ICE3AR2280JZ1XKLA1

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The ICE3AR2280JZ1XKLA1 is a cost-efficient, high performance 2-phase interleaved buck converter with integrated high-side and low-side MOSFETs. This device is designed to provide the highest performance, system-level integration, and low power levels for the modern automotive circuit and power system applications.

The ICE3AR2280JZ1XKLA1 is able to convert wide input voltage ranges of up to 22V in a wide temperature range of -40°C to +125°C. It also offers an adjustable switching frequency, up to 500kHz, current mode control, pre-biased startup, and soft-start ramp. This device is also optimized for high power applications of up to 15A and up to 80W.

The ICE3AR2280JZ1XKLA1 falls under the category of PMIC (Power Management ICs), and more precisely under AC DC Converters and Offline Switchers. It is an ideal device for automotive applications such as power illumination, airbag systems, door locks and other onboard systems.

The ICE3AR2280JZ1XKLA1 works in the closed loop control mode. It contains an integrated buck switching regulator, which includes an internal low-impedance power switch, feed-forward control technique, and current mode regulation. To ensure fast and continuous current regulation switch, the device utilizes an adjustable control loop to respond instantly to any mode change.

The ICE3AR2280JZ1XKLA1 also employs a low-voltage processor to perform various tasks such as pre-bias startup and soft start ramping. It features an error amplifier that senses the output voltage and compares it against a predefined limit, and then adjusts the switch duty cycle to maintain the selected output voltage. The device also contains an external synchronization pin that is used to synchronize the internal switches.

To provide superior system level performance, the ICE3AR2280JZ1XKLA1 features integrated protection circuit which includes over-current protection (OCP), under voltage lockout (UVLO) and frequency foldback, among others.

In summary, the ICE3AR2280JZ1XKLA1 is a low cost, high performance 2-phase interleaved buck converter with integrated high-side and low-side MOSFETs. The device is designed to provide the highest performance, system-level integration and low power levels for automotive circuit and power system applications. It is ideal for power illumination, airbag systems, door locks and other onboard systems, and it works in a closed loop control mode with an integrated protection circuit that features over-current protection, under voltage lockout and frequency foldback.

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