Overview
The ADP1710AUJZ-R7 is a low dropout (LDO) linear regulator produced by Analog Devices Inc. This component is part of the ADP1710/ADP1711 series, designed to provide stable and efficient voltage regulation. It is optimized for use with small 1 μF ceramic output capacitors, ensuring good transient performance and minimal board space usage. The regulator is available in both fixed and adjustable output voltage configurations, making it versatile for various applications.
Key Specifications
| Parameter | Value |
|---|---|
| Maximum Output Current | 150 mA |
| Input Voltage Range | 2.5 V to 5.5 V |
| Output Voltage Accuracy (Fixed) | ±1% (IOUT = 1 mA), ±2% (100 μA < IOUT < 150 mA, TJ = –40°C to +125°C) |
| Output Voltage Accuracy (Adjustable) | ±1% (IOUT = 1 mA), ±2% (100 μA < IOUT < 150 mA, TJ = –40°C to +125°C) |
| Line Regulation | ±0.1%/V (VIN = (VOUT + 0.5 V) to 5.5 V, TJ = –40°C to +125°C) |
| Load Regulation | 0.002%/mA (IOUT = 10 mA to 150 mA), 0.004%/mA (IOUT = 10 mA to 150 mA, TJ = –40°C to +125°C) |
| Dropout Voltage | 100 mV @ 100 mA, VOUT ≥ 3.0 V |
| Shutdown Current | <1 μA |
| Ground Current | 35 μA (zero load), 40 μA (100 μA load) |
| Package Type | TSOT-23-5 |
Key Features
- Low dropout voltage of 150 mV @ 150 mA load, ensuring efficient voltage regulation.
- Light load efficiency with low ground current (IGND = 35 μA with zero load and IGND = 40 μA with 100 μA load).
- Low shutdown current of less than 1 μA.
- Adjustable output voltage option from 0.8 V to 5.0 V using an external voltage divider.
- Fixed output voltage options ranging from 0.75 V to 3.3 V.
- Bypass pin on the ADP1711 for reducing internal reference noise with an external capacitor.
- Enable pin for controlling the regulator.
Applications
The ADP1710AUJZ-R7 is suitable for a variety of applications requiring stable and efficient voltage regulation, such as:
- Portable electronics and battery-powered devices.
- Wireless communication systems.
- Medical devices and diagnostic equipment.
- Automotive systems and infotainment.
- Industrial control systems and automation.
Q & A
- What is the maximum output current of the ADP1710AUJZ-R7?
The maximum output current is 150 mA. - What is the input voltage range for this regulator?
The input voltage range is from 2.5 V to 5.5 V. - How accurate is the output voltage of the ADP1710AUJZ-R7?
The output voltage accuracy is ±1% for IOUT = 1 mA and ±2% for 100 μA < IOUT < 150 mA over the temperature range of –40°C to +125°C. - Can the output voltage be adjusted?
Yes, the output voltage can be adjusted from 0.8 V to 5.0 V using an external voltage divider. - What is the dropout voltage at 100 mA load?
The dropout voltage is 100 mV at 100 mA load when VOUT ≥ 3.0 V. - How much current does the regulator consume in shutdown mode?
The shutdown current is less than 1 μA. - What is the ground current at zero load and 100 μA load?
The ground current is 35 μA at zero load and 40 μA at 100 μA load. - What package type is the ADP1710AUJZ-R7 available in?
The regulator is available in a TSOT-23-5 package. - Does the ADP1711 have any additional features compared to the ADP1710?
Yes, the ADP1711 features a bypass pin for reducing internal reference noise with an external capacitor. - How is the output voltage set for the adjustable version?
The output voltage is set using the equation VOUT = 0.8 V (1 + R1/R2), where R1 and R2 are resistors in the external voltage divider.
