TPS62320YZDR

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TPS62320YZDR is a synchronous DC/DC buck converter with maximum output current of 3A and adjustable switching frequency of 400kHz to 3.2MHz. It is a member of Texas Instruments power management IC (PMIC) family and it belongs to the DC/DC switching regulators category. The device also has integrated MOSFETs, power-good indicator, temperature-protection circuitry, under voltage protection, current-limit protection and short-circuit protection.

The TPS62320YZDR offers an efficient, low-power synchronous buck converter step-down solution for high-current applications. It is ideal for low-noise operation in the most demanding power-management applications. The device operates over an extended input-voltage range, making it suitable for applications that require small form factor and long battery life, such as digital still cameras, portable products, gaming systems, personal digital assistants and wireless handsets.

The TPS62320YZDR is designed using a proprietary adaptive-onset control system, which reduces minimum current-limit levels and thereby helps reduce system components without compromising the low-noise operation. This adaptive current-limit system is designed to minimize the acoustic noise while no-load or light-load conditions are encountered.

The TPS62320YZDR has an integrated N-channel switch and P-channel synchronous rectifier. The device also integrates undervoltage protection, overcurrent protection, thermal shutdown protection and a power-good indicator. The maximum output current for the device is 3A at a maximum different load and ambient temperatures up to +70C. The output voltage range is from 0.6V to 5.5V and the adjustable switching frequency range is from 400kHz to 3.2MHz.

The TPS62320YZDR is designed to operate from a single +2.7V to +6.9V input voltage, making it an ideal low-noise power management solution for many applications. It features a fast, low-noise enable pin that allows the system to enable, disable and adjust the level of power-down current. The device also has two enable modes, single-enable (SE) or parallel-enable (PE). The device can be configured in either continuous or 80% duty cycle modes, allowing varying the duty cycle to increase efficiency. Additionally, the device has a step-down frequency of up to 3.2MHz, providing high efficiency at higher current levels and meeting needs of the most power-efficient applications.

The TPS62320YZDR has a wide selection of protection features that helps protect the system from over current and short-circuit conditions. It also includes a wide temperature operating range which makes it suitable for a variety of environmental conditions. Its high switching frequency and integrated MOSFETs helps to reduce the number of external components and improve system reliability.

In summary, the TPS62320YZDR is a highly integrated, high-efficiency and low-power synchronous DC/DC buck converter with adjustable switching frequency ranging from 400kHz to 3.2MHz. It is ideal for applications that require small form factor and long battery life, such as digital still cameras, portable products, gaming systems, personal digital assistants and wireless handsets. The device features a fast, low-noise enable pin, integrated protection features and wide temperature operating range, making it an ideal power management solution for many applications.

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