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UC3844BD1R2G
1A output capability for efficient power management
UC3844BD1R2G
1A output capability for efficient power management
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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UC3844BD1R2G DataSheet
Pricing (USD)
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 1 | $0.507 | $0.51 |
| 10 | $0.422 | $4.22 |
| 30 | $0.380 | $11.40 |
| 100 | $0.339 | $33.90 |
| 500 | $0.286 | $143.00 |
| 1000 | $0.274 | $274.00 |
These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.
Details
Committed to excellence, the UC3844BD1R2G emerges as a high-performance current-mode PWM controller engineered specifically for off-line or DC-to-DC fixed-frequency switching power supply applications. Its integrated temperature-compensated reference furnishes a dependable 5.1V voltage reference essential for precision control circuitry operation. The device's versatile programmable oscillator supports frequency adjustment between 100 kHz and 500 kHz, empowering designers to tailor performance to exact specifications. A standout feature is the pulse-by-pulse current limiting capability, safeguarding against overload situations and bolstering system reliability. With a precision voltage reference, low start-up current, and compact 8-pin SOIC package, the UC3844BD1R2G emerges as a top choice for a wide range of power supply design challenges
Key Features
- Automatic Overcurrent Protection
- Thermal Shutdown with Hysteresis
- Pulse-Width Modulation for Flexible Control
Application
- Switching power supplies
- Battery chargers
- LED lighting
- Industrial control systems
- Photovoltaic systems
- Motor control
- Consumer electronics
- Telecommunication equipment
- Inverters
- Renewable energy systems
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Manufacturer | onsemi | Product Category ! | Switching Controllers |
| RoHS | Details | Topology | Boost, Flyback |
| Number of Outputs | 1 Output | Switching Frequency ! | 500 kHz |
| Duty Cycle - Max | 48 % | Input Voltage | 15 V |
| Output Voltage | 4.9 V to 5.1 V | Output Current ! | 1 A |
| Minimum Operating Temperature | 0 C | Maximum Operating Temperature ! | + 70 C |
| Mounting Style | SMD/SMT | Package / Case | SOIC-8 |
| Brand | onsemi | Fall Time | 50 ns |
| Operating Supply Voltage ! | 30 V | Product Type ! | Switching Controllers |
| Rise Time ! | 50 ns | Series | UC3844B |
| Factory Pack Quantity | 2500 | Subcategory | PMIC - Power Management ICs |
| Type | Current Mode PWM Controller | Unit Weight | 0.019048 oz |
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