UC2851N
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- Mfr.Part #
- UC2851N
- Manufacturer
- Unitrode
- Package / Case
- 18-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC OFFLINE SWITCH MULT TOP 18DIP
- Stock
- 13,189
- In Stock ：
- 13,189
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- Manufacturer :
- Unitrode
- Product Category :
- AC DC Converters, Offline Switches
- Mounting Type :
- Through Hole
- Terminal Position :
- Dual
- Fall Time (Typ) :
- 50 ns
- Output Current :
- 400mA
- Factory Lead Time :
- 6 Weeks
- Surface Mount :
- No
- Frequency :
- 450kHz
- Number of Pins :
- 18
- Thickness :
- 4.57mm
- Nominal Input Voltage :
- 30V
- Switcher Configuration :
- Buck-Boost
- Weight :
- 1.206102g
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Width :
- 6.35mm
- Topology :
- Boost, Buck, Flyback, Forward
- Control Technique :
- PULSE WIDTH MODULATION
- Voltage - Supply (Vcc/Vdd) :
- 7.8V~32V
- Frequency - Switching :
- Up to 500kHz
- Operating Temperature :
- -40°C~85°C TA
- Pbfree Code :
- yes
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Lead Free :
- Lead Free
- Duty Cycle :
- 50%
- Additional Feature :
- CURRENT MODE OPERATION IS ALSO POSSIBLE
- ECCN Code :
- EAR99
- Height :
- 5.08mm
- Number of Terminations :
- 18
- Number of Outputs :
- 1
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Rise Time :
- 50ns
- Nominal Supply Current :
- 15mA
- JESD-609 Code :
- e4
- Base Part Number :
- UC2851
- Lifecycle Status :
- ACTIVE (Last Updated: 5 days ago)
- Pin Count :
- 18
- Input Voltage-Nom :
- 20V
- RoHS Status :
- ROHS3 Compliant
- Package / Case :
- 18-DIP (0.300, 7.62mm)
- Internal Switch(s) :
- No
- Output Voltage :
- 40V
- Fault Protection :
- Current Limiting, Over Voltage
- Terminal Pitch :
- 2.54mm
- Control Features :
- Frequency Control, Soft Start
- Output Power :
- 1W
- Max Power Dissipation :
- 1W
- Isolation :
- Non-Isolated
- Length :
- 22.48mm
- Number of Functions :
- 1
- Packaging :
- Tube
- Control Mode :
- CURRENT/VOLTAGE-MODE
- Max Duty Cycle :
- 46 %
- Voltage - Start Up :
- 8V
- Datasheets
- UC2851N
AC DC Converters, Offline Switches Unitrode UC2851N Overview
Introducing the UC2851N from Unitrode, an innovative IC designed for offline switching applications. This component excels in multiple topology operations, ensuring flexibility and efficiency in power management systems. The UC2851N is engineered to optimize the performance of AC DC converters and offline switches, making it an indispensable solution for developers looking to enhance system reliability and performance. Its robust design and advanced technology cater to a broad range of power applications, making it a pivotal choice for businesses aiming to bulk purchase high-quality, dependable integrated circuits.
UC2851N Features
The UC2851N boasts a comprehensive set of features tailored for high-performance offline switching. It is packaged in an 18-DIP format, which facilitates straightforward integration into various circuit designs. Key features include enhanced thermal performance, low standby power consumption, and superior efficiency, which are critical for reducing operational costs and improving device longevity.
UC2851N Applications
- Power Supplies: Enhances the efficiency and reliability of switch-mode power supplies by facilitating smoother transitions and better regulation.
- LED Lighting Systems: Utilized in driving LED arrays, offering consistent illumination and prolonged lifespan with reduced energy consumption.
- Charging Systems: Integral in developing robust chargers for batteries, ensuring fast, efficient charging cycles while maintaining safety.
- Home Appliances: Critical in the power regulation systems of modern home appliances, enabling smarter energy management and improved appliance safety.
- Telecommunications Equipment: Supports the power management needs of telecommunications infrastructures, ensuring stable and reliable operation under varying load conditions.
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The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
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