ADP2119ACPZ-R7

The ADP2119ACPZ-R7 is a high-performance, synchronous step-down DC-to-DC converter designed to provide efficient power conversion in a compact package.

Key Features and Specifications:

• Output Current: Delivers up to 2A of continuous output current, making it suitable for a wide range of applications requiring moderate power levels.

• Output Voltage: Adjustable output voltage ranging from 0.6V to VIN​ (input voltage), with preset output voltage options available.

• Switching Frequency: Operates at a fixed switching frequency of 1.2MHz, enabling the use of small, low-cost ceramic capacitors and inductors.

• Efficiency: Achieves high efficiency across a wide load range, reducing power loss and extending battery life in portable applications.

• Input Voltage Range: Supports a wide input voltage range of 2.3V to 5.5V, making it compatible with a variety of power sources.

• Synchronous Rectification: Uses integrated MOSFETs for synchronous rectification, reducing power loss and improving efficiency.

• Package Size: Packaged in a compact 10-lead, 3mm x 3mm LFCSP_WD package, saving valuable board space.

• Control Mode: Features a current mode, constant frequency pulse-width modulation (PWM) control scheme for excellent stability and transient response. Under light load conditions, it can be configured to operate in a pulse frequency modulation (PFM) mode to further reduce power consumption.

• Protection Features: Incorporates under-voltage lockout (UVLO), over-voltage protection (OVP), over-current protection (OCP), and thermal shutdown protection to ensure safe and reliable operation.

• Soft Start: Features an integrated soft start function to limit inrush current during start-up.

• Power Good Flag: Provides a power good flag signal to indicate when the output voltage is within regulation.

• Voltage Tracking: Supports voltage tracking, allowing the output voltage to be synchronized with an external reference voltage.

Applications:

The ADP2119ACPZ-R7 is ideal for use in a variety of applications, including:

• Point-of-Load Conversion: Providing efficient power conversion for microprocessors, FPGAs, DSPs, and other high-performance digital circuits.

• Communications and Networking Equipment: Powering line cards, routers, switches, and other communications equipment.

• Industrial and Instrumentation: Supplying power to sensors, actuators, and other industrial control components.

• Consumer Electronics: Powering portable devices such as smartphones, tablets, digital cameras, and other battery-powered electronics.

• Medical Applications: Providing power for medical devices such as patient monitors, portable ultrasound machines, and other diagnostic equipment.

In summary, the ADP2119ACPZ-R7 is a versatile, high-efficiency DC-to-DC converter that offers a combination of compact size, high power density, and excellent performance, making it an ideal choice for a wide range of applications.