Overview
The ADP7102ARDZ-3.0-R7 is a CMOS, low dropout linear regulator (LDO) produced by Analog Devices Inc. This high-performance regulator operates from an input voltage range of 3.3 V to 20 V and provides up to 300 mA of output current. It is designed for regulating high-performance analog and mixed-signal circuits, offering excellent line and load transient response with a small 1 μF ceramic output capacitor. The ADP7102ARDZ-3.0-R7 is part of the ADP7102 family, which includes both fixed and adjustable output voltage options, with this specific model providing a fixed output voltage of 3.0 V.
Key Specifications
| Parameter | Symbol | Min | Max | Unit | |
|---|---|---|---|---|---|
| Input Voltage Range | VIN | 3.3 | 20 | V | |
| Output Current | IOUT | 300 | mA | ||
| Output Voltage | VOUT | 3.0 | 3.0 | V | |
| Low Dropout Voltage | VDO | 200 | mV @ 300 mA | ||
| Output Noise Voltage | VNOISE | 15 | μV rms | ||
| Power Supply Rejection Ratio (PSRR) | PSRR | 60 | dB @ 10 kHz | ||
| Thermal Shutdown Threshold | TSSD | 150 | °C | ||
| Package Type | 8-Lead SOIC_N_EP |
Key Features
- High input voltage range from 3.3 V to 20 V
- Low dropout voltage of 200 mV at 300 mA load
- Low noise output of 15 μV rms
- High power supply rejection ratio (PSRR) of 60 dB at 10 kHz
- Reverse current protection and thermal shutdown
- Digital power-good output for monitoring the health of the output voltage
- User-programmable precision undervoltage lockout (UVLO) function
- Compact 8-lead SOIC_N_EP package with excellent thermal performance
Applications
The ADP7102ARDZ-3.0-R7 is ideal for regulating high-performance analog and mixed-signal circuits. It is suitable for a variety of applications, including:
- High-performance audio and video systems
- Medical devices requiring low noise and high accuracy
- Industrial control systems and automation
- Telecommunication equipment and networking devices
- Power supplies for embedded systems and microcontrollers
Q & A
- What is the input voltage range of the ADP7102ARDZ-3.0-R7? The input voltage range is from 3.3 V to 20 V.
- What is the maximum output current of the ADP7102ARDZ-3.0-R7? The maximum output current is 300 mA.
- What is the output voltage of the ADP7102ARDZ-3.0-R7? The output voltage is fixed at 3.0 V.
- What is the low dropout voltage of the ADP7102ARDZ-3.0-R7? The low dropout voltage is 200 mV at 300 mA load.
- Does the ADP7102ARDZ-3.0-R7 have thermal shutdown protection? Yes, it has thermal shutdown protection with a threshold of 150°C.
- What is the power supply rejection ratio (PSRR) of the ADP7102ARDZ-3.0-R7? The PSRR is 60 dB at 10 kHz.
- Does the ADP7102ARDZ-3.0-R7 have a digital power-good output? Yes, it has a digital power-good output for monitoring the health of the output voltage.
- Can the undervoltage lockout (UVLO) function be programmed? Yes, the UVLO function is user-programmable.
- What package type is the ADP7102ARDZ-3.0-R7 available in? It is available in an 8-lead SOIC_N_EP package.
- What are some typical applications of the ADP7102ARDZ-3.0-R7? It is used in high-performance analog and mixed-signal circuits, medical devices, industrial control systems, telecommunication equipment, and power supplies for embedded systems.
