TPS40210DGQG4

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The TPS40210DGQG4 is a synchronous buck controller that is an integrated solution for DC/DC power supplies. This controller includes a high-accuracy voltage feedback loop with adjustable voltage set points and an integrated high-frequency, low-side power MOSFET connected to the PWM output. The controller also includes an adjustable current limit and an automatic PWM frequency control circuit.

The TPS40210DGQG4 has an operating voltage range of 4.5 V to 20 V, and is designed to operate from a single supply. It is available in a 16-pin, 4 x 4 mm QFN package.

The main application of the TPS40210DGQG4 is to provide a simple and cost effective solution for synchronous DC/DC conversion applications that require high power efficiency, small board space and low external component count. It is an ideal solution for portable device applications, such as digital cameras, PDAs, and wireless handsets.

The TPS40210DGQG4 uses an on-output synchronization technique to provide a low-ripple and highly efficient output voltage. It is also capable of operating with a wide variety of switching frequencies to optimize system efficiency. The output voltage can be adjusted using an internal reference voltage of 1.2 V, 1.5 V, 1.8 V and 2.5 V.

The TPS40210DGQG4 incorporates a number of features to maximize system efficiency and performance. It includes an adaptive on-time control, which eliminates the need for manual frequency tuning and helps ensure a stable and efficient operating frequency. It also includes a high current drive capability for the output MOSFET, which reduces switching losses and increases system efficiency.

The TPS40210DGQG4 also features a power-on reset, an adjustable soft-start function, and an adjustable current limit. It also features a wide operating temperature range of -40°C to +85°C. This makes the TPS40210DGQG4 an ideal choice for applications that require high ambient temperatures and require high power efficiency.

In addition, the TPS40210DGQG4 features a thermal shutdown circuit, which helps protect the controller from damage in the event of an over-temperature condition. It also includes an open-drain fault output flag, which can be used to indicate an over-current or over-temperature condition.

Overall, the TPS40210DGQG4 is an ideal solution for DC/DC power supplies where high power efficiency and low total cost are desired. It is well-suited for applications such as digital cameras, PDAs, and wireless handsets.

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