly/Origin
UC284/UC384 18/May/2020.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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UC3843BN Image

UC3843BN

STMicroelectronics
32D-UC3843BN

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