Overview
The AD8214ARMZ-RL, produced by Analog Devices Inc., is a fast response, high common-mode voltage, current shunt comparator. This device is designed to operate on the high side rail of any DC current sensing application, making it ideal for detecting overcurrent conditions. It features a fast input-to-output response time of less than 100 ns, which is crucial for applications requiring quick shutdown to prevent damage from excessive currents. The AD8214ARMZ-RL is available in an 8-lead MSOP package and is fully qualified for automotive applications, ensuring high reliability and quality standards.
Key Specifications
| Parameter | Rating |
|---|---|
| Supply Voltage | 5 V to 65 V |
| Continuous Input Voltage | 68 V |
| Differential Input Voltage | 500 mV |
| Reverse Supply Voltage | 0.3 V |
| Operating Temperature Range | −40°C to +125°C |
| Storage Temperature Range | −65°C to +150°C |
| Output Short-Circuit Duration | Indefinite |
| Input-to-Output Response Time | < 100 ns |
| Integrated Voltage Regulator | 2.4 V |
| Package Type | 8-lead MSOP |
| RoHS Compliance | Yes |
Key Features
- Fast input-to-output response time of less than 100 ns, ideal for overcurrent protection.
- High input common-mode voltage range, allowing operation at or slightly above or below the positive supply rail.
- Integrated 2.4 V series voltage regulator for stable internal power and setting comparison thresholds.
- Built-in comparator hysteresis to prevent oscillations and ensure stable output states.
- Wide operating temperature range of −40°C to +125°C, suitable for harsh environments.
- Qualified for automotive applications, ensuring high reliability and quality standards.
- RoHS compliant, meeting environmental regulations.
Applications
- Overcurrent protection in motor and solenoid control systems.
- High-side current sensing in DC power systems.
- Automotive applications requiring robust and reliable current monitoring.
- Industrial control systems where fast response to current changes is critical.
- Power management systems needing precise current threshold detection.
Q & A
- What is the primary function of the AD8214ARMZ-RL?
The AD8214ARMZ-RL is a fast response, high common-mode voltage, current shunt comparator designed to detect overcurrent conditions on the high side of the control loop.
- What is the input-to-output response time of the AD8214ARMZ-RL?
The input-to-output response time is typically less than 100 ns.
- What is the operating voltage range of the AD8214ARMZ-RL?
The device operates with a supply voltage of 5 V to 65 V.
- What type of package is the AD8214ARMZ-RL available in?
The device is available in an 8-lead MSOP package.
- Is the AD8214ARMZ-RL qualified for automotive applications?
Yes, the AD8214ARMZ-RL is fully qualified for automotive applications.
- What is the operating temperature range of the AD8214ARMZ-RL?
The operating temperature range is −40°C to +125°C.
- Does the AD8214ARMZ-RL have built-in hysteresis?
Yes, the device includes built-in comparator hysteresis to prevent oscillations.
- Is the AD8214ARMZ-RL RoHS compliant?
Yes, the device is RoHS compliant.
- What is the purpose of the integrated 2.4 V voltage regulator?
The integrated 2.4 V series voltage regulator provides a stable voltage for the internal electronics and sets the comparison threshold below the supply rail.
- Where can I find additional documentation and support for the AD8214ARMZ-RL?
Additional documentation, footprints, and schematics can be found on the Analog Devices website or through authorized distributors.
