Overview
The ADP124ARHZ-1.8-R7 is a low dropout linear voltage regulator produced by Analog Devices Inc. This component is designed for power management applications, particularly in scenarios where high efficiency and stability are crucial. It offers a fixed output voltage of 1.8V and is suitable for a wide range of applications, including consumer electronics, telecommunications, and portable devices.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 1.8 | V |
| Input Voltage Range | 2.3 to 5.5 | V |
| Maximum Output Current | 500 | mA |
| Quiescent Current | 45 to 210 | µA |
| Dropout Voltage | 130 | mV |
| Power Supply Rejection Ratio (PSRR) | 60 | dB at 100 kHz |
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | TSSOP-8, MSOP-8 (EP) |
Key Features
- Fixed 1.8V output voltage with high accuracy (1% initial accuracy).
- Low quiescent current of 45 µA to 210 µA, depending on the load current.
- Excellent power supply rejection ratio (PSRR) of 60 dB at 100 kHz.
- Low dropout voltage of 130 mV, enhancing battery life in portable devices.
- Protection features include overcurrent, overtemperature, and undervoltage lockout (UVLO).
- Logic-controlled enable function for easy control.
- Compact 8-lead exposed paddle MSOP and LFCSP packages, suitable for space-constrained applications.
Applications
- Consumer electronics
- Telecommunications
- Portable and battery-powered equipment
- Industrial controls
- Digital camera and audio devices
- Automatic meter reading (AMR) meters
- GPS and location management units
- Medical instrumentation
- Point of load power.
Q & A
- What is the output voltage of the ADP124ARHZ-1.8-R7? The output voltage is fixed at 1.8V.
- What is the input voltage range for this regulator? The input voltage range is from 2.3V to 5.5V.
- What is the maximum output current of the ADP124ARHZ-1.8-R7? The maximum output current is 500 mA.
- What is the quiescent current of this regulator? The quiescent current ranges from 45 µA to 210 µA, depending on the load current.
- What are the protection features of the ADP124ARHZ-1.8-R7? The protection features include overcurrent, overtemperature, and undervoltage lockout (UVLO).
- What is the operating temperature range of this component? The operating temperature range is from -40°C to 125°C.
- What types of packages are available for the ADP124ARHZ-1.8-R7? The component is available in TSSOP-8 and MSOP-8 (EP) packages.
- Is the ADP124ARHZ-1.8-R7 suitable for battery-powered devices? Yes, it is highly suitable due to its low quiescent current and low dropout voltage, which enhance battery life.
- What is the power supply rejection ratio (PSRR) of this regulator? The PSRR is 60 dB at 100 kHz.
- Does the ADP124ARHZ-1.8-R7 have an enable function? Yes, it includes a logic-controlled enable function.
