Overview
The ADP2119ACPZ-1.5-R7 is a low quiescent current, synchronous, step-down DC-to-DC regulator produced by Analog Devices Inc. This component is part of the ADP2119/ADP2120 series and is housed in a compact 3 mm × 3 mm LFCSP_WD package. It is designed to provide high efficiency and stability, making it suitable for a variety of applications. The regulator supports input voltages from 2.3 V to 5.5 V and can deliver an adjustable output voltage, with this specific model fixed at 1.5 V and capable of providing up to 2 A of output current.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | ADP2119ACPZ-1.5-R7 |
| Package Type | 10-LFCSP-WD (3x3) |
| Input Voltage Range | 2.3 V to 5.5 V |
| Output Voltage | 1.5 V (fixed) |
| Output Current | Up to 2 A |
| Switching Frequency | 1.2 MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature Range | -40°C to 125°C (TJ) |
| Topology | Buck |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
Key Features
- High efficiency synchronous buck converter with integrated high-side switch and low-side synchronous rectifier.
- Fixed frequency, peak current mode PWM control architecture with the ability to switch to PFM mode at light loads for improved efficiency.
- Adjustable output voltage (though this model is fixed at 1.5 V), with options ranging from 0.6 V to the input voltage.
- Thermal shutdown protection, undervoltage lockout (UVLO), overvoltage protection (OVP), and overcurrent protection (OCP).
- Power-good flag and voltage tracking capabilities.
- Internal compensation and soft start features.
- Compact 3 mm × 3 mm LFCSP_WD package suitable for space-constrained designs.
- Supported by ADIsimPower™ design tool for ease of design and simulation.
Applications
- Point of load conversion.
- Communications and networking equipment.
- Industrial and instrumentation applications.
- Consumer electronics.
- Medical applications.
Q & A
- What is the input voltage range of the ADP2119ACPZ-1.5-R7? The input voltage range is from 2.3 V to 5.5 V.
- What is the fixed output voltage of the ADP2119ACPZ-1.5-R7? The fixed output voltage is 1.5 V.
- What is the maximum output current of the ADP2119ACPZ-1.5-R7? The maximum output current is up to 2 A.
- What is the switching frequency of the ADP2119ACPZ-1.5-R7? The switching frequency is 1.2 MHz.
- Does the ADP2119ACPZ-1.5-R7 have synchronous rectification? Yes, it has synchronous rectification for high efficiency.
- What are the key protection features of the ADP2119ACPZ-1.5-R7? It includes thermal shutdown, undervoltage lockout (UVLO), overvoltage protection (OVP), and overcurrent protection (OCP).
- What is the package type and size of the ADP2119ACPZ-1.5-R7? It is housed in a 10-LFCSP-WD package with a size of 3 mm × 3 mm.
- What is the operating temperature range of the ADP2119ACPZ-1.5-R7? The operating temperature range is from -40°C to 125°C (TJ).
- Is the ADP2119ACPZ-1.5-R7 supported by any design tools? Yes, it is supported by the ADIsimPower™ design tool.
- What are some typical applications of the ADP2119ACPZ-1.5-R7? Typical applications include point of load conversion, communications and networking equipment, industrial and instrumentation, consumer electronics, and medical applications.
