TLV62585DRLR

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TLV62585DRLR is a highly integrated DC-DC synchronous buck regulator designed for battery-powered systems. It enables ultra-long battery run time and low quiescent current operation, making it an ideal solution for portable devices, such as wearables and Internet of Things (IoT) applications.
The TLV62585DRLR provides better than 90% efficiency and is capable of up to 1.5A output current with wide 5V to 28V input voltage range. It also offers adjustable output voltage between 0.6V to 5V with 0.5% accuracy via the I2C bus. Additionally, this device includes soft-start, fast transient response, external compensation, and tracking capability to ensure an optimal power delivery.
The TLV62585DRLR is equipped with an internal PWM regulator optimized to minimize the output ripple. The chip operates in a low quiescent current of 132μA, and a low shutdown current of 1μA at 2.7V input.

Application field of TLV62585DRLR

The TLV62585DRLR is suitable for a wide range of portable device applications including wearables, IoT devices, and medical equipment. It can be used to power high-performance microprocessors and other ASICs, providing up to 1.5A of output current. The device also provides system-level advantages, including high efficiency and ultra-low quiescent current.

Working principle of TLV62585DRLR

The TLV62585DRLR is a buck regulator, which operates by using a high-side P-channel MOSFET and a low-side N-channel MOSFET as the switching elements. The device regulates the output voltage by sensing the voltage by a voltage feedback circuit and then controlling a loop control circuit. The TLV62585DRLR also uses a high-frequency switching scheme to reduce the ripple of the output voltage.

In order to further increase the efficiency, the TLV62585DRLR utilizes mode transitioning and pulse skipping techniques. It also includes two power saving modes, a low-power mode and an ultra-low powered mode, to extend the battery life. The TLV62585DRLR also includes two adjustable current limit settings, to ensure a safe and reliable operation.

The TLV62585DRLR includes built-in thermal and over current protection, to ensure a safe and robust operation. It also includes a digital voltage trimmer that allows precise control over the output voltage. The IC features adjustable soft start and fast transient response, to accommodate a low-impedance battery.

The TLV62585DRLR is designed to run from a 5V to 28V input voltage range and provides an output voltage from 0.6V to 5V, with +/- 0.5% accuracy. The device also features an adjustable frequency range of 200kHz to 1.5MHz for increased flexibility and output ripple reduction.

In conclusion, the TLV62585DRLR is a high performance DC-DC buck regulator, suitable for battery-powered devices. It provides excellent efficiency and ultra-low quiescent current, making it an ideal solution for portable, wearable and IoT devices.

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