TPS79133DBVR

TPS79133DBVR Application Field and Working Principle

The TPS79133DBVR is a 1A low-dropout linear regulator specifically designed to meet the stringent requirements of automotive and automotive-related applications. It is an ideal choice for post-regulator, battery input voltage and regulator, and electronic voltage requirement applications. The device is based on the advanced ‘Integrated CMOS Process’ technology and is designed for full 1A load current capability.

TPS79133DBVR was designed for delivering low dropout voltage and ultra-low quiescent current as well as high efficiency. The device has superior power dissipation capability and significantly better over-temperature response which ensures excellent performance and dependable operation across a wide temperature range. With its integrated over-temperature protection feature and low quiescent current, the TPS79133DBVR is the ideal solution for automotive and automotive related applications.

Features of TPS79133DBVR

• Integrated 1A low-dropout linear regulator with CMOS process
• Excellent power dissipation capability and superior over-temperature response
• Very low quiescent current and low dropout voltage
• Integrated over-temperature protection

Applications of TPS79133DBVR

• Automotive and automotive related applications
• Battery input voltage and auxiliary regulator
• Post regulator applications
• Electronic voltage requirements

Working Principle of TPS79133DBVR

The TPS79133DBVR is a low-dropout linear regulator designed for automotive and automotive related applications. The device consists of a voltage reference, an error amplifier, an over-temperature monitor, an output switch, and a low-bias current regulator. The error amplifier compares the output voltage to the internal voltage reference and drives the output switch to maintain a constant output voltage. The output current is regulated by the low-bias current regulator to limit the maximum output current.

The device is designed to work in a wide input-voltage range and has an integrated over-temperature protection feature which prevents device overheating. The output switch is designed to keep the output voltage constant by regulating the current flow. The low-bias current limiter ensures that the maximum output current is limited, protecting the device from short-circuit and overload conditions.