Overview
The ADP1711AUJZ-3.3-R7 is a low dropout linear regulator produced by Analog Devices Inc. This device is part of the ADP1711 series, which operates from an input voltage range of 2.5 V to 5.5 V and provides up to 150 mA of output current. The ADP1711 is designed for high efficiency and stability, making it ideal for battery-operated portable equipment and other applications requiring low power consumption.
Key Specifications
| Specification | Value |
|---|---|
| Input Voltage Range | 2.5 V to 5.5 V |
| Output Current | Up to 150 mA |
| Output Voltage Accuracy (Fixed Output) | ±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 load, VOUT ≥ 3.0 V |
| Operating Temperature Range | -40°C to +125°C (TJ) |
| Shutdown Current | <1 μA |
| Package Type | 5-Lead TSOT |
Key Features
- Low dropout voltage of 100 mV at 100 mA load
- High accuracy output voltage with ±1% for fixed output and ±2% for adjustable output over the operating temperature range
- Low ground current: 35 μA with zero load and 40 μA with 100 μA load
- Internal soft start with a typical start-up time of 80 μs
- Short-circuit protection and thermal overload protection
- Under-voltage lockout (UVLO) circuit
- Enable pin (EN) for output voltage control
- Bypass pin (BYP) on ADP1711 for reducing internal reference noise
- Adjustable output voltage option on ADP1710, settable from 0.8 V to 5.0 V using an external voltage divider
Applications
- Battery-operated portable equipment
- Low-power consumer electronics
- Wireless devices and handheld instruments
- Medical devices and healthcare equipment
- Automotive and industrial control systems
Q & A
- What is the input voltage range of the ADP1711AUJZ-3.3-R7?
The input voltage range is from 2.5 V to 5.5 V.
- What is the maximum output current of the ADP1711AUJZ-3.3-R7?
The maximum output current is up to 150 mA.
- What is the output voltage accuracy of the ADP1711AUJZ-3.3-R7?
The output voltage accuracy is ±1% for IOUT = 1 mA and ±2% for 100 μA < IOUT < 150 mA over the operating temperature range.
- Does the ADP1711AUJZ-3.3-R7 have short-circuit protection?
Yes, it has short-circuit protection and thermal overload protection.
- What is the purpose of the bypass pin on the ADP1711?
The bypass pin allows an external capacitor to be connected, which reduces internal reference noise.
- How is the output voltage set for the adjustable version of the ADP1710?
The output voltage is set using an external resistive voltage divider connected from OUT to ADJ, with the equation VOUT = 0.8 V (1 + R1/R2).
- What is the typical start-up time of the ADP1711?
The typical start-up time is 80 μs due to the internal soft start.
- What is the operating temperature range of the ADP1711AUJZ-3.3-R7?
The operating temperature range is -40°C to +125°C (TJ).
- What is the package type of the ADP1711AUJZ-3.3-R7?
The package type is a 5-Lead TSOT.
- Does the ADP1711AUJZ-3.3-R7 have an enable pin?
Yes, it has an enable pin (EN) for controlling the output voltage.
