Overview
The ADP1713AUJZ-3.3-R7 is a low dropout linear regulator produced by Analog Devices Inc. This component is part of the ADP1712/ADP1713/ADP1714 series, known for their high efficiency and stability in a wide range of applications. The ADP1713AUJZ-3.3-R7 is specifically designed to provide a fixed output voltage of 3.3 V with a maximum output current of 300 mA. It is optimized for use in battery-operated portable equipment due to its low ground current and low dropout voltage, making it an ideal choice for power management in various electronic devices.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 2.5 V to 5.5 V |
| Output Voltage | 3.3 V (fixed) |
| Maximum Output Current | 300 mA |
| Dropout Voltage | 170 mV @ 300 mA load |
| Ground Current | 75 μA with 100 μA load |
| Shutdown Current | <1 μA |
| Operating Temperature Range | −40°C to +125°C |
| Output Voltage Accuracy | ±1% |
| Line Regulation | −0.25% to +0.25%/V |
| Load Regulation | 0.001%/mA (10 mA to 300 mA) |
Key Features
- Low dropout voltage of 170 mV at 300 mA load, improving efficiency and allowing operation over a wide input voltage range.
- Low ground current of 75 μA when driving a 100 μA load, making it suitable for battery-operated devices.
- Very low shutdown current of less than 1 μA.
- Reference bypass capacitor option to reduce output voltage noise and improve power supply rejection ratio (PSRR).
- Thermal shutdown and current limit protection for enhanced reliability.
- External soft-start capacitor option to program the soft-start time.
Applications
The ADP1713AUJZ-3.3-R7 is versatile and can be used in a variety of applications, including:
- Battery-operated portable equipment such as handheld devices and mobile phones.
- Wireless communication devices.
- Medical devices requiring low noise and high stability power supplies.
- Industrial control systems and automation equipment.
- Consumer electronics such as audio and video devices.
Q & A
- What is the maximum output current of the ADP1713AUJZ-3.3-R7?
The maximum output current is 300 mA. - What is the input voltage range for this regulator?
The input voltage range is from 2.5 V to 5.5 V. - What is the dropout voltage at 300 mA load?
The dropout voltage is 170 mV at 300 mA load. - How does the ground current compare when driving a low load?
The ground current is very low, at 75 μA when driving a 100 μA load. - What is the shutdown current of the ADP1713AUJZ-3.3-R7?
The shutdown current is less than 1 μA. - Can the output voltage be adjusted?
No, the ADP1713AUJZ-3.3-R7 provides a fixed output voltage of 3.3 V. However, the ADP1712 series has an adjustable version. - What is the purpose of the reference bypass capacitor in the ADP1713?
The reference bypass capacitor reduces output voltage noise and improves power supply rejection ratio (PSRR). - What are the thermal shutdown and hysteresis thresholds?
The thermal shutdown threshold is 150°C, and the hysteresis is 15°C. - How can the soft-start time be programmed in the ADP1712 fixed version?
The soft-start time can be programmed using an external capacitor connected to the soft-start pin. - What is the operating temperature range of the ADP1713AUJZ-3.3-R7?
The operating temperature range is from −40°C to +125°C.
