onsemi

TL494BDR2G

The TL494BDR2G is a pulse width modulated (PWM) controller manufactured by ON Semiconductor. It is a popular choice for DC-DC converters, class D audio amplifiers, and other power control applications.

Description:

The TL494BDR2G is a monolithic integrated circuit that provides the necessary functions to drive power transistors in a PWM switching regulator. It includes an error amplifier, a comparator, a ramp generator, an oscillator, a dead-time controller, and protection circuits. The device is available in a small-outline integrated circuit (SOIC) package.

Features:

• Fixed frequency PWM control
• External clock input for frequency synchronization
• Wide input voltage range (4.5V to 38V)
• Adjustable duty cycle up to 100%
• Soft-start and burst mode operation
• Over-temperature protection
• Under-voltage lockout
• Open-loop and closed-loop compensation
• Push-pull and single-ended primary side feedback options

Applications:

The TL494BDR2G is commonly used in a variety of power control applications, including:

• DC-DC converters
• Class D audio amplifiers
• Power supplies for industrial equipment
• Motor control circuits
• LED lighting drivers
• Battery chargers

Overall, the TL494BDR2G is a versatile and reliable PWM controller that offers a range of features and applications for power control and management.