Overview
The ADP1720ARMZ-3.3-R7, produced by Analog Devices Inc., is a high voltage, micropower, low dropout linear regulator. This device is designed to operate over a wide input voltage range of 4 V to 28 V and can provide up to 50 mA of output current. It is particularly suited for applications requiring low quiescent current, with a quiescent supply current of just 28 μA and a micropower shutdown mode. The ADP1720ARMZ-3.3-R7 is available in a fixed output voltage of 3.3 V and features an enable function for external control of the output.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 4 V to 28 V | V |
| Output Voltage | 3.3 V (fixed) | V |
| Output Current | Up to 50 mA | mA |
| Quiescent Supply Current | 28 μA | μA |
| Shutdown Current | Typically 700 nA | nA |
| Operating Temperature Range | –40°C to +125°C | °C |
| Package Type | 8-Lead MSOP | |
| Output Voltage Accuracy | ±1% | |
| Current Limit Protection | Typically 90 mA | mA |
| Thermal Overload Protection | Junction temperature limit: 150°C | °C |
Key Features
- High voltage input range of 4 V to 28 V
- Low dropout voltage and high power supply rejection ratio (PSRR)
- Low quiescent supply current of 28 μA and micropower shutdown mode
- Fixed output voltage of 3.3 V, with adjustable versions available
- Enable function for external control of the output
- Stable operation with small 1 μF ceramic output capacitors
- Current limit and thermal overload protection circuits
Applications
The ADP1720ARMZ-3.3-R7 is ideal for various applications that require low quiescent current and high voltage input ranges, such as:
- Battery-powered devices
- Industrial control systems
- Aerospace and defense systems
- Automotive electronics
- Medical devices
Q & A
- What is the input voltage range of the ADP1720ARMZ-3.3-R7?
The input voltage range is from 4 V to 28 V.
- What is the fixed output voltage of the ADP1720ARMZ-3.3-R7?
The fixed output voltage is 3.3 V.
- What is the maximum output current of the ADP1720ARMZ-3.3-R7?
The maximum output current is up to 50 mA.
- What is the quiescent supply current of the ADP1720ARMZ-3.3-R7?
The quiescent supply current is 28 μA.
- Does the ADP1720ARMZ-3.3-R7 have an enable function?
Yes, it has an enable function for external control of the output.
- What type of protection does the ADP1720ARMZ-3.3-R7 have?
It has current limit and thermal overload protection circuits.
- What is the operating temperature range of the ADP1720ARMZ-3.3-R7?
The operating temperature range is from –40°C to +125°C.
- What is the package type of the ADP1720ARMZ-3.3-R7?
The package type is 8-Lead MSOP.
- Is the ADP1720ARMZ-3.3-R7 RoHS compliant?
Yes, it is RoHS compliant.
- How is the output voltage set for the adjustable version of the ADP1720?
The output voltage for the adjustable version is set using an external voltage divider connected from OUT to ADJ.
