MIC6315-44D2UY-TR

Product Overview

Category

MIC6315-44D2UY-TR belongs to the category of voltage supervisors.

Use

This product is primarily used for monitoring and controlling the voltage levels in electronic circuits.

Characteristics

• Voltage range: 1.8V to 5.5V
• Low quiescent current: 1.5µA (typical)
• Adjustable reset threshold voltage
• Manual reset input
• Power-on reset delay time: 100ms (typical)
• Small package size: SOT-23-3
• RoHS compliant

Package and Quantity

MIC6315-44D2UY-TR is packaged in a SOT-23-3 package. It is available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Supply Voltage Range: 1.8V to 5.5V
• Reset Threshold Voltage Range: 1.2V to VDD - 0.2V
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1.5µA (typical)
• Reset Timeout Period: 140ms (typical)

Pin Configuration

MIC6315-44D2UY-TR has three pins arranged as follows:

```

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| | --| RST |-- --| GND |-- --| VDD |-- |_______| ```

Pin Descriptions: - RST: Reset output - GND: Ground - VDD: Supply voltage input

Functional Features

1. Voltage Monitoring: The MIC6315-44D2UY-TR continuously monitors the supply voltage and provides a reset signal when it falls below the set threshold.
2. Adjustable Threshold: The reset threshold voltage can be adjusted within a specified range to suit different applications.
3. Manual Reset Input: The device includes a manual reset input pin that allows an external signal to force a reset.
4. Power-On Reset Delay: The MIC6315-44D2UY-TR incorporates a power-on reset delay circuit to ensure stable operation during power-up.

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various systems.
• Low quiescent current minimizes power consumption.
• Adjustable reset threshold provides flexibility for different voltage requirements.
• Small package size enables space-saving designs.
• RoHS compliance ensures environmental friendliness.

Disadvantages

• Limited reset timeout period may not be suitable for all applications requiring longer delays.
• Lack of additional features such as hysteresis or watchdog functionality.

Working Principles

The MIC6315-44D2UY-TR operates by comparing the supply voltage with the set threshold voltage. When the supply voltage drops below the threshold, the reset output is activated, indicating a low-voltage condition. The reset output remains active until the supply voltage rises above the threshold and the reset timeout period elapses.

Application Field Plans

The MIC6315-44D2UY-TR finds applications in various electronic systems where voltage monitoring and control are critical. Some potential application fields include:

1. Microcontrollers: Ensuring reliable operation by monitoring the supply voltage and initiating a reset if necessary.
2. Battery-Powered Devices: Protecting sensitive components from undervoltage conditions and preventing data loss.
3. Industrial Control Systems: Monitoring power supply integrity to prevent system malfunctions or damage.
4. Automotive Electronics: Safeguarding critical circuits against voltage fluctuations and ensuring proper functioning.

Alternative Models

1. MAX6315: Similar voltage supervisor IC with adjustable threshold and manual reset input.
2. TPS3808: Voltage supervisor with programmable reset threshold and longer reset timeout period.
3. ADM6315: Low-power voltage monitor with fixed reset threshold and manual reset input.

These alternative models offer similar functionality and can be considered as substitutes for the MIC6315-44D2UY-TR in specific applications.

In conclusion, the MIC6315-44D2UY-TR is a voltage supervisor IC that provides reliable voltage monitoring and control capabilities. Its adjustable threshold, low quiescent current, and small package size make it suitable for various electronic systems. However, its limited reset timeout period and lack of additional features may restrict its use in certain applications.