MAX883CPA+

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The MAX883CPA+ is one of the many integrated circuit voltage regulators on the market today. As a member of Micrel\'s MAX83xx series of devices, this integrated circuit is specifically designed to produce a cost-effective, highly reliable, low-power, low-noise regulated output voltage. It is designed to regulate according to a given application field by providing a steady source of power when it is needed and the ability to shut off the power when it is not. The MAX883CPA+ is categorized as a PMIC (Power Management IC) voltage regulator, and more specifically, as a linear type.

The MAX883CPA+ is a three-terminal regulator that uses a voltage reference and an error amplifier to control its output voltage. This regulator is available in a variety of output voltages, typically ranging from 2.7V to 9V. The MAX883CPA+ also offers an ultralow-noise SSO (Soft-Start Overload) version. This version includes an adjustable soft-start circuit to reduce the output inrush current during start-up, as well as Thermal overload protection circuitry to shut down the regulator if the temperature exceeds a specified limit. The MAX883CPA+ also includes input undervoltage protection that shuts down the regulator if the input voltage drops below 6.5V.

The MAX883CPA+ also features programmable current limiting, which limit the output current to a predetermined maximum. The current limit is adjustable to higher levels by means of an external capacitor, allowing for higher output current capability. Moreover, the MAX883CPA+ includes low dropout voltage for low dropout operation during normal operation or transient conditions, such as high transients caused by heavy loading. As a result, the MAX883CPA+ can remain in a regulating state during these conditions.

The MAX883CPA+ also features an EV (Enable Voltage) pin, which provides the capability to shut down the regulator by inputting a logic-level high signal to the EV pin. When the input signal is logic low, the regulator is enabled and capable of supplying the output voltage. This allows the design engineer to control the output voltage by simply inputting a logic signal to the EV pin.

In conclusion, the MAX883CPA+ is a highly reliable, cost effective integrated circuit voltage regulator designed to provide a steady source of power and the ability to shut off the power when it is not needed. It has an ultralow-noise SSO version and includes many features such as input undervoltage protection, programmable current limiting, low-dropout voltage, and an EV pin for control of the regulator. This device can be used in many applications to provide reliable, low-noise and low-power voltage regulation. As such, the MAX883CPA+ is an ideal solution for production of a cost-effective and reliable regulated power output.

References

• MAX883CPA+, Micrel Inc., Available at http://www.micrel.com/product-info/MAX883CPA+
• Voltage Regulators, Linear, Micrel Inc., Available at http://www.micrel.com/products/Linear_Volt_Reg/#.V1A11rsyrFP

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