TPS3807A30DCKR

Product Overview

Category

The TPS3807A30DCKR belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and supervising the voltage levels in electronic systems.

Characteristics

• The TPS3807A30DCKR is a low-power, precision voltage supervisor.
• It operates with a supply voltage range of 1.6V to 6.5V.
• The device offers an adjustable threshold voltage, making it versatile for various applications.
• It has a low quiescent current consumption, making it suitable for battery-powered devices.
• The TPS3807A30DCKR provides a reset signal when the monitored voltage falls below the set threshold.

Package

The TPS3807A30DCKR comes in a small SOT-23 package.

Essence

The essence of the TPS3807A30DCKR is to ensure the reliable operation of electronic systems by monitoring voltage levels and providing a reset signal when necessary.

Packaging/Quantity

The TPS3807A30DCKR is typically available in reels, with 3000 units per reel.

Specifications

• Supply Voltage Range: 1.6V to 6.5V
• Adjustable Threshold Voltage Range: 0.4V to 5.5V
• Quiescent Current: 3.5µA (typical)
• Reset Timeout Period: 200ms (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TPS3807A30DCKR has the following pin configuration:

1. GND (Ground)
2. VDD (Supply Voltage)
3. MR (Manual Reset)
4. RESET (Reset Output)

Functional Features

• Precision voltage monitoring
• Adjustable threshold voltage for flexibility
• Low quiescent current consumption
• Manual reset capability
• Open-drain reset output

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various systems.
• Adjustable threshold voltage provides versatility for different applications.
• Low quiescent current consumption prolongs battery life in portable devices.
• Manual reset feature enables system control.
• Open-drain reset output facilitates easy interfacing with other components.

Disadvantages

• The SOT-23 package may limit heat dissipation in high-power applications.
• Limited number of pins may restrict the device's functionality in complex systems.

Working Principles

The TPS3807A30DCKR monitors the voltage level at the VDD pin. When the voltage falls below the set threshold, the device asserts the RESET pin low, indicating a power failure or an out-of-range condition. The reset signal remains active until the voltage rises above the threshold and the reset timeout period elapses.

Detailed Application Field Plans

The TPS3807A30DCKR finds applications in various fields, including:

1. Battery-powered devices: Ensures proper operation and prevents damage due to low voltage conditions.
2. Industrial automation: Monitors power supply integrity in control systems.
3. Automotive electronics: Provides voltage supervision for critical components.
4. Telecommunications: Protects sensitive circuitry from voltage fluctuations.
5. Consumer electronics: Enhances system reliability by monitoring power supply stability.

Detailed and Complete Alternative Models

1. TPS3808G01DBVR: Similar voltage supervisor with fixed threshold voltage.
2. TPS3839K33DBVR: Voltage supervisor with adjustable threshold and higher operating temperature range.
3. MAX823LEUK+T: Precision voltage monitor with manual reset and adjustable threshold.

These alternative models offer similar functionalities and can be considered based on specific requirements.

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