APX803L05-12SA-7

Product Overview

Category

APX803L05-12SA-7 belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and controlling the power supply voltage in electronic devices.

Characteristics

• Low-power consumption
• Wide operating voltage range
• High accuracy
• Reset output with adjustable delay time
• Small package size

Package

The APX803L05-12SA-7 comes in a small SOT-23-5 package.

Essence

The essence of APX803L05-12SA-7 lies in its ability to provide accurate voltage monitoring and reset functionality in electronic systems.

Packaging/Quantity

The product is typically packaged in reels, with each reel containing a specific quantity of APX803L05-12SA-7 units.

Specifications

• Operating Voltage Range: 0.8V to 6.0V
• Reset Threshold Voltage: 4.63V ± 1.5%
• Reset Output Delay Time: Adjustable from 1ms to 640ms
• Quiescent Current: 1.0µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The APX803L05-12SA-7 has five pins arranged as follows:

```

---

| | --| VDD | --| GND | --| RESET | --| MR | --| NC | |_______| ```

• VDD: Power supply input pin
• GND: Ground pin
• RESET: Reset output pin
• MR: Manual reset input pin
• NC: No connection pin

Functional Features

• Accurate voltage monitoring: The APX803L05-12SA-7 ensures precise monitoring of the power supply voltage.
• Adjustable reset delay: The reset output delay time can be adjusted according to the application requirements.
• Low-power consumption: The device operates with minimal power consumption, making it suitable for battery-powered applications.
• Manual reset capability: The MR pin allows for manual reset control when required.

Advantages and Disadvantages

Advantages

• High accuracy in voltage monitoring
• Adjustable reset delay time
• Low-power consumption
• Small package size

Disadvantages

• Limited operating temperature range (-40°C to +85°C)
• Noisy environments may affect accurate voltage monitoring

Working Principles

The APX803L05-12SA-7 works by continuously monitoring the power supply voltage. If the voltage drops below the preset threshold, the reset output is activated after a programmable delay. This ensures that the connected electronic system is reset or powered down safely.

Detailed Application Field Plans

The APX803L05-12SA-7 finds applications in various electronic systems where accurate voltage monitoring and reset functionality are crucial. Some potential application fields include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Power management circuits
4. Battery-powered devices
5. Industrial automation systems

Detailed and Complete Alternative Models

1. APX803L03-12SA-7: Similar to APX803L05-12SA-7 but with a lower reset threshold voltage of 3.0V.
2. APX803L10-12SA-7: Similar to APX803L05-12SA-7 but with a higher reset threshold voltage of 10.0V.
3. APX803M05-12SA-7: A variant with an open-drain reset output instead of push-pull.

These alternative models provide flexibility in choosing the appropriate voltage supervisor based on specific application requirements.

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