ISL78692-1CR3Z-T

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The ISL78692-1CR3Z-T is an advanced high-efficiency, single-input (AC or DC) synchronous buck battery charger which operates at up to 96% efficiency. It has a wide input voltage range from 6V to 26V and can deliver up to 6A of output current. The ISL78692-1CR3Z-T is designed for automotive, industrial and medical applications such as medical and industrial device battery charging, wearable and internet of things (IoT) devices, solar-powered remote sensing, and other high voltage applications.

The working principle of the ISL78692-1CR3Z-T is based on the PFM control idea. With the help of the pulse frequency modulation (Pfm) technique, the charger control circuit adjusts the on/off duty cycle of the power MOSFETs in the synchronous rectifier bridge to regulate the current and voltage in the battery. This allows it to deliver high efficiency and precision in voltage and current regulation. By operating at higher input voltages, the ISL78692-1CR3Z-T battery charger can quickly charge and maintain the battery in optimal very conditions.

The ISL78692-1CR3Z-T also has adjustable charge voltage and charge current. The charge voltage can be set from 4.2V to 5.0V and the charge current from 0.5A to 6A. It has an integrated reverse current protection feature to protect against overcharging and an additional low-voltage protection feature. This ensures that the battery is not overcharged and the battery life is extended by protecting it from deep discharges.

The charger also has several integrated safety and protection features to protect the device from damage and to ensure safe operation. These include overcharge, over-voltage, over-current, short-circuit and thermal protection. In addition, the device has an adjustable soft-start feature to reduce inrush current during start up, and a frequency compensation loop to optimize operation. Lastly, the ISL78692-1CR3Z-T has a built-in LED indicator which lights up when the device is connected to the battery.

ISL78692-1CR3Z-T is an ideal solution for high power battery charging applications which require high efficiency and precision voltage and current regulation. It is suitable for a wide variety of automotive, industrial, and medical applications, such as battery charging for medical and industrial devices, wearable and IoT devices, solar-powered remote sensing, and other high voltage projects. With its integrated safety and protection features, coupled with its adjustable charge voltage, charge current, and fine frequency compensation loop, the ISL78692-1CR3Z-T provides a dependable and robust battery charging solution.

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