Part Details for UC2845BNG by onsemi
Results Overview of UC2845BNG by onsemi
- Distributor Offerings: (15 listings)
- Number of FFF Equivalents: (2 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Industrial Automation
Energy and Power Systems
Renewable Energy
UC2845BNG Information
UC2845BNG by onsemi is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Price & Stock for UC2845BNG
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
57M9997
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Newark | Pwm Controller, 52Khz, 30V, Dip-8, Power Supply Controller Type:Single Ended Controller, No. Of Channels:1Channels, Control Mode:Current Mode Control, Supply Voltage Min:-, Supply Voltage Max:-, Ic Case/Package:Dip, Product Range:-Rohs Compliant: Yes |Onsemi UC2845BNG RoHS: Compliant Min Qty: 400 Package Multiple: 1 Date Code: 0 Container: Bulk | 0 |
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$0.7610 / $1.0900 | Buy Now |
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DISTI #
UC2845BNG
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Avnet Americas | - Rail/Tube (Alt: UC2845BNG) COO: China RoHS: Compliant Min Qty: 2300 Package Multiple: 50 Lead time: 19 Weeks, 0 Days Container: Tube | 0 |
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$0.3080 / $0.3144 | Buy Now |
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Rochester Electronics | Switching Controller, Current-mode, 1A, 275kHz Switching Freq-Max, BIPolar, PDIP8 RoHS: Compliant Status: Active Min Qty: 1 | 170 |
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$0.4105 / $0.6621 | Buy Now |
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DISTI #
UC2845BNG
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TME | IC: PMIC, PWM controller, 1A, 48÷500kHz, Ch: 1, DIP8, boost,flyback Min Qty: 1 | 0 |
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$0.4850 / $1.9200 | RFQ |
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Ameya Holding Limited | UC2845BNG Series 36 V 17 mA High Performance Current Mode Controller - DIP-8 | 50 |
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RFQ | |
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ComSIT USA | Electronic Component RoHS: Compliant |
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RFQ | |
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DISTI #
UC2845BNG
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IBS Electronics | SWITCHING CONTROLLER CURRENT-MODE 1A 275KHZ SWITCHING FREQ-MAX BIPOLAR PDIP8 Min Qty: 2100 Package Multiple: 1 | 0 |
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$0.3850 / $0.4270 | Buy Now |
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Karl Kruse GmbH & Co KG | Current Mode PWM Controller 1A 500kHz 8-Pin PDIP T | 1900 |
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RFQ | |
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DISTI #
UC2845BNG
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Avnet Asia | (Alt: UC2845BNG) RoHS: Compliant Min Qty: 2300 Package Multiple: 50 Lead time: 19 Weeks, 0 Days | 0 |
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RFQ | |
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DISTI #
UC2845BNG
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Avnet Silica | (Alt: UC2845BNG) RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 20 Weeks, 0 Days | Silica - 900 |
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Buy Now |
US Tariff Estimator: UC2845BNG by onsemi
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
Part Details for UC2845BNG
UC2845BNG Part Data Attributes
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UC2845BNG
onsemi
Buy Now
Datasheet
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Compare Parts:
UC2845BNG
onsemi
High Performance Current Mode PWM Controller, 8 LEAD PDIP, 50-TUBE
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Part Package Code | 8 LEAD PDIP | |
| Pin Count | 8 | |
| Manufacturer Package Code | 626-05 | |
| Reach Compliance Code | Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Factory Lead Time | 14 Weeks | |
| 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-T8 | |
| JESD-609 Code | e3 | |
| Length | 9.78 Mm | |
| Number of Functions | 1 | |
| Number of Terminals | 8 | |
| 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 | DIP7/8,.3 | |
| Package Shape | Rectangular | |
| Package Style | In-Line | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 4.45 Mm | |
| Surface Mount | No | |
| Switcher Configuration | Single | |
| Switching Frequency-Max | 275 Khz | |
| Technology | Bipolar | |
| Temperature Grade | Other | |
| Terminal Finish | Matte Tin | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Dual | |
| Width | 7.62 Mm |
Alternate Parts for UC2845BNG
This table gives cross-reference parts and alternative options found for UC2845BNG. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of UC2845BNG, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| UC3845BNG | onsemi | $0.4314 | High Performance Current Mode PWM Controller, 8 LEAD PDIP, 50-TUBE | UC2845BNG vs UC3845BNG |
| UC2845BN | onsemi | Check for Price | 1A SWITCHING CONTROLLER, 275kHz SWITCHING FREQ-MAX, PDIP8, PLASTIC, DIP-8 | UC2845BNG vs UC2845BN |
UC2845BNG Frequently Asked Questions (FAQ)
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The recommended input capacitor value is 1uF to 10uF, depending on the input voltage and output current requirements. A larger capacitor value can help reduce input voltage ripple and improve overall system stability.
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The inductor value depends on the output voltage, output current, and switching frequency. A general rule of thumb is to choose an inductor value that results in a peak-to-peak ripple current of 20-30% of the output current. The datasheet provides a formula to calculate the inductor value based on these parameters.
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The UC2845BNG is capable of delivering up to 5A of output current, depending on the input voltage and output voltage requirements. However, the actual output current capability may be limited by the thermal performance of the device and the PCB design.
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To ensure the UC2845BNG operates within its SOA, follow the guidelines outlined in the datasheet for input voltage, output voltage, and output current. Additionally, ensure that the device is properly cooled, and the PCB design provides adequate thermal dissipation.
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Yes, the UC2845BNG can be used in a synchronous rectification topology. However, this requires additional external components and careful design consideration to ensure proper operation and minimize power losses.