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UC2843B
Cutting-edge Current Mode PWM Controller for efficient power management
UC2843B
Cutting-edge Current Mode PWM Controller 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.
About Payment
We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.
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Paypal
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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.
Example
Tape and Reel
Cut Tape
Tube or Tray
UC2843B DataSheet
Pricing (USD)
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 5 | $0.185 | $0.92 |
| 50 | $0.151 | $7.55 |
| 150 | $0.136 | $20.40 |
| 500 | $0.119 | $59.50 |
| 2500 | $0.096 | $240.00 |
| 5000 | $0.091 | $455.00 |
These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.
Details
The UC3842B is designed with UVLO thresholds set at 16 V (on) and 10 V (off), making it particularly suitable for off-line converters. Conversely, the UC3843B caters to lower voltage applications with UVLO thresholds of 8.5 V (on) and 7.6 V (off)
Key Features
- Flexible design for various industrial and consumer applications
- Economical solution for demanding PWM control systems
Application
- Precise current control
- Optimal for DC-to-DC converters
- Excellent for offline applications
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Rohs Code | Yes | Part Life Cycle Code | Active |
| Part Package Code | DIP | Pin Count ! | 14 |
| Reach Compliance Code | compliant | ECCN Code | EAR99 |
| HTS Code ! | 8542.39.00.01 | Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | CURRENT-MODE | Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 25 V | Input Voltage-Min | 12 V |
| Input Voltage-Nom | 15 V | JESD-30 Code | R-PDIP-T14 |
| Number of Functions | 1 | Number of Terminals | 14 |
| Operating Temperature-Max | 85 °C | Operating Temperature-Min | -25 °C |
| Output Current-Max | 1 A | Package Body Material | PLASTIC/EPOXY |
| Package Code | DIP | Package Equivalence Code | DIP14,.3 |
| Package Shape | RECTANGULAR | Package Style | IN-LINE |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | Qualification Status ! | Not Qualified |
| Seated Height-Max | 5.1 mm | Surface Mount ! | NO |
| Switcher Configuration | SINGLE | Switching Frequency-Max | 500 kHz |
| Technology | BIPOLAR | Temperature Grade ! | OTHER |
| Terminal Form ! | THROUGH-HOLE | Terminal Pitch ! | 2.54 mm |
| Terminal Position | DUAL | Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Width | 7.62 mm |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
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