UCC2891D
- Mfr.Part #
- UCC2891D
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOP 16SOIC
- Stock
- 1,595
- In Stock :
- 1,595
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Pbfree Code :
- yes
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Peak Reflow Temperature (Cel) :
- 260
- Number of Outputs :
- 1
- Voltage - Supply (Vcc/Vdd) :
- 8.5V~16V
- Supply Current-Max (Isup) :
- 3mA
- Operating Supply Current :
- 2mA
- Input Voltage-Nom :
- 12V
- Number of Pins :
- 16
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Thickness :
- 1.58mm
- ECCN Code :
- EAR99
- Frequency :
- 250kHz
- Height :
- 1.75mm
- Rise Time :
- 19ns
- Weight :
- 141.690917mg
- Mounting Type :
- Surface Mount
- Package / Case :
- 16-SOIC (0.154, 3.90mm Width)
- Topology :
- Flyback, Forward Converter
- Quiescent Current :
- 2mA
- Switcher Configuration :
- Single
- Clock Sync :
- yes
- Output Configuration :
- Positive, Isolation Capable
- REACH SVHC :
- No SVHC
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- RoHS Status :
- ROHS3 Compliant
- Control Technique :
- PULSE WIDTH MODULATION
- Packaging :
- Tube
- Length :
- 9.9mm
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Factory Lead Time :
- 6 Weeks
- Fall Time (Typ) :
- 14 ns
- Output Voltage :
- 900mV
- Control Mode :
- CURRENT-MODE
- Lead Free :
- Lead Free
- Supply Voltage :
- 12V
- Duty Cycle (Max) :
- 70%
- Surface Mount :
- yes
- Terminal Form :
- Gull wing
- Number of Terminations :
- 16
- Output Type :
- Transistor Driver
- Function :
- Step-Up/Step-Down
- Nominal Input Voltage :
- 110V
- Synchronous Rectifier :
- No
- Operating Temperature :
- -40°C~85°C TA
- Operating Supply Voltage :
- 12V
- Base Part Number :
- UCC2891
- Terminal Position :
- Dual
- JESD-609 Code :
- e4
- Width :
- 3.91mm
- Output Current :
- 150mA
- Max Duty Cycle :
- 73 %
- Control Features :
- Current Limit, Enable, On Time Control, Ramp, Soft Start
- Datasheets
- UCC2891D

DC DC Switching Controllers Texas Instruments UCC2891D Overview
The UCC2891D from Texas Instruments is a highly efficient, multi-topology switching controller designed for advanced power supply solutions. This integrated circuit is tailored for sophisticated DC to DC conversion applications, ensuring reliable performance across a broad range of input voltages and load conditions. Ideal for applications demanding high efficiency and precision, the UCC2891D leverages Texas Instruments' cutting-edge technology to provide top-notch control in power management systems. Its robust design and flexible features make it a preferred choice for engineers looking to optimize their power circuitry with a scalable and cost-effective solution.
UCC2891D Features
The UCC2891D includes multiple features designed to enhance its performance and usability in various power control environments:
- Advanced PWM control for improved efficiency and better noise management.
- Wide input voltage range suitable for diverse applications.
- Integrated soft-start function to minimize inrush current impact.
- Programmable frequency and voltage settings to accommodate specific system requirements.
- Built-in over-temperature and over-voltage protection for increased safety and durability.
- Compact 16-SOIC package for streamlined board design and layout.
UCC2891D Applications
- Power Supplies for Telecommunications
Enables stable voltage conversion and regulation for telecommunications equipment, maintaining consistent performance even under fluctuating power conditions.
- Portable Device Chargers
Utilized in the design of efficient chargers for portable devices, ensuring optimal power management and battery protection.
- Servers and Networking Equipment
Supports high-demand power supplies in servers, providing reliable power distribution that is critical for maintaining system uptime and efficiency.
- Medical Equipment
Offers precise power control necessary for sensitive medical devices, ensuring safety and reliability in critical healthcare environments.
- Industrial Systems
Adapts to various industrial applications by facilitating robust and flexible power control solutions tailored to harsh industrial settings.
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