ADP1829ACPZ-R7

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

ADP1829ACPZ-R7 is a DC-DC switching controller IC configured in a SOT-23 package that includes a charge pump start-up (CPSTART) circuit to reduce the time and component count required for start-up, once the input and output voltages have been set. With the selectable synchronous rectification, the component count and power dissipation at high line can be reduced significantly. It is designed to be a cost-effective and highly integrated power management solution for powering any kind of application with a wide input voltage range ranging from 4.5V to 18V with an output power capability up to 650mW. ADP1829ACPZ-R7 provides a wide range of functionality, with adjustable output voltage and current limits, power save, current limit, and output frequency modulation to allow the system to adjust the output voltage, current, and power consumption levels as load requirements change. The on-chip logic circuitry is designed to drive the gate of a synchronous N-Channel MOSFET, while all external components necessary to control the output are integrated into the controller.The main features and functions of the ADP1829ACPZ-R7 include: adjustable output voltage range from 0.6V to 5.5V, adjustable current limit and power save options, adjustable start-up slew rate options and synchronization to an external signal, and integrated high voltage MOSFET for use with a buck converter. The part also includes comprehensive thermal monitoring and protection, providing an extra layer of safety for the system and its components.The ADP1829ACPZ-R7 is an ideal voltage regulator for applications that require a wide range of power requirements, such as consumer electronics, medical, industrial, and communication systems. As this IC is able to provide good current efficiency and fast transient response, it is suitable for any type of industrial and consumer electronic applications.From the working principle point of view, the ADP1829ACPZ-R7 integrates a wide range of features including: a feedback control loop containing a comparator and an error amplifier; CPSTART configuration circuitry; a programmable output voltage controller; an enable/disable control; an adjustable current limit and power save options; linear voltage regulation; a start-up timing circuit; an enable/disable control; an output voltage switch; adjustable frequency modulation; and a variety of frequency options based on load conditions. To control the output voltage of the DC-DC converter, the ADP1829ACPZ-R7 is designed to include the straight-forward approach of comparing the output voltage across an external resistor divider with the reference voltage of the internal regulator. The error amplifier compares the voltage across the feedback divider with the output of its reference voltage, and uses the output of this comparator for its control loop. Changes in the output of the error amplifier will vary the amount of gate drive that is provided to the external MOSFET and the CPSTART circuit. The charge pump start-up is included in the ADP1829ACPZ-R7 to reduce the start-up time of the DC-DC converter. This reduces the number of components required by providing a stable start-up even when used with a high-side N-channel MOSFET. The charge pump provides the same gate drive voltage even when the input voltage is low.The ADP1829ACPZ-R7 also features an adjustable current limit option, which can be programmed to a few different levels based on the load current of the system. This feature ensures that the system will not draw too much current, resulting in an overload of the system. The output voltage controller can also be adjusted to control the output voltage of the system.The ADP1829ACPZ-R7 is designed to include the ability to ramp up and down the output voltage to smooth transients, as well as an adjustable frequency modulation option that allows the user to adjust the frequency of the switching waveform. This allows for a wide variety of design options for system designers. In conclusion, the ADP1829ACPZ-R7 is an ideal solution for powering all kinds of applications, providing a flexible and robust Voltage Regulator. The adjustable output voltage, current limits, and various frequency modulation options make it suitable for a variety of applications. Its CPSTART start-up feature also reduces boot time, making it even more appealing for any power management solution.

The specific data is subject to PDF, and the above content is for reference