Overview
The ADM6315-31D1ARTZR7, produced by Analog Devices Inc., is a reliable voltage-monitoring device designed to ensure the proper operation of systems during power-up, power-down, and brownout conditions. This supervisor IC is part of the ADM6315 series and is particularly suited for use in microprocessor-based systems to prevent malfunctions during power failures.
The device features an accurate internal voltage reference circuit, which reduces the possibility of system malfunctions even with significant degradations in supply voltages. It also includes a manual reset input and an open-drain reset output, making it versatile for various applications.
Key Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Category | PMIC - Supervisors |
| Type | Simple Reset/Power-On Reset |
| Number of Voltages Monitored | 1 |
| Voltage - Threshold | 3.08V |
| Output | Open Drain or Open Collector |
| Reset | Active Low |
| Reset Timeout | 1 ms Minimum |
| Operating Temperature | -40°C to +125°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | TO-253-4, TO-253AA, SOT-143-4 |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- Accurate Reset Threshold: The ADM6315 series features an accurate internal voltage reference circuit, ensuring reliable operation even with significant supply voltage degradations.
- Manual Reset Input: The device includes a manual reset input (MR) that can be used by a system operator or a digital circuit to reset the system manually.
- Open-Drain Reset Output: The reset output is open-drain, allowing it to sink current from sources with a voltage greater than the VCC of the ADM6315 input, enhancing its versatility in diverse applications.
- Transient Immunity: The ADM6315 has good immunity from negative-going transients, making it suitable for use in noisy environments.
- Fast Reset Response: The device can produce a reset in 35 μs typical during a brownout condition, ensuring the entire system is reset before any part of the system’s voltage falls below its recommended operating voltage.
Applications
- Microprocessor-Based Systems: The ADM6315 is designed to protect the integrity of microprocessor-based systems by ensuring proper operation during power-up, power-down, and brownout conditions.
- Noisy Environments: Due to its transient immunity, the ADM6315 is suitable for use in environments prone to electrical noise.
- Industrial and Automotive Systems: The device’s wide operating temperature range (-40°C to +125°C) makes it suitable for industrial and automotive applications.
Q & A
- What is the primary function of the ADM6315-31D1ARTZR7?
The primary function of the ADM6315-31D1ARTZR7 is to monitor the system voltage and ensure proper operation during power-up, power-down, and brownout conditions by providing a reset signal if necessary.
- What is the voltage threshold for the ADM6315-31D1ARTZR7?
The voltage threshold for the ADM6315-31D1ARTZR7 is 3.08V.
- What type of reset output does the ADM6315-31D1ARTZR7 have?
The ADM6315-31D1ARTZR7 has an open-drain or open-collector reset output.
- What is the minimum reset timeout period for the ADM6315-31D1ARTZR7?
The minimum reset timeout period for the ADM6315-31D1ARTZR7 is 1 ms.
- How does the ADM6315-31D1ARTZR7 handle brownout conditions?
The ADM6315-31D1ARTZR7 can produce a reset in 35 μs typical during a brownout condition, ensuring the entire system is reset before any part of the system’s voltage falls below its recommended operating voltage.
- What is the operating temperature range of the ADM6315-31D1ARTZR7?
The operating temperature range of the ADM6315-31D1ARTZR7 is -40°C to +125°C.
- Is the ADM6315-31D1ARTZR7 RoHS compliant?
Yes, the ADM6315-31D1ARTZR7 is lead-free and RoHS compliant.
- What is the purpose of the manual reset input (MR) on the ADM6315-31D1ARTZR7?
The manual reset input (MR) allows the system operator or a digital circuit to reset the system manually.
- How does the ADM6315-31D1ARTZR7 handle transient immunity?
The ADM6315-31D1ARTZR7 has good immunity from negative-going transients, making it suitable for use in noisy environments.
- What package types are available for the ADM6315-31D1ARTZR7?
The ADM6315-31D1ARTZR7 is available in TO-253-4, TO-253AA, and SOT-143-4 packages.
