UC3861DW
- Mfr.Part #
- UC3861DW
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC OFFLINE SW MULT TOP 16SOIC
- Stock
- 1
- In Stock :
- 1
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Texas Instruments
- Product Category :
- AC DC Converters, Offline Switches
- Output Isolation :
- Non-Isolated
- Output Voltage :
- 1.7V
- Pbfree Code :
- yes
- Width :
- 7.5mm
- Number of Pins :
- 16
- Surface Mount :
- yes
- Thickness :
- 2.35mm
- Fall Time (Typ) :
- 25 ns
- Number of Terminations :
- 16
- Input Voltage (Min) :
- 11.5V
- Length :
- 10.3mm
- Rise Time :
- 25ns
- Packaging :
- Tube
- Terminal Position :
- Dual
- Voltage - Supply (Vcc/Vdd) :
- 10.5V~22V
- Terminal Form :
- Gull wing
- Package / Case :
- 16-SOIC (0.295, 7.50mm Width)
- RoHS Status :
- ROHS3 Compliant
- Duty Cycle :
- 100 %
- Internal Switch(s) :
- yes
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Number of Outputs :
- 2
- Weight :
- 473.692182mg
- Base Part Number :
- UC3861
- Factory Lead Time :
- 6 Weeks
- Peak Reflow Temperature (Cel) :
- 260
- Frequency :
- 450kHz
- Operating Temperature :
- 0°C~70°C TA
- Radiation Hardening :
- No
- Lifecycle Status :
- ACTIVE (Last Updated: 5 days ago)
- Control Features :
- Soft Start
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Frequency - Switching :
- 10kHz~1MHz
- Number of Functions :
- 1
- Topology :
- Full-Bridge, Half-Bridge, Push-Pull
- Height :
- 2.65mm
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Mounting Type :
- Surface Mount
- Lead Free :
- Lead Free
- JESD-609 Code :
- e4
- ECCN Code :
- EAR99
- Supply Voltage :
- 12V
- Input Voltage-Nom :
- 12V
- Control Technique :
- RESONANT CONTROL
- Voltage - Start Up :
- 16.5V
- Output Current :
- 200mA
- Control Mode :
- VOLTAGE-MODE
- Max Duty Cycle :
- 50 %
- Datasheets
- UC3861DW

AC DC Converters, Offline Switches Texas Instruments UC3861DW Overview
The UC3861DW from Texas Instruments is a highly efficient, integrated circuit designed for offline switching applications. This IC is crafted to handle complex power management challenges within electronic devices, making it a versatile choice for designers seeking a reliable solution for AC to DC conversion. The UC3861DW is engineered to optimize power efficiency and performance, providing a robust platform for developing advanced electronic systems. Its 16SOIC package ensures a compact footprint while maintaining ease of integration into various designs, crucial for high-volume B2B customers focused on scalability and precision in their electronic products.
UC3861DW Features
The UC3861DW incorporates multiple features that enhance its utility in managing power requirements efficiently. Key features include advanced thermal management capabilities, which prevent overheating during high-load operations. The IC also supports multiple control modes, offering flexibility in application design. Additionally, the built-in fault protection mechanisms ensure long-term reliability and safety in end-user products, crucial for maintaining system integrity under various operating conditions.
UC3861DW Applications
- Power Supplies: The UC3861DW is ideal for use in both isolated and non-isolated power supplies, enhancing energy efficiency and reducing operational costs.
- Consumer Electronics: Implements in devices such as televisions and gaming consoles to provide stable power control and improved energy conversion rates.
- Industrial Systems: Utilized in industrial automation for managing power in machinery and production lines, ensuring reliable operation and system safety.
- Telecommunications Equipment: Key component in power management systems within telecom infrastructures, optimizing power usage and maintaining system stability.
- Computer Servers: Helps to regulate power supply in high-demand server environments, ensuring consistent performance and reduced energy wastage.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















