Overview
The ADP124ARHZ-3.0-R7 is a low-dropout linear regulator (LDO) designed by Analog Devices Inc. This component is engineered to deliver a fixed output voltage from a variable input voltage, making it highly versatile for various electronic applications. It is particularly suited for systems requiring high power supply rejection ratio (PSRR), low quiescent current, and robust protection features.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage - Input (Max) | 5.5V |
| Voltage - Output (Fixed) | 3.0V |
| Current - Output | 500mA |
| Current - Quiescent (Iq) | 105 µA |
| PSRR | 60dB (10kHz ~ 100kHz) |
| Operating Temperature | -40°C to 125°C |
| Dropout Voltage | 0.23V at full load |
| Package | 8-MSOP-EP |
Key Features
- High power supply rejection ratio (PSRR) of 60dB from 10kHz to 100kHz
- Stable with small 1μF ceramic capacitors
- Low quiescent current (Iq) of 105 µA
- Maximum current output of 500mA
- Fixed output voltage of 3.0V
- Low dropout voltage of 0.23V at full load
- Over current and over temperature protection
- Under voltage lockout (UVLO)
- Enable pin for on/off control
Applications
- Portable electronics
- Microprocessor power supplies
- Wireless and telecom equipment
- Post-regulation for switching supplies
Q & A
- What is the maximum input voltage for the ADP124ARHZ-3.0-R7?
The maximum input voltage is 5.5V. - What is the fixed output voltage of the ADP124ARHZ-3.0-R7?
The fixed output voltage is 3.0V. - What is the maximum output current of the ADP124ARHZ-3.0-R7?
The maximum output current is 500mA. - What is the quiescent current (Iq) of the ADP124ARHZ-3.0-R7?
The quiescent current (Iq) is 105 µA. - What is the PSRR of the ADP124ARHZ-3.0-R7?
The PSRR is 60dB from 10kHz to 100kHz. - What are the operating temperature ranges for the ADP124ARHZ-3.0-R7?
The operating temperature range is -40°C to 125°C. - Does the ADP124ARHZ-3.0-R7 have over current and over temperature protection?
Yes, it includes over current and over temperature protection. - What type of package does the ADP124ARHZ-3.0-R7 come in?
The package type is 8-MSOP-EP. - Is the ADP124ARHZ-3.0-R7 suitable for battery-powered devices?
Yes, it is suitable due to its low quiescent current. - Does the ADP124ARHZ-3.0-R7 have an enable pin for on/off control?
Yes, it includes an enable pin for on/off control.
