ZSR900CL

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The ZSR900CL is a linear voltage regulator that is part of the PMIC product category. It is designed to address the needs of battery powered applications, power over Ethernet (PoE) systems, and high-precision medical instrumentation.

ZSR900CL provides an integrated solution with up to 500mA of output current, adjustable output voltage, low output noise, and low quiescent current. An internal MOSFET is used for power conversion, and an integrated thermal protection circuit helps protect the device from overheating. The device features low dropout voltage, overvoltage protection, and overcurrent protection.

The ZSR900CL voltage regulator is designed to operate in a wide temperature range from -40°C to +105°C, and the output voltage is adjustable between 1.8V to 6.5V. This makes it suitable for applications that require an adjustable output voltage and high current supply. The device supports an input voltage range of 5V-20V, so it can be used in an automotive environment or other high voltage applications. The ZSR900CL is also designed to handle short circuit and overcurrent protection.

The ZSR900CL voltage regulator operates with the following basic principle. An input voltage is applied to the device and a control voltage is generated by an internal reference circuit. The control voltage is then used to control a P-channel MOSFET, which regulates the output voltage. The MOSFET is a voltage controlled device, and as the input voltage varies, the output voltage also varies linearly. If the MOSFET is forced to be in a "hard off" state, the output voltage automatically shuts off. In addition to voltage regulation, the ZSR900CL also provides overcurrent protection and thermal shutdown protection.

The ZSR900CL is suitable for a variety of battery powered applications, such as mobile phones, PDAs, portable media players, digital cameras and digital video cameras. Its automotive, off-line, and point-of-load applications, such as PoE systems, make it ideal for a range of high power applications. The device also works well in medical instrumentation and other precision systems, due to its low dropout voltage, adjustable output voltage, and low output noise. Additionally, the device provides an integrated thermal protection circuit, offering protection against overheating.

Overall, the ZSR900CL voltage regulator is a very versatile linear voltage regulator, providing an integrated solution for a variety of battery powered and high precision applications. It has a wide input voltage range, adjustable output voltage, low quiescent current, low dropout voltage, and overvoltage and overcurrent protection. The integrated thermal protection circuit helps protect the device from overheating, reducing the risk of damage to the device and system.

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