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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersUC3845BD1
UC3845BD1 Image
Image may be representation.
See specifications for product details.

UC3845BD1 - STMicroelectronics

Manufacturer Part Number
UC3845BD1
Manufacturer
STMicroelectronics
Allelco Part Number
32D-UC3845BD1
ECAD Model
Parts Description
IC REG CTRLR BOOST/FLYBACK 8SO
Detailed Description
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
UC2842B-45B, UC3842B-45B.pdf
RoHs Status
ROHS3 Compliant
In stock: 58500

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Quantity

Specifications

UC3845BD1 Tech Specifications
STMicroelectronics - UC3845BD1 technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - UC3845BD1

Product Attribute Attribute Value  
Manufacturer STMicroelectronics  
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V  
Topology Boost, Flyback  
Synchronous Rectifier No  
Supplier Device Package 8-SOIC  
Series -  
Serial Interfaces -  
Package / Case 8-SOIC (0.154", 3.90mm Width)  
Package Tube  
Output Type Transistor Driver  
Output Phases 1  
Product Attribute Attribute Value  
Output Configuration Positive, Isolation Capable  
Operating Temperature -40°C ~ 150°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Up, Step-Up/Step-Down  
Frequency - Switching Up to 500kHz  
Duty Cycle (Max) 48%  
Control Features Frequency Control  
Clock Sync No  
Base Product Number UC3845  

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics UC3845BD1

Product Attribute UC3845BD1 UC3845ADM UC3845BD1R2G UC3845AM
Part Number UC3845BD1 UC3845ADM UC3845BD1R2G UC3845AM
Manufacturer STMicroelectronics Microsemi Corporation onsemi Microsemi Corporation
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154', 3.90mm Width) 8-SOIC (0.154', 3.90mm Width) 8-DIP (0.300', 7.62mm)
Control Features Frequency Control Frequency Control Frequency Control Frequency Control
Supplier Device Package 8-SOIC 8-SOIC 8-SOIC 8-DIP
Frequency - Switching Up to 500kHz Up to 500kHz Up to 500kHz Up to 500kHz
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V 7.6V ~ 30V
Duty Cycle (Max) 48% 48% 48% 48%
Output Configuration Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable Positive, Isolation Capable
Topology Boost, Flyback Boost, Buck, Flyback, Forward Boost, Flyback Boost, Buck, Flyback, Forward
Package Tube Bulk Tape & Reel (TR) Tube
Clock Sync No No No No
Base Product Number UC3845 UC3845 UC3845 UC3845
Number of Outputs 1 1 1 1
Output Phases 1 1 1 1
Function Step-Up, Step-Up/Step-Down Step-Up, Step-Down Step-Up, Step-Up/Step-Down Step-Up, Step-Down
Mounting Type Surface Mount Surface Mount Surface Mount Through Hole
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Synchronous Rectifier No No No No
Serial Interfaces - - - -
Operating Temperature -40°C ~ 150°C (TJ) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Series - - - -

UC3845BD1 Datasheet PDF

Download UC3845BD1 pdf datasheets and STMicroelectronics documentation for UC3845BD1 - STMicroelectronics.

PCN Packaging
Moisture Barrier Bag 09/May/2016.pdf Mult Dev Cover Tape Chg 14/Aug/2019.pdf
PCN Assembly/Origin
Qualification HD Lead Frame/Resin 10/Feb/2014.pdf
PCN Design/Specification
SO8 HD Assembly line/Material Set Chg 22/Mar/2016.pdf
HTML Datasheet
UC2842B-45B, UC3842B-45B.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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UC3845BD1 Image

UC3845BD1

STMicroelectronics
32D-UC3845BD1

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