Overview
The ADP7102ARDZ-5.0-R7 is a CMOS, low dropout linear regulator (LDO) produced by Analog Devices Inc. This regulator is designed to operate from a wide input voltage range of 3.3 V to 20 V and provides up to 300 mA of output current. It is particularly suited for high-performance analog and mixed-signal circuits, offering excellent power supply rejection, low noise, and robust line and load transient response. The ADP7102 is available in both fixed and adjustable output voltage configurations, making it versatile for various applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 3.3 V to 20 V | V |
| Maximum Output Current | 300 mA | mA |
| Output Voltage (Fixed Version) | 5.0 V (for ADP7102ARDZ-5.0-R7) | V |
| Noise Voltage (rms) | 15 μV | μV |
| Power Supply Rejection Ratio (PSRR) at 10 kHz | 60 dB | dB |
| Dropout Voltage at 300 mA | 200 mV | mV |
| Initial Accuracy | ±0.8% | % |
| Thermal Shutdown Threshold | 150 °C | °C |
| Package Type | 8-lead SOIC |
Key Features
- High input voltage range: 3.3 V to 20 V
- Low dropout voltage: 200 mV at 300 mA load
- Low noise: 15 μV rms for fixed output versions
- High power supply rejection ratio (PSRR): 60 dB at 10 kHz
- Reverse current protection
- Digital power-good output for system monitoring
- User-programmable precision undervoltage lockout (UVLO) function
- Compact 8-lead SOIC and LFCSP packages for high thermal performance
Applications
The ADP7102ARDZ-5.0-R7 is ideal for a variety of applications, including:
- High-performance analog and mixed-signal circuits
- Industrial control systems
- Medical devices
- Aerospace and defense systems
- Automotive electronics
- Telecommunications equipment
Q & A
- What is the input voltage range of the ADP7102ARDZ-5.0-R7?
The input voltage range is from 3.3 V to 20 V. - What is the maximum output current of the ADP7102ARDZ-5.0-R7?
The maximum output current is 300 mA. - What is the output voltage of the ADP7102ARDZ-5.0-R7?
The output voltage for this specific model is fixed at 5.0 V. - What is the noise voltage of the ADP7102ARDZ-5.0-R7?
The noise voltage is 15 μV rms. - What is the power supply rejection ratio (PSRR) of the ADP7102ARDZ-5.0-R7 at 10 kHz?
The PSRR is 60 dB at 10 kHz. - Does the ADP7102ARDZ-5.0-R7 have thermal shutdown protection?
Yes, it has a thermal shutdown threshold of 150 °C. - What package types are available for the ADP7102?
The ADP7102 is available in 8-lead SOIC and 8-lead LFCSP packages. - What is the purpose of the digital power-good output?
The digital power-good output allows system monitors to check the health of the output voltage. - Can the undervoltage lockout (UVLO) be programmed?
Yes, the UVLO function is user-programmable. - What are some typical applications of the ADP7102ARDZ-5.0-R7?
Typical applications include high-performance analog and mixed-signal circuits, industrial control systems, medical devices, aerospace and defense systems, automotive electronics, and telecommunications equipment.
