L6732CTR

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The L6732CTR DC/DC switching controller is designed to provide an effective, high quality, and cost-efficient DC/DC switching solution. The device is a synchronous step-down switch-mode DC/DC converter that provides a highly regulated output voltage, low noise output waveforms, low EMI, and wide operational temperature range. It is also capable of delivering a wide range of output current up to 7.5A and a wide range of input voltages up to 10V.

The L6732CTR is designed specifically to be used in wide range of applications including industrial, telecom, automotive, power supply, and consumer electronic applications. The device provides internal over-current protection, thermal protection, short circuit protection, and input voltage over-voltage protection. The device also includes an integrated low-noise voltage loop monitoring control circuit for improved accuracy, transient response, and stable operation.

The operational principle of the L6732CTR is quite simple. The device regulates output voltage through a hysteretic control loop. This is ensured by an integrated P-type MOSFET switch as well as a series of associated components such as voltage feedback resistors, current sense resistors, power resistors and NTC thermistors. In order to regulate the output voltage, the L6732CTR uses a voltage reference, a comparison circuit, and a PWM logic block. The voltage reference determines the output voltage range while the comparison circuit compares the actual output voltage to the desired one. If the actual output voltage is higher than the reference, the comparator logic block will send a signal to the PWM logic block to reduce the on-time of the P-type MOSFET switch. On the other hand, if the actual output voltage is lower than the reference, the comparator logic block will send a signal to the PWM logic block to increase the on-time of the P-type MOSFET switch. This way, output voltage can be regulated by the PWM logic block.

The L6732CTR is a versatile DC/DC switching controller that can be used in many different applications. It has a wide operational temperature range, a highly regulated output voltage, and it is capable of delivering a wide range of output current up to 7.5A. The device also includes internal over-current protection, thermal protection, short circuit protection, and input voltage over-voltage protection. Additionally, the integrated low-noise voltage loop monitoring control circuit ensures improved accuracy, transient response, and stable operation. It is for these reasons that the L6732CTR is an excellent choice for providing an efficient and cost-effective DC/DC switching solution.

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