Overview
The ADP2119ACPZ-1.8-R7 is a synchronous step-down DC-to-DC regulator produced by Analog Devices Inc. This component is part of the ADP2119/ADP2120 series, known for its low quiescent current and high efficiency. The ADP2119ACPZ-1.8-R7 is housed in a compact 3 mm × 3 mm LFCSP_WD package, making it suitable for space-constrained applications. It is designed to provide a fixed output voltage of 1.8V with a continuous output current of up to 2A. This regulator is ideal for various applications requiring stable and efficient power conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | ADP2119ACPZ-1.8-R7 |
| Topology | Buck (Synchronous) |
| Input Voltage Range | 2.3V to 5.5V |
| Output Voltage | 1.8V (Fixed) |
| Output Current | Up to 2A |
| Switching Frequency | 1.2MHz (Fixed), Synchronizable between 1MHz and 2MHz |
| Package Type | 10-LFCSP-WD (3x3 mm) |
| Operating Temperature | -40°C to 125°C (TJ) |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
Key Features
- Low quiescent current, reducing power consumption in standby mode.
- Integrated 145mΩ and 70mΩ MOSFETs for high efficiency.
- Current mode, constant frequency PWM control scheme for excellent stability and transient response.
- Pulse frequency modulation (PFM) mode for light load conditions to save power.
- ±1.5% output accuracy.
- Power-good flag, voltage tracking, and internal soft start.
- Undervoltage lockout (UVLO), overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown.
- Supported by ADIsimPower™ design tool.
Applications
- Point of load conversion.
- Communications and networking equipment.
- Industrial and instrumentation.
- Consumer electronics.
- Medical applications.
Q & A
- What is the output voltage of the ADP2119ACPZ-1.8-R7?
The output voltage is fixed at 1.8V.
- What is the maximum output current of the ADP2119ACPZ-1.8-R7?
The maximum output current is up to 2A.
- What is the input voltage range for the ADP2119ACPZ-1.8-R7?
The input voltage range is from 2.3V to 5.5V.
- What is the switching frequency of the ADP2119ACPZ-1.8-R7?
The switching frequency is fixed at 1.2MHz but can be synchronized between 1MHz and 2MHz.
- What package type is the ADP2119ACPZ-1.8-R7 available in?
The component is housed in a 10-LFCSP-WD (3x3 mm) package.
- What are the key protection features of the ADP2119ACPZ-1.8-R7?
The key protection features include undervoltage lockout (UVLO), overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown.
- Can the ADP2119ACPZ-1.8-R7 operate in PFM mode?
Yes, it can operate in pulse frequency modulation (PFM) mode under light load conditions to save power.
- What is the operating temperature range of the ADP2119ACPZ-1.8-R7?
The operating temperature range is -40°C to 125°C (TJ).
- Is the ADP2119ACPZ-1.8-R7 RoHS compliant?
Yes, it is lead-free and RoHS compliant.
- What design tool supports the ADP2119ACPZ-1.8-R7?
The component is supported by ADIsimPower™ design tool.
