Overview
The ADP2165ACPZ-R7, produced by Analog Devices Inc., is a high-efficiency, current mode control, step-down DC-to-DC regulator. This device integrates a 19 mΩ high-side FET and a 15 mΩ synchronous rectified FET, making it suitable for applications requiring high power density and efficient power conversion. The regulator is available in a compact 24-lead LFCSP package, measuring 4 mm × 4 mm, which is ideal for space-constrained designs.
The ADP2165 series offers a wide input voltage range of 2.7 V to 5.5 V and can regulate the output voltage down to 0.6 V. It features programmable switching frequency, external compensation, and various preset output voltage options, enhancing its flexibility in different applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 2.7 to 5.5 | V |
| Output Voltage Range | 0.6 to 5.5 | V |
| Output Current | Up to 5 A (ADP2165), Up to 6 A (ADP2166) | A |
| Switching Frequency Range | 250 kHz to 1.4 MHz | kHz |
| High-Side FET On Resistance | 19 mΩ (at VBST - VSW = 5 V), 22 mΩ (at VBST - VSW = 3.3 V) | mΩ |
| Low-Side FET On Resistance | 15 mΩ (at VPVIN = 5 V), 16 mΩ (at VPVIN = 3.3 V) | mΩ |
| High-Side Peak Current Limit | 6.5 A to 9.5 A (ADP2165), 7.5 A to 10.5 A (ADP2166) | A |
| Low-Side Negative Current Limit | 2.4 A | A |
| Minimum Off Time | 100 ns | ns |
| Minimum On Time | 100 ns | ns |
| Package Type | 24-Lead LFCSP | - |
| Operating Temperature Range | -40°C to +125°C | °C |
Key Features
- High efficiency, current mode control architecture
- Programmable switching frequency: 250 kHz to 1.4 MHz
- Adjustable frequency and synchronization to an external clock
- External compensation and programmable soft start
- Integrated 19 mΩ high-side FET and 15 mΩ synchronous rectified FET
- Preset output voltage options: 3.3 V, 2.5 V, 1.8 V, 1.5 V, 1.2 V, and 1.0 V
- Voltage tracking input and power-good output
- Precision enable input and accurate current limit
- Compact 24-lead LFCSP package (4 mm × 4 mm)
- Supported by ADIsimPower™ design tool
Applications
- Point of load regulation
- Communications and networking equipment
- High-end consumer electronics
- Industrial, instrumentation, and healthcare devices
- Portable electronics
- Industrial equipment
- Automotive systems
- Communications infrastructure
Q & A
- What is the input voltage range of the ADP2165ACPZ-R7?
The input voltage range is from 2.7 V to 5.5 V.
- What are the preset output voltage options available for the ADP2165?
The preset output voltage options include 3.3 V, 2.5 V, 1.8 V, 1.5 V, 1.2 V, and 1.0 V.
- What is the switching frequency range of the ADP2165?
The switching frequency range is from 250 kHz to 1.4 MHz.
- What type of FETs are integrated into the ADP2165?
The ADP2165 integrates a 19 mΩ high-side FET and a 15 mΩ synchronous rectified FET.
- What is the package type and size of the ADP2165ACPZ-R7?
The package type is a 24-lead LFCSP, measuring 4 mm × 4 mm.
- What are some of the key features of the ADP2165?
Key features include programmable switching frequency, external compensation, programmable soft start, voltage tracking input, and power-good output.
- What are the typical applications for the ADP2165?
Typical applications include point of load regulation, communications and networking equipment, high-end consumer electronics, industrial and healthcare devices, and more.
- What is the operating temperature range of the ADP2165ACPZ-R7?
The operating temperature range is from -40°C to +125°C.
- Does the ADP2165 support synchronization with an external clock?
Yes, the ADP2165 can synchronize to an external clock within the range of 250 kHz to 1.4 MHz.
- Is the ADP2165 supported by any design tools?
Yes, the ADP2165 is supported by the ADIsimPower™ design tool.
