Overview
The ADP7183ACPZN3.3-R7 is a low dropout (LDO) linear regulator produced by Analog Devices Inc. This component is part of the ADP7183 series, which operates from input voltages ranging from -2.0 V to -5.5 V and provides up to -300 mA of output current. It is designed for high-performance analog and mixed-signal circuits, offering high power supply rejection ratio (PSRR) and low noise. The regulator is available in a compact 8-lead LFCSP package, enhancing thermal performance and making it suitable for applications requiring a small footprint.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | -2.0 V to -5.5 V | V |
| Output Voltage Options | -0.5 V, -1.0 V, -1.2 V, -1.5 V, -1.8 V, -2.0 V, -2.5 V, -3.0 V, -3.3 V (and additional voltages by special order) | V |
| Output Current | Up to -300 mA | mA |
| Output Noise | 4 μV rms | μV |
| PSRR | High up to high frequencies | - |
| Package Type | 8-Lead LFCSP | - |
| Operating Temperature Range | -40°C to +125°C | °C |
| Shutdown Current | -7 μA (maximum) | μA |
Key Features
- Low quiescent current LDO linear regulator
- High PSRR and low noise, making it ideal for high-performance and noise-sensitive applications
- Compact 8-lead LFCSP package for excellent thermal performance and small footprint
- Enable logic feature capable of interfacing with positive or negative logic levels
- Adjustable output voltage option using an external feedback divider
- Optimized for use with a 4.7 μF ceramic output capacitor for excellent transient performance
Applications
The ADP7183ACPZN3.3-R7 is suitable for a variety of high-performance analog and mixed-signal applications, including:
- Analog and mixed-signal circuits requiring low noise and high PSRR
- High-precision instrumentation and measurement systems
- Audio and video equipment where low noise is critical
- Medical devices and healthcare equipment requiring high reliability and low noise
- Industrial control systems and automation
Q & A
- What is the input voltage range of the ADP7183ACPZN3.3-R7?
The input voltage range is from -2.0 V to -5.5 V.
- What is the maximum output current of the ADP7183ACPZN3.3-R7?
The maximum output current is up to -300 mA.
- What are the available output voltage options for the ADP7183?
The available output voltage options include -0.5 V, -1.0 V, -1.2 V, -1.5 V, -1.8 V, -2.0 V, -2.5 V, -3.0 V, and -3.3 V, with additional voltages available by special order.
- What is the output noise of the ADP7183ACPZN3.3-R7?
The output noise is 4 μV rms.
- What package type is the ADP7183ACPZN3.3-R7 available in?
The component is available in an 8-lead LFCSP package.
- What is the operating temperature range of the ADP7183ACPZN3.3-R7?
The operating temperature range is from -40°C to +125°C.
- How does the enable logic feature work on the ADP7183?
The enable logic feature can interface with positive or negative logic levels, and the regulator can be enabled by driving the EN pin at least +1.25 V above or -1.3 V below ground, or disabled by driving it to ground.
- Can the output voltage of the ADP7183 be adjusted?
- What type of capacitor is recommended for the output of the ADP7183?
A 4.7 μF ceramic capacitor is recommended for excellent transient performance.
- What is the shutdown current consumption of the ADP7183ACPZN3.3-R7?
The shutdown current consumption is -7 μA (maximum).
