LT8608IMSE#TRPBF Integrated Circuits (ICs)

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LT8608IMSE#TRPBF module is a high-efficiency, high-accuracy, step-down DC-DC switching regulator suitable for a wide range of applications. It features a 3.2 V to 30 V input voltage range with output current up to 6 A, enables ultra-low power consumption and operation at low input voltage. The device has a wide output voltage range of 0.9 V to 26 V. It employs peak-current-mode control with external compensation, enabling fast transient response and no external inductor.

The LT8608IMSE#TRPBFmodule employs a high-side MOSFET, thus allowing for the regulator to achieve a wide input voltage range with low input voltage operation. It has integrated current-limit protection, short-circuit protection, thermal shutdown circuitry and overvoltage protection to ensure system safety. The bq24680 device also features pulse-width modulation (PWM) frequency modulation, enabling optimization of transient performance. The frequency may be modulated from 250 kHz to 2 MHz. The internal MOSFET also has low turn-on and turn-off switching losses.

One of the applications for the LT8608IMSE#TRPBF module includes adapter and battery charging. As an example, in a laptop battery charging system, the excitation circuit must be carefully designed in order to achieve peak performance, low noise and low cost. The LT8608IMSE#TRPBF can be used to provide the regulation and control necessary for this system. The module can easily be programmed to provide core voltage, standby voltage, output voltage and current limits to meet specific design requirements.

The LT8608IMSE#TRPBF module also has various built-in protections, which make it suitable for high-reliability applications. The device\'s overvoltage protection prevents the output voltage of the regulator to exceed its set point, making it well suited for use in automotive systems, where general protection requirements are mandatory. Furthermore, the device\'s built-in current-limit protection makes it suitable for over-current load conditions.

The LT8608IMSE#TRPBF module uses two different feedback circuits in order to regulate the output voltage and current. The first feedback circuit is used for sensing and regulating the output voltage, and is composed of an external resistor divider in series with a reference current. The reference current is generated by an internal error amplifier and then further amplified by a gain factor. The output voltage is then regulated by comparing a feedback voltage generated from the resistor divider with the internal reference voltage.

The second feedback circuit is used for sensing and regulating the output current and is composed of an external sense resistor in series with a current sense amplifier. The current sense amplifier senses the current flowing through the external resistor and then compares it with the internal reference voltage. The external resistor also allows the module to operate in constant-current mode, which is advantageous when driving high capacitive loads.

The LT8608IMSE#TRPBF module is a highly integrated DC-DC switching regulator and offers numerous advantages, such as a wide input voltage range and the ability to operate at low input voltages. Its integrated protections and the two different feedback circuits offer a robust and reliable design. Its optimal design parameters, such as PWM frequency modulation and external compensation, ensure it meets the application requirements. The LT8608IMSE#TRPBF module is ideal for applications, such as adapters and laptop battery charging, where a reliable and efficient DC-DC switching regulator is required.

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