ADM809SAKS-REEL7

Product Overview

Category

ADM809SAKS-REEL7 belongs to the category of electronic components.

Use

It is commonly used in electronic circuits for voltage monitoring and reset functions.

Characteristics

• Voltage monitoring and reset functionality
• Low power consumption
• Small package size
• Wide operating temperature range

Package

ADM809SAKS-REEL7 is available in a surface-mount SOT-23 package.

Essence

The essence of ADM809SAKS-REEL7 lies in its ability to monitor and control the voltage levels in electronic circuits, ensuring proper functioning and preventing damage.

Packaging/Quantity

ADM809SAKS-REEL7 is typically packaged in reels containing a specific quantity of units, usually 3000 pieces per reel.

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Reset Threshold Voltage Options: 2.93V, 3.08V, 3.15V, 4.38V
• Reset Timeout Period Options: 140ms, 560ms, 1120ms, 2240ms
• Quiescent Current: 6µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ADM809SAKS-REEL7 has three pins:

1. VCC: This pin is connected to the power supply voltage.
2. GND: This pin is connected to the ground reference.
3. RESET: This pin outputs a reset signal when the monitored voltage falls below the threshold.

Functional Features

• Voltage Monitoring: ADM809SAKS-REEL7 continuously monitors the input voltage and compares it with the preset threshold voltage.
• Reset Generation: When the input voltage drops below the threshold, the RESET pin goes low, generating a reset signal.
• Reset Timeout: The reset signal remains active for a specific timeout period, ensuring proper system reset.

Advantages and Disadvantages

Advantages

• Reliable voltage monitoring and reset functionality
• Low power consumption
• Small package size allows for space-saving designs
• Wide operating temperature range enables usage in various environments

Disadvantages

• Limited threshold voltage options
• Fixed reset timeout periods may not suit all applications

Working Principles

ADM809SAKS-REEL7 utilizes a voltage comparator to continuously monitor the input voltage. When the voltage falls below the preset threshold, the comparator triggers the generation of a reset signal. This signal remains active for a specific timeout period, allowing the system to reset properly.

Detailed Application Field Plans

ADM809SAKS-REEL7 finds applications in various electronic systems where voltage monitoring and reset functions are critical. Some common application fields include:

1. Microcontrollers: Ensuring proper reset and initialization of microcontroller-based systems.
2. Power Supplies: Protecting sensitive components from undervoltage conditions.
3. Industrial Control Systems: Monitoring voltage levels in control circuits to prevent malfunctions.
4. Automotive Electronics: Providing reliable reset functionality in automotive systems.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ADM809SAKS-REEL7 are:

1. MAX809: Manufactured by Maxim Integrated, it offers a wide range of threshold voltage options.
2. MCP101: Produced by Microchip Technology, it provides adjustable reset timeout periods.
3. TPS3808: Texas Instruments' offering with additional features like manual reset input.

These alternative models can be considered based on specific requirements and design constraints.

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