Overview
The ADP2120ACPZ-1.0-R7 is a low-power, synchronous step-down DC-DC converter produced by Analog Devices Inc. This component is designed for precise voltage regulation and is particularly suited for applications requiring high efficiency and minimal external components. The ADP2120ACPZ-1.0-R7 is housed in a compact 3mm x 3mm LFCSP_WD package, making it ideal for space-constrained designs.
Key Specifications
| Parameter | Value |
|---|---|
| Brand | Analog Devices Inc. |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Fixed/Adjustable |
| Voltage - Input (Min) | 2.3V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Min/Fixed) | 0.6V (Adjustable), 1.0V (Fixed) |
| Current - Output | 1.25A |
| Frequency - Switching | 1.2MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | LFCSP-10 |
| Load Regulation | 0.08 %/A |
| Quiescent Current | < 3 μA (Disabled) |
Key Features
- Low quiescent current, synchronous step-down DC-DC converter
- Compact 3mm x 3mm LFCSP_WD package
- Current mode, constant frequency pulse-width modulation (PWM) control scheme
- Pulse frequency modulation (PFM) mode for light load conditions to reduce switching frequency and save power
- Integrated power switches, synchronous rectifier, and internal compensation
- Under voltage lockout (UVLO), overvoltage protection (OVP), over current protection (OCP), and thermal shutdown (TSD)
- Integrated soft start to limit inrush current at startup
- Voltage tracking and power-good flag
- ±1.5% output accuracy
- Synchronizable between 1 MHz and 2 MHz
Applications
- Point of load conversion
- Communications and networking equipment
- Industrial and instrumentation
- Consumer electronics
- Medical applications
Q & A
- What is the input voltage range of the ADP2120ACPZ-1.0-R7?
The input voltage range is from 2.3V to 5.5V.
- What is the maximum output current of the ADP2120ACPZ-1.0-R7?
The maximum output current is 1.25A.
- What is the switching frequency of the ADP2120ACPZ-1.0-R7?
The switching frequency is 1.2MHz.
- Does the ADP2120ACPZ-1.0-R7 support synchronous rectification?
Yes, it supports synchronous rectification.
- What are the operating temperature ranges for the ADP2120ACPZ-1.0-R7?
The operating temperature range is from -40°C to 125°C (TJ).
- What type of package does the ADP2120ACPZ-1.0-R7 come in?
The component is housed in a 10-lead LFCSP_WD package.
- What protection features does the ADP2120ACPZ-1.0-R7 have?
The component includes under voltage lockout (UVLO), overvoltage protection (OVP), over current protection (OCP), and thermal shutdown (TSD).
- Can the ADP2120ACPZ-1.0-R7 operate in pulse frequency modulation (PFM) mode?
Yes, it can operate in PFM mode under light load conditions to save power.
- What is the quiescent current when the ADP2120ACPZ-1.0-R7 is disabled?
The quiescent current is less than 3 μA when disabled.
- What are some typical applications for the ADP2120ACPZ-1.0-R7?
Typical applications include point of load conversion, communications and networking equipment, industrial and instrumentation, consumer electronics, and medical applications.
