Overview
The ADM7150ARDZ-3.0 is a high-performance, low-dropout (LDO) linear voltage regulator produced by Analog Devices Inc. This regulator operates from an input voltage range of 4.5 V to 16 V and provides up to 800 mA of output current. It is designed using an advanced proprietary architecture, which ensures high power supply rejection ratio (PSRR), ultralow output noise, and excellent line and load transient response. The ADM7150ARDZ-3.0 is particularly suited for noise-sensitive applications due to its low noise characteristics and high PSRR.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Voltage Range | 4.5 | 16 | V | |
| Output Voltage | 3.0 | V | ||
| Maximum Output Current | 800 | mA | ||
| Dropout Voltage | 0.6 | V | ||
| Initial Voltage Accuracy | ±1% | |||
| Voltage Accuracy over Line, Load, and Temperature | ±2% | |||
| Quiescent Current (IGND) | 4.3 | 7.0 | mA | |
| Shutdown Current | 0.1 | 3 | µA | |
| Output Noise (10 Hz to 100 kHz) | 1.6 | µV rms | ||
| Noise Spectral Density (10 kHz to 1 MHz) | 1.7 | nV/√Hz | ||
| Operating Temperature | -40 | 125 | °C | |
| Package Style | 8-lead SOIC-N-EP |
Key Features
- High power supply rejection ratio (PSRR) of >90 dB from 1 kHz to 100 kHz and >60 dB at 1 MHz
- Ultralow output noise of 1.0 µV rms from 100 Hz to 100 kHz and 1.7 nV/√Hz noise spectral density from 10 kHz to 1 MHz
- Excellent line and load transient response with a 10 µF ceramic output capacitor
- Low dropout voltage of 0.6 V at 800 mA load
- Low shutdown current of 0.1 µA
- Stable operation with a 10 µF ceramic output capacitor
- Available in 8-lead SOIC-N-EP and 8-lead LFCSP packages
Applications
- Regulated power noise-sensitive applications
- RF mixers, phase-locked loops (PLLs), voltage-controlled oscillators (VCOs), and PLLs with integrated VCOs
- Communications and infrastructure
- Cable digital-to-analog converter (DAC) drivers
- Backhaul and microwave links
Q & A
- What is the input voltage range of the ADM7150ARDZ-3.0? The input voltage range is from 4.5 V to 16 V.
- What is the maximum output current of the ADM7150ARDZ-3.0? The maximum output current is 800 mA.
- What is the typical output voltage of the ADM7150ARDZ-3.0? The typical output voltage is 3.0 V.
- What is the dropout voltage of the ADM7150ARDZ-3.0? The dropout voltage is 0.6 V at 800 mA load.
- What is the noise spectral density of the ADM7150ARDZ-3.0? The noise spectral density is 1.7 nV/√Hz from 10 kHz to 1 MHz.
- What is the operating temperature range of the ADM7150ARDZ-3.0? The operating temperature range is from -40°C to 125°C.
- In what packages is the ADM7150ARDZ-3.0 available? It is available in 8-lead SOIC-N-EP and 8-lead LFCSP packages.
- What are some typical applications of the ADM7150ARDZ-3.0? Typical applications include regulated power noise-sensitive applications, RF mixers, PLLs, VCOs, communications and infrastructure, and backhaul and microwave links.
- What is the quiescent current of the ADM7150ARDZ-3.0 at no load? The quiescent current is 4.3 mA at no load.
- What is the shutdown current of the ADM7150ARDZ-3.0? The shutdown current is 0.1 µA.
