UCC3805 High Speed PWM Controller IC

The UCC3805 is a high speed pulse width modulation controller IC designed for switched mode power supplies and DC to DC converter applications. It integrates the essential control functions required for efficient power conversion, including an oscillator, error amplifier, current sensing, PWM comparator, and high current output driver.

Key Features -

• High speed PWM controller

• Designed for switched mode power supplies

• Current mode control architecture

• Programmable oscillator frequency

• Integrated error amplifier

• Current sensing and limiting capability

• High current output driver

• Under voltage lockout protection

• Suitable for driving external power MOSFETs

• Low external component requirement

Specifications -

• Part Number: UCC3805

• Component Type: PWM Controller IC

• Control Method: Current Mode PWM

• Switching Frequency: Programmable with external components

• Output Configuration: Single Output

• Current Sensing: Supported

• Under Voltage Lockout: Integrated

• Oscillator: Integrated

• Package Type: Depends on the exact device suffix

• Electrical Ratings: Refer to the exact manufacturer datasheet

Applications -

• Switched mode power supplies

• DC to DC converters

• Isolated power converters

• Flyback converters

• Forward converters

• Battery powered equipment

• Industrial power supplies

• Power conversion circuits

• MOSFET switching control