Overview
The ADP7104ACPZ-3.0-R7 is a high-performance, low dropout linear regulator (LDO) produced by Analog Devices Inc. This CMOS LDO operates from an input voltage range of 3.3 V to 20 V and provides up to 500 mA of output current. It is designed to offer high power supply rejection, low noise, and excellent line and load transient response, making it ideal for regulating high-performance analog and mixed-signal circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 3.3 V to 20 V | V |
| Maximum Output Current | 500 mA | mA |
| Output Voltage | Adjustable (1.22 V to VIN - VDO) | V |
| Dropout Voltage | 350 mV (typ), 550 mV (max) | mV |
| Output Noise Voltage | 15 µV rms | µV |
| PSRR at 10 kHz | 60 dB | dB |
| Operating Temperature Range | -40°C to +125°C | °C |
| Package Type | 8-lead LFCSP and 8-lead SOIC | |
| Quiescent Current | 165 µA | µA |
Key Features
- Low dropout voltage and low quiescent current, making it suitable for battery-powered devices.
- High power supply rejection ratio (PSRR) of 60 dB at 10 kHz.
- Low noise output of 15 µV rms.
- Digital power-good output for monitoring the health of the output voltage.
- User-programmable precision undervoltage lockout function for sequencing multiple power supplies.
- Compact 8-lead LFCSP and SOIC packages with excellent thermal performance.
Applications
- Regulation of noise-sensitive applications such as ADC, DAC circuits, precision amplifiers, high-frequency oscillators, clocks, and PLLs.
- Communications and infrastructure.
- Medical and healthcare devices.
- Industrial and instrumentation applications.
- Portable consumer electronics and battery-powered devices.
- IoT devices requiring stable and accurate voltage regulation.
Q & A
- What is the input voltage range of the ADP7104ACPZ-3.0-R7? The input voltage range is from 3.3 V to 20 V.
- What is the maximum output current of the ADP7104ACPZ-3.0-R7? The maximum output current is 500 mA.
- What is the typical output noise voltage of the ADP7104ACPZ-3.0-R7? The typical output noise voltage is 15 µV rms.
- What is the PSRR of the ADP7104ACPZ-3.0-R7 at 10 kHz? The PSRR is 60 dB at 10 kHz.
- What are the available package types for the ADP7104ACPZ-3.0-R7? The available package types are 8-lead LFCSP and 8-lead SOIC.
- What is the quiescent current of the ADP7104ACPZ-3.0-R7? The quiescent current is 165 µA.
- Does the ADP7104ACPZ-3.0-R7 have a power-good indicator? Yes, it has a digital power-good output.
- Can the ADP7104ACPZ-3.0-R7 be used in battery-powered devices? Yes, it is suitable for battery-powered devices due to its low quiescent current and low dropout voltage.
- What are some common applications of the ADP7104ACPZ-3.0-R7? Common applications include noise-sensitive analog circuits, communications, medical devices, industrial instrumentation, and IoT devices.
- How does the ADP7104ACPZ-3.0-R7 handle thermal performance? It offers excellent thermal performance in its compact 8-lead LFCSP and SOIC packages.
