TC1121CPA

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The TC1121CPA is a monolithic DC-to-DC converter with an integrated pulse-width-modulated (PWM) controller. It is designed to operate in the range of 0.9V to 5.5V. This converter provides up to 4 A of output current at output voltages of 1.5V to 5V at a switch frequency of 210 kHz. Its features make it ideal for use in a wide range of applications, including portable devices, appliances, automotive products, and industrial equipment.

The TC1121CPA works by using a step-down switching regulator to transfer a DC input voltage to a lower regulated output voltage. The converter uses a PWM control scheme to modulate the output voltage by switching the switching regulator on and off at a given frequency. This process allows the output voltage to be precisely adjusted to the desired level.

The TC1121CPA is designed to provide high efficiency and low output noise, as well as current-limit and short-circuit protection. It also has thermal protection to protect the device in the event of an over-temperature situation. In addition, the converter also has a Wide Range of Input Voltage Range and a low stand-by current consumption of 200 µA.

The TC1121CPA is ideal for use in numerous types of applications, including portable devices such as telephones, battery-powered equipment, cellular phones and laptop computers. In addition, the device can also be used in industrial equipment and in automotive products such as electronic power steering, lighting systems, and airbag systems.

The TC1121CPA is an excellent choice for a wide range of applications, due to its high efficiency, low output noise, and circuit protection features. Its small size and wide range of input voltage make it highly versatile and suitable for a wide range of applications.

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