Part Details for UC3863N by Texas Instruments
Results Overview of UC3863N by Texas Instruments
- Distributor Offerings: (9 listings)
- Number of FFF Equivalents: (3 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.
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UC3863N Information
UC3863N by Texas Instruments 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 UC3863N
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
2156-UC3863N-TI-ND
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DigiKey | IC REG CTRLR MULT TOPOLOGY 16DIP Min Qty: 71 Lead time: 7 Weeks Container: Tube MARKETPLACE PRODUCT |
15270 In Stock |
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$4.2100 | Buy Now |
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DISTI #
296-11320-5-ND
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DigiKey | IC REG CTRLR MULT TOPOLOGY 16DIP Min Qty: 71 Lead time: 7 Weeks Container: Tube | Limited Supply - Call |
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Buy Now | |
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DISTI #
86293835
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Verical | Voltage Mode PWM Controller 500mA 550kHz 16-Pin PDIP RoHS: Compliant Min Qty: 90 Package Multiple: 1 Date Code: 1301 | Americas - 4950 |
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$3.3750 / $4.2125 | Buy Now |
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DISTI #
86297460
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Verical | Voltage Mode PWM Controller 500mA 550kHz 16-Pin PDIP RoHS: Compliant Min Qty: 90 Package Multiple: 1 Date Code: 0501 | Americas - 4175 |
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$3.3750 / $4.2125 | Buy Now |
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DISTI #
86292110
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Verical | Voltage Mode PWM Controller 500mA 550kHz 16-Pin PDIP RoHS: Compliant Min Qty: 90 Package Multiple: 1 | Americas - 2925 |
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$3.3750 / $4.2125 | Buy Now |
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DISTI #
86297670
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Verical | Voltage Mode PWM Controller 500mA 550kHz 16-Pin PDIP RoHS: Compliant Min Qty: 90 Package Multiple: 1 Date Code: 0701 | Americas - 1800 |
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$3.3750 / $4.2125 | Buy Now |
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DISTI #
86294214
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Verical | Voltage Mode PWM Controller 500mA 550kHz 16-Pin PDIP RoHS: Compliant Min Qty: 90 Package Multiple: 1 Date Code: 0601 | Americas - 1235 |
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$3.3750 / $4.2125 | Buy Now |
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DISTI #
86292402
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Verical | Voltage Mode PWM Controller 500mA 550kHz 16-Pin PDIP RoHS: Compliant Min Qty: 90 Package Multiple: 1 Date Code: 0401 | Americas - 150 |
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$3.3750 / $4.2125 | Buy Now |
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Rochester Electronics | Switching Controller, Voltage-mode, 1.5A, 1000kHz Switching Freq-Max, BIPolar, PDIP16 RoHS: Compliant Status: Obsolete Min Qty: 1 | 15270 |
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$2.7000 / $3.3700 | Buy Now |
US Tariff Estimator: UC3863N by Texas Instruments
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 UC3863N
UC3863N Part Data Attributes
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UC3863N
Texas Instruments
Buy Now
Datasheet
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Compare Parts:
UC3863N
Texas Instruments
Switching Controller, Voltage-mode, 1.5A, 1000kHz Switching Freq-Max, BIPolar, PDIP16
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| Pbfree Code | No | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Package Description | Green, Plastic, Dip-16 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Analog IC - Other Type | Switching Controller | |
| Control Mode | Voltage-Mode | |
| Control Technique | Resonant Control | |
| Input Voltage-Max | 20 V | |
| Input Voltage-Min | 8 V | |
| Input Voltage-Nom | 12 V | |
| JESD-30 Code | R-PDIP-T16 | |
| JESD-609 Code | e4 | |
| Length | 19.305 Mm | |
| Number of Functions | 1 | |
| Number of Terminals | 16 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Current-Max | 1.5 A | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | DIP | |
| Package Equivalence Code | DIP16,.3 | |
| Package Shape | Rectangular | |
| Package Style | In-Line | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 5.08 Mm | |
| Surface Mount | No | |
| Switcher Configuration | Push-Pull | |
| Switching Frequency-Max | 1000 Khz | |
| Technology | Bipolar | |
| Temperature Grade | Commercial | |
| Terminal Finish | Nickel Palladium Gold | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Dual | |
| Width | 7.62 Mm |
Alternate Parts for UC3863N
This table gives cross-reference parts and alternative options found for UC3863N. 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 UC3863N, 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 |
|---|---|---|---|---|
| UC3863J | Texas Instruments | Check for Price | Switching Controller, Current-mode, 1.5A, 1000kHz Switching Freq-Max, BIPolar, CDIP16 | UC3863N vs UC3863J |
| UC3863NG4 | Texas Instruments | Check for Price | Switching Controller, Voltage-mode, 1.5A, 1000kHz Switching Freq-Max, BIPolar, PDIP16 | UC3863N vs UC3863NG4 |
| UC2863NG4 | Texas Instruments | Check for Price | Switching Controller, Voltage-mode, 1.5A, 1000kHz Switching Freq-Max, BIPolar, PDIP16 | UC3863N vs UC2863NG4 |
UC3863N Frequently Asked Questions (FAQ)
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The UC3863N is a high-frequency device, and proper layout and placement are crucial for its operation. TI recommends a 4-layer PCB with a solid ground plane, and the IC should be placed close to the input capacitors. The output inductor and diode should be placed close to the IC, and the feedback components should be routed away from the high-current paths.
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The input capacitor should have a low ESR and be rated for the maximum input voltage. A ceramic or film capacitor with a value of 1-10uF is recommended. The output capacitor should also have a low ESR and be rated for the maximum output voltage. A ceramic or electrolytic capacitor with a value of 10-100uF is recommended. The capacitor values and types should be chosen based on the specific application requirements.
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The maximum duty cycle for the UC3863N is 90%. However, it's recommended to keep the duty cycle below 80% to ensure reliable operation and to prevent overheating.
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The UC3863N's voltage feedback loop requires compensation to ensure stability. A type II compensator is recommended, which consists of a resistor and capacitor in series, connected between the feedback pin and the output voltage. The values of the resistor and capacitor should be chosen based on the specific application requirements and the desired loop bandwidth.
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The recommended operating temperature range for the UC3863N is -40°C to 125°C. However, the device can operate up to 150°C with derating. It's essential to ensure that the device is properly cooled and that the maximum junction temperature is not exceeded.