S-1170B40UC-OTZTFU

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The S-1170B40UC-OTZTFU is a linear voltage regulator IC from Panasonic and is considered one of the most popular voltage regulator ICs used in a range of applications that require precision power control. It is part of their Supervisory Series of ICs and is available in a variety of packages. The regulator IC is ideal for battery-powered and automotive electronic applications, such as those requiring very low-current operation and low-voltage dropout.

The S-1170B40UC-OTZTFU is capable of regulating an input voltage from as low as 2.2V, and a maximum output voltage of 40V. It also has a minimum load current of 20mA, and a maximum output current of 200mA depending on the operating temperature. It is designed with over-temperature and over-voltage protection, and has integral high current limit and thermal shutdown features.

The regulator IC also has a wide range of input and output voltages, making it suitable for a variety of applications. It is designed to be used in high-current, low-voltage applications, such as in motor control, automotive systems, power supplies, instrumentation, and telecommunication systems. It is also used in notebook computers, portable devices, and embedded systems.

The S-1170B40UC-OTZTFU works on the principle of linear voltage regulation. It works by sensing a voltage difference between the input and output terminals and then adjusting the voltage regulator output voltage in order to maintain a constant output voltage. This is done by controlling the base current of an external NPN bipolar transistor which acts as a pass element. In order to maintain a well-regulated output voltage, an adjustable voltage reference is used in order to adjust the base current of the transistor. The voltage reference is adjusted by a micro-controlled internal circuit, ensuring accurate regulation.

Aside from its over-temperature and over-voltage protection, the S-1170B40UC-OTZTFU also has various features that make it a suitable power controller IC for a variety of applications. It has an adjustable low dropout voltage, which allows the IC to maintain voltage regulation at higher input voltage. It also has a low quiescent current, which reduces power dissipation and provides greater protection to the circuit. Lastly, it has a fast transient response, which allows the IC to recover quickly from load transients.

The S-1170B40UC-OTZTFU is a highly versatile and reliable linear voltage regulator IC, and is ideal for a myriad of applications requiring very precise power control and regulation. It has features that provide solid protection against over-temperature, over-voltage, and over-current conditions, ensuring safe operation and precise voltage retention. With its wide range of input and output voltages, adjustable low dropout voltage, low quiescent current, and fast transient response, the S-1170B40UC-OTZTFU will provide the controlled power supply necessary for any application.

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