UC3845BD1R2G
8-Pin SOIC N T/R
Inventory:7,166
- 90-day after-sales guarantee
- 365 Days Quality Guarantee
- Genuine Product Guarantee
- 7*24 hours service quarantee
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Part Number : UC3845BD1R2G
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Package/Case : SOIC-8
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Manufacturer : onsemi
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Components Classification : DC DC Switching Controllers
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Datesheet : UC3845BD1R2G DataSheet (PDF)
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Series : UC3845
The UC3845BD1R2G is a high-performance fixed-frequency current-mode controller that provides constant regulation for power supplies and other electronic systems. It features a voltage reference, error amplifier, current sensing comparator, and a high-current totem pole output, making it suitable for various switching power applications. (Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.) Include a circuit diagram illustrating the connections and operation of the UC3845BD1R2G for a visual representation. Note: For detailed technical specifications, please refer to the UC3845BD1R2G datasheet. Functionality The UC3845BD1R2G is a versatile current-mode controller designed to provide stable regulation and control in switching power supplies and related applications. Its integrated features and programmable capabilities make it a reliable choice for power management. Usage Guide Q: What is the maximum frequency of operation for the UC3845BD1R2G? Q: Can the UC3845BD1R2G be used in LED lighting applications? For similar functionalities, consider these alternatives to the UC3845BD1R2G:Overview of UC3845BD1R2G
Pinout
Circuit Diagram
Key Features
Application
Frequently Asked Questions
A: The UC3845BD1R2G operates at a maximum fixed frequency determined by the external timing components connected to the RT/CT pin.
A: Yes, the UC3845BD1R2G can be utilized in LED driver circuits to provide constant current regulation and control.Equivalent

Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Status | Active | Compliance | PbAHP |
Package Type | SOIC-8 | Case Outline | 751-07 |
MSL Type | 1 | MSL Temp (°C) | 260 |
Container Type | REEL | Container Qty. | 2500 |
ON Target | N | Topology | Step-Up |
Control Mode | Current Mode | fsw Typ (kHz) | 52 |
Stand-by Mode | No | UVLO (V) | Yes |
Short Circuit Protection | Yes | Latch | No |
Soft Start | No | VCC Max (V) | 25 |
Drive Cap. (mA) | 200 / 200 | Pricing ($/Unit) | $0.2191Sample |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy ?
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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Shipping and Package ?
Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.
Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.
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Payment ?
For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.
If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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UC3845BD1R2G
8-Pin SOIC N T/R
Inventory:
7,166
Warranty & Returns
After Sales Service
What after-sales service can be provided?
We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:
·Initiate the request within 90 days after the item's shipment date.
·Coordinate the return or exchange with our team.
·Keep the items in their original condition as delivered.
·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.
Shipping
What channels of transportation of goods does the website support?
We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.







Package
How to ensure that the parts will be intact during transportation?
The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.




Payment
Which payment methods can be used to pay for goods
Accepted payment methods commonly encompass VISA, MasterCard, UnionPay, Western Union, PayPal, and various other options.
Should you have a particular payment preference or wish to seek information on rates and other specifics, please feel free to reach out to us.




