ZL2106ALCFTK

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The ZL2106ALCFTK is a high frequency, synchronous step-down DC-DC regulator. Utilizing a low RDS(on) MOSFET, constant frequency current mode control, and dual-loop compensation, the regulator provides excellent stability, accuracy, and transient-response characteristics, making the solution well-suited for a wide range of application. The ZL2106ALCFTK Power Modules incorporate a high density synchronous rectifier and PWRDWN compensation for high efficiency and superior line/load transient response.

The ZL2106ALCFTK is suitable for applications such as portable battery powered consumer products where a safe and isolated DC-DC regulator is desired. The Power Modules are designed to accept an input voltage range of 4.5V to 16V and deliver a regulated output voltage of 1.2V to 5V with current capability of up to 6A. The ZL2106ALCFTK Power Modules feature adjustable switching frequency, overload protection, UVLO and OCP. The power modules offer precision regulated output voltage and low EMI emission that guarantees excellent DC-DC performance under varying load conditions.

The working principle of the ZL2106ALCFTK is based on the use of a high-frequency pulse-width modulation (PWM) to convert a relatively high input level to a more stable and lower output level. This regulator operates in two stages. In the first stage, the input voltage is converted to a high frequency, fixed frequency pulse waveform. The frequency and shape of the waveform are determined by external components such as resistors and capacitors. In the second stage, the waveform is used to provide a Pulse Width Modulated (PWM) output. This output is then filtered to provide the regulated output voltage. The output voltage is regulated by monitoring the feedback voltage, which is compared with a reference voltage. If the feedback voltage is higher than the reference voltage, then the duty cycle of the pulses is reduced, and vice versa.

The ZL2106ALCFTK is an ideal choice for applications such as mobile phones, portable media players, digital cameras and other consumer electronics that need high efficiency and low EMI. It offers high performance, excellent stability, accurate output voltage, and low quiescent current. It is also capable of up to 90% efficiency, making it energy efficient and suitable for battery-powered applications. It is also a good choice when space is at a premium, as the physical dimensions of the module make it suitable for placement in tight spaces.

In summary, the ZL2106ALCFTK is a high frequency, synchronous, step-down DC-DC regulator suitable for power portable devices such as cell phones and media players, as well as other consumer electronics. It is capable of converting an input voltage of 4.5V to 16V to an output voltage of 1.2V to 5V with current capability of 6A and efficiency up to 90%. The module also offers overload protection, UVLO and OCP. Offering efficient and stable regulation, overload protection and multiple output voltage options, the ZL2106ALCFTK is an ideal choice for a wide range of applications.

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