MAX8212ESA+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuits (ICs)

Use: The MAX8212ESA+ is a precision voltage monitor and reset circuit designed for use in various electronic systems. It provides accurate monitoring of power supply voltages and generates a reset signal when the voltage falls below a specified threshold.

Characteristics: - Precision voltage monitoring - Reset signal generation - Low power consumption - Wide operating voltage range - Small package size

Package: The MAX8212ESA+ is available in a small surface-mount SOIC-8 package.

Essence: The essence of the MAX8212ESA+ lies in its ability to ensure reliable operation of electronic systems by monitoring power supply voltages and generating reset signals when necessary.

Packaging/Quantity: The MAX8212ESA+ is typically sold in reels containing 250 units.

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Threshold Voltage Accuracy: ±1.5%
• Reset Timeout Period: Adjustable
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 10µA (typical)

Pin Configuration

The MAX8212ESA+ features an 8-pin SOIC package with the following pin configuration:

```

---

| | --| VCC GND |-- Pin 1: Ground (GND) --| RESET OUT |-- Pin 2: Reset Output --| THRESHOLD |-- Pin 3: Threshold Input --| MR |-- Pin 4: Manual Reset Input --| RESET IN |-- Pin 5: Reset Input --| GND |-- Pin 6: Ground (GND) --| VCC |-- Pin 7: Supply Voltage (VCC) |___________| ```

Functional Features

1. Voltage Monitoring: The MAX8212ESA+ continuously monitors the power supply voltage using the threshold input pin.
2. Reset Signal Generation: When the monitored voltage falls below the threshold, the MAX8212ESA+ generates a reset signal on the reset output pin.
3. Manual Reset: The manual reset input pin allows for an external reset signal to override the internal monitoring circuit.
4. Adjustable Timeout Period: The reset timeout period can be adjusted using external components to suit specific system requirements.

Advantages and Disadvantages

Advantages: - Accurate voltage monitoring ensures reliable system operation. - Small package size allows for space-efficient integration into electronic systems. - Low power consumption minimizes energy usage. - Wide operating voltage range accommodates various power supply configurations.

Disadvantages: - Limited number of pins may restrict the functionality in complex systems. - Manual reset feature requires additional external circuitry.

Working Principles

The MAX8212ESA+ operates by comparing the power supply voltage with a user-defined threshold voltage. If the power supply voltage drops below the threshold, the internal circuitry triggers a reset signal. The reset signal remains active until the power supply voltage rises above the threshold or a manual reset signal is received.

Application Field Plans

The MAX8212ESA+ finds applications in a wide range of electronic systems that require reliable voltage monitoring and reset functionality. Some potential application fields include: - Microcontrollers and microprocessors - Industrial control systems - Automotive electronics - Power management circuits - Battery-powered devices

Alternative Models

For those seeking alternative options, the following models provide similar functionality to the MAX8212ESA+: - MAX823ESA+ - MAX809SEUR-T - ADM708TARZ