LT1173CS8-12#TRPBF

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LT1173CS8-12#TRPBF is a synchronous buck regulator with a wide voltage input range and a high efficiency. It is a component of the popular PMIC - Voltage Regulators - DC DC Switching Regulators. This article will discuss the application field and working principle of this component.

When designing for DC/DC conversions, efficiency, cost and size all play a part in determining the best solution for a particular application. Power integrations’ LT1173CS8-12#TRPBF synchronous buck regulator is an optimal choice to meet the needs of customers looking for a wide voltage input range and high efficiency. It is suitable for industrial, automotive and battery operated applications, such as DC/DC power conversion.

The LT1173CS8-12#TRPBF contains several features that make it an ideal choice when looking for an efficient and efficient power conversion solution. The regulator operates between 4.5 to 18 volts, allowing it to be applied over a wide range of currents. It integrates an internal phase-locked loop (PLL) and a high-efficiency current-mode control stage, resulting in fast transient response. The device also has an on-board frequency selection pin to quickly switch between fixed frequencies. Additionally, it features a low quiescent current of 48μA and offers 90% efficiency at 5V/400mA for surface mount application. The LT1173CS8-12#TRPBF also has a built-in soft-start feature that can prevent excessive inrush current during start-up.

The LT1173CS8-12#TRPBF is a synchronous buck power conversion solution that can be used in a wide range of applications. The internal PLL and current-mode control stages integrated with this device makes it an ideal choice for systems that require fast transient response and high efficiency. The built-in frequency selection pin allows for quickly switching between fixed frequencies and the low quiescent current result in longer battery life and lower power consumption. Additionally, the soft-start feature ensures that excessive inrush current is not generated during start-up. This makes the LT1173CS8-12#TRPBF an optimal choice for DC/DC power conversion solutions.

The working principle of the LT1173CS8-12#TRPBF is quite straightforward. It is a synchronous buck regulator, meaning that it regulates the output voltage by rectifying and smoothing the incoming AC power. This is accomplished by a synchronous rectifier that uses a P-channel and N-channel MOSFET pair. The P-channel MOSFET converts the incoming DC into an amplified alternating current. The alternating current is then rectified by the N-channel MOSFET to obtain the output voltage. The output voltage is regulated with either a voltage or current mode control stage. The regulator also contains a current limit protection stage and temperature shutdown to ensure the device remains in safe operating temperature ranges.

In conclusion, the LT1173CS8-12#TRPBF is an ideal choice for customers looking for an efficient and cost-effective power conversion solution. It is a synchronized buck regulator with a wide voltage input range and high efficiency making it an optimal choice for DC/DC power conversion solutions. It features a low quiescent current and high efficiency, an on-board frequency selection pin, and a soft-start feature to prevent excessive inrush current during start-up. Its P-channel and N-channel MOSFET pair in combination with a voltage or current mode control stage enable it to maintain a regulated output voltage throughout its wide input range. The high efficiency, low quiescent current, fast transient response, and soft-start feature make the LT1173CS8-12#TRPBF an optimal choice for DC/DC power conversion solutions.

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